acer laptop battery's Blurty
 
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Below are the 15 most recent journal entries recorded in acer laptop battery's Blurty:

    Monday, September 28th, 2009
    10:14 am
    design of your laptop battery

    2 design


    Charging circuit consists of three parts: the control of the testing and charging some parts. As shown in Figure 1,IBM Laptop Battery the use of F310 Singlechip for charge control, microcontroller itself PWM PWM type switching power supply required for full functionality, with 10-bit A / D converter. The use of single-chip A / D ports, constitute a battery voltage, current, temperature detection circuit.


    Single-chip voltage feedback and current feedback signal,IBM ThinkPad R60 Battery, IBM ThinkPad T60 Battery, IBM 40Y6797 Battery, IBM 40Y6799 Battery, the direct use of digital PWM output voltage signal and converted into the analog voltage signal, to ensure that the control accuracy.


    Part 3 Control Circuit Design


    Singlechip C8051F310


    ① analog peripherals


    A.10-bit ADC: conversion speed up to 200ks / s, may be as many as 21 or 17 external single-ended or differential input, VREF can be external or VDD pin select, built-temperature sensor (± 3 ℃), external conversion start input;


    b. two analog comparator: programmable Backlash voltage and response time,IBM ThinkPad R60 Battery, can be configured to interrupt or reset source, low current (0.5μA).


    ② supply voltage


    a. Typical operating current: 5mA, 25MHz;


    b. a typical shutdown current: 0.1μA;


    c. temperature range: -40 ~ +85 ℃.


    ③ high-speed 8051 microcontroller core


    a. pipeline command structure: IBM ThinkPad R60 Battery, IBM ThinkPad T60 Battery, IBM 40Y6797 Battery, IBM 40Y6799 Battery,70% of the instruction execution time for one or two system clock cycle;


    b. speed up 25MI / s (when the clock frequency of 25MHz);


    c. expansion of the system interruption.


    ④ digital peripherals


    a.29/25 ports I / O: all of the population are resistant to 5V voltage lines;


    b.4 a generic 16-bit counter / timer;


    c.16-bit programmable counter / timer array (PCA), IBM ThinkPad T60 Battery,there are five capture / compare module;


    d. the use of PCA or timer and external clock source of real-time clock mode.


    Control circuit shown in Figure 2, P0.3 I provide rechargeable power, P0.6 I detect the size of charging voltage, P0.5 I detect the size of the charge current, P0.4 I detect the temperature of the battery.


    Charge current by the single-chip pulse width modulation PWM generation, the charge current from AD calculated after conversion.


    4 charging some parts of the circuit design and testing


    Figure 3 for the charging circuit and detection circuit.


    ① charge curve


     


    Shown in Figure 4, charging process by pre-filling status, IBM 40Y6797 Battery,constant-current charge status and charge state composition of constant pressure.


    ② fast converter


    Diminuendo charger to achieve the termination of the most economical way is to use a fast converter. Fast converter is a inductor and / or a transformer (the need for isolation transformer time) as the energy storage unit to a discrete form of energy packets of energy transfer from input to output switching regulator feedback circuit through the transistor to regulate energy transmission,IBM ThinkPad R60 Battery, IBM ThinkPad T60 Battery, IBM 40Y6797 Battery, IBM 40Y6799 Battery, but also as a filter switch, to ensure that the voltage or current in the constant load.


     


    a switch closure b switch to open


    Rapid regulator is by controlling the operation of a transistor switch duty cycle to achieve. IBM 40Y6799 Battery, Automatically increases duty cycle to make the 6Y270 battery more current flows. When VBATT

    10:06 am
    Long Our Batteries Laptop Life(d)

    Long Our Batteries Laptop Life(d)


    The use of savings in the normal use of a little attention as long as we can to reduce Apple Laptop Battery battery power consumption. Now we put it to sum up, so that you can be in use attention.


    1. Connected to the expansion of the mouth immediately after use to remove peripherals, such as printers, scanners, digital cameras, mobile hard drives, USB floppy drive and so on. As long as these peripherals connected to the laptop, even if does not work will consume compaq presario 2100 battery power;


    2. If the PCMCIA expansion card slot is no need for the time being, should be immediately removed;


    3. Laptop consumes a lot of drive, no need to use the discs to check out, otherwise it will continue uninterrupted reading, to increase energy consumption. Smooth thermal performance of the compaq presario 2500 battery,Apple A1079 Battery, Apple A1078 Battery, Apple A1148 Battery, Apple M6091 Battery hp f2299a, hp f3172a heat and power very close relationship between the two, this is by way of laptop cooling to decide. Generally use the laptop with a thermostatically controlled fan heatpipe cooling technology, and only reached a certain temperature before the opening of the built-in cooling fan. Once the laptop's internal air flow impeded, heat pipe heat has not been able to spread, will lead to the fan running continuously.


    Now that only a laptop hp pavilion zt1000 battery internal temperature reaches a certain temperature the fan will operate,Apple A1079 Battery, then we note the following points can be reduced fan power consumption. 1. As far as better ventilation or air-conditioned room use. 2. Do not let debris and dust blocked laptop cooling holes, cooling ducts, heat sinks should not dirty the internal parts, I have split into around one thick gray notebook, as it would lead to cooling problems . 3. In the home or office use, the best preparation a good cooling effect of water cushion pad at the bottom through the water cushion to allow better heat dissipation notebook hp laptop battery.

    Long Our Batteries Laptop Life(b)

    Power management options to optimize settings


    For laptop users, we recommend the use of WindowsXP operating system, of course, if the laptop configuration is too low even WindowsXP can not meet the minimum dell latitude d620 battery, dell latitude d820 battery configuration requirements, it is another matter.


    Have a lot of reasons,Apple A1079 Battery, Apple A1078 Battery, Apple A1148 Battery, Apple M6091 Battery one of the main point is that the laptop power management for all computer operating systems are currently the most advanced, if the Centrino platform, coupled with so much the better. 1.6GHz of the Pentium-M smaller load only job in the following frequency of 600MHz. Apple A1078 Battery,If your laptop to support the Intel SpeedStep dell inspiron e1505 battery, dell td347, AMD PowerNow or Transmeta’s LongRun technology, we must remember that loaded the latest drivers, to play its biggest utility, WindowsXP is automatic, you can request in accordance with their own performance and looking for power on a point of balance.


    Users can make the most optimized power management settings, 1. Do not use a screen saver.


    2. The power scheme, select “Portable / Laptop”, following the time reasonably required in accordance with your settings, all of them for their circumstances vary, inconvenience dell inspiron 2600 battery, dell inspiron 2650 battery to make hard and fast rules. Apple A1148 Battery, General put hard disk turn off set-up time was slightly longer than the standby time, so as not to affect the hard disk life.


    3. To enter the “Power Options” property of “advanced”, the rational use of “power button”, give you a great deal of convenience, can also enhance the rational use of battery capacity. For instance: put “in the closed portable computer” is set to “standby”, which left the laptop at a moment when both the power but also on the confidentiality of dell 1g222, dell bat3151l8 personal information are very helpful, but do not need to wait to restart time. For the use of first-line maker of laptop (such as IBM, SONY, HP, Toshiba, etc.), Apple M6091 Battery usually to provide some better power management software, and has some special features: IBM’s power management procedures can reduce the LCD screen refresh rate; TOSHIBA Toshiba’s power management can be inadequate in the electricity directly turn off your equipment at any one of the specified; SONY dedicated power management process can set the fan speed, can also turn off non-use of the IEEE1394 interface as well as the MEMORY STICK slot, so as to achieve the goal of dell laptop battery energy saving.


    10. Do not expose the battery under high temperature or cold, such as dog day weather, and not turning the phone on the car, stood in the scorching sun exposure; or get air-conditioned rooms, the place direct blowing of air-conditioned place. When charging, the battery is normal to have a little hot, but it should not禁受high temperature "suffering." In order to avoid this from happening, it is best carried out at room temperature for charging, and not in the phone cover anything.


    11. Nickel-cadmium (n icd) must be guaranteed before the battery completely dead battery, rechargeable battery after the need to ensure adequate power.


    12. If your mobile phone battery but not been used to place too long, it is best to phone to apply for the maintenance department to deal with batteries for a living, you can own a DC barostat, adjust voltage of 5 ~ 6v,Apple A1079 Battery, Apple A1078 Battery, Apple A1148 Battery, Apple M6091 Battery current 500 ~ 600ma battery reverse connection . Note that touch open up to repeat three times, after such treatment, the re-use original charger to carry out "period of adjustment" charge.


    13. The longer the charging time is not good, for there is no protection circuit full battery charge should be stopped immediately, otherwise the battery overheating due to heat or impact performance.


    14. Lithium-ion battery charger must be selected precincts, or may fall short of saturation, affect its performance. After charging, should be placed in the charger to avoid the more than 12 hours or more, long-term need not be separated from the battery and cell phone!


    Friday, September 25th, 2009
    2:33 pm
    The need for long-term preservation of battery power is full of it?

    The need for long-term preservation of battery power is full of it?


    Read the table on the following clear:Sony laptop battery (the percentage of saturation at the time, the relative percentage of the initial value)


    Storage temperature of 40% state of charge 100% state of charge(75uyf, 1691p, dell inspiron 2500 battery, dell inspiron 3700 battery, dell inspiron 3800 battery, dell inspiron 4000 battery, dell inspiron 4100 battery)


    0 degree 98% (a year later) 94% (a year later)


    25 degrees 96% (a year later) 80% (a year later)


    40 degrees 85% (a year later) 65% (a year later)


    60 degrees 75% (a year later) 60% (3 months)


    It is clear that if long-term preservation of cells, as far as possible on the drying temperature of the environment and allow the remaining battery power in about 40% of the ideal, of course, the best month to come up with to use a battery,Sony VGP-BPS8 Battery, Sony VGP-BPS9 Battery, Sony VGP-BPS10 Battery, the battery can ensure the preservation of good state and not allow the loss of electricity damage to the battery completely.


    In how to use the notebook as far as possible the extension of the use of time?


    1. To reduce the screen brightness. However,Sony VGP-BPS8 Battery, large power consumption LCD brightness can effectively reduce the extension of the use of time;


    2. Open SpeedStep and PowerPlay power-saving features such as. Now the notebook processors and graphics chips have lower operating frequency and voltage to extend the function of time, open the appropriate option on can greatly extend the battery life;


    3. The use of hard drives and CD-ROM software, the deceleration. Such as NERO DriveSpeed, PowerBooster software can reduce the optical drive, hard disk drives, such as speed, but also can effectively reduce the power consumption of notebook(batcl50l, acer travelmate 290 battery and dell latitude d410 battery, pa3383u-1brs, toshiba satellite a70 battery, toshiba satellite a75 battery, Sony VGP-BPS8 Battery, Sony VGP-BPS9 Battery, Sony VGP-BPS10 Battery,toshiba satellite p30 battery, toshiba satellite p35 battery);


    4. Make the best use of standby, sleep and other functions. When a longer period of time without a computer, allowing notebook standby or hibernation, both to save power and extend the life of the computer. On the battery is still controversial, if readers have any objection to the Forum in SUNDIGI.COM question, let us explore the topic of this debate.Sony VGP-BPS9 Battery,


    Ningbo Port in the original battery hidden export hi


    China's exports of primary cell production has great potential, especially living in Ningbo, has the leading position of domestic producers of large-scale battery production capacity, and high competitiveness, so that the original battery, Ningbo Port has maintained a high export growth rates. Ningbo, according to customs statistics, 1-July cumulative export in Ningbo 780,000,000 original battery with a total value of 56,392,000 U.S. dollars, year-on-year growth of 19.8%, respectively, and 23.3%, maintained a good momentum of growth.


    However, with exports growing, there is also increasing the risk of exposure. First, faced with the risk of intellectual property rights. June preliminary U.S. International Trade Commission finds that the Chinese battery production of mercury-free alkaline batteries constitute the United States and Energizer Holdings, the company's violations EVEREADY batteries, the Ningbo area of which there are companies ranked.Sony VGP-BPS10 Battery, If convicted of intellectual property to pay the high fees, battery exports to the United States will lose the price advantage, loss of market competitiveness. Secondly, until 2006, the European Union, including the battery and other electronic products will be the introduction of new environmental standards, the requirements to continue to reduce the heavy metal content of the standards, which will also export a certain resistance to the EU market. In addition, China's low cost battery also easily lead to anti-dumping sanctions abroad.


    According to statistics data show that the original port of Ningbo in July exports of 120 million batteries(dell inspiron 4150 battery, dell inspiron 8000 battery, dell inspiron 8100 battery, dell inspiron 8200 battery, Sony VGP-BPS8 Battery, Sony VGP-BPS9 Battery, Sony VGP-BPS10 Battery,), worth 8,512,000 U.S. dollars, year-on-year growth of 3.6% and 9.1%, much lower than in June of nearly 30% year-on-year growth rate. Domestic battery manufacturers should be actively seeking to strain and reduce export risk, and maintain the sound development of industry.

    2:26 pm
    non-polluting fuel cells,

    Both non-polluting fuel cells, efficient, widely applicable, without the noise and the advantages of continuous work, the efficiency of the power system than the general is much higher, you can reach 43 ~ 58%. If the response is also the use of heat generated, Sony laptop battery the efficiency can be as high as 80%. So is a clean environmentally friendly power, than the commonly used lithium batteries and polymer lithium batteries should be much more clean and environmentally friendly.


    The three major obstacles remain to be solved


    Fuel cells in notebook computers(Sony PCGA-BP71 Battery, Sony VGP-BPL2 Battery, Sony VGP-BPS3 Battery, Sony VGP-BPS5 Battery) want to be fully applied also in need of further research and development, there are still some problems to be resolved.


    One problem is the cost too high, current, fuel cell to generate hydrogen at low temperatures required for the cost of platinum catalysts are rather expensive. The overall cost much higher than the lithium batteries.


    The second problem is the issue of by-products of industrial batteries, these water and heat can be recycled to improve the overall efficiency of fuel cells, but in laptop batteries, these heat and water will be difficult to deal with, and brought heat and drainage problems, Sony PCGA-BP71 Battery,how to heat, how to seal it will not cause trouble to the user, reducing comfort or even damage the machine, it is urgent solution.


    In addition, the fuel cell and people used to the different lithium batteries, fuel cells can not be charged, it is necessary to continue to supply electric power, can only add fuel (electrolyte) method, how to allow users easy access to these fuels, it will not be simple thing. Whether to buy ordinary products like the same everywhere in the market to buy a fuel cell needs fuel, or the same as the gas station to refuel at any time to add fuel, fuel cell development is restricted in the third obstacle.


    Although fuel cells are faced with seemingly difficult to climb the three major obstacles. However, we continue to believe that the prospects for fuel cells is very bright, and fuel cells for portable devices is the best technology, at the same time as a very low pollution, high energy density products, it added laptop batteries for the ability to depict future.


    Examples:


    Fuel cell use in NEC


    As early as September 17, 2003 ~ September 20 in Chiba, Japan held the "WPC Expo 2003" exhibition,Sony VGP-BPL2 Battery, NEC on the display using a laptop fuel cell prototype.


    NEC prototype fuel cell the average output power of 14W, maximum output power of 24W, voltage of 12V, the battery of the total weight of 900 grams, the weight of fuel for 300 grams. Fuel cell size for the 270 × 270 × 40mm.Sony PCGA-BP71 Battery, Sony VGP-BPL2 Battery, Sony VGP-BPS3 Battery, Sony VGP-BPS5 Battery When the fuel concentration is about 10% of the 300 grams of methanol, the notebook PC(y9943, dell inspiron 630m battery, dell inspiron 640m battery, dell inspiron e1405 battery, dell xpsm140 battery) can run about five hours.


    With other fuel cell different, NEC fuel cell can also be referred to as "nano-fuel cell." NEC platinum catalyst particles in the loading material used is called "carbon nano-process (Carbon Nanohorn)" of the carbon nano-materials technology. As the process of carbon nano-structures with nano-fine, it can make the following fine 5mm platinum micro-particles can be dispersed, which would increase the surface area of catalyst so as to enhance the output power density.


    In the near future, NEC notebooks will be extensive use of the fuel cell in their products so that users can go beyond the limitations of time and space to enjoy the convenience of mobile computing and freedom.


    Rechargeable fuel cell phone launched


    Fuel cell has been widely seen as the future of mobile phone batteries, this battery talk time over 13 hours,Sony VGP-BPS3 Battery, standby up to a month more. Expected to commence in 2005, the first mobile phones using fuel cells will be introduced, it appears that the use of fuel cell phone away from us getting closer and closer.


    Notebook in the back, will launch notebook battery Ni-MH


    It is reported that recently a number of notebook manufacturers will introduce the use of nickel-hydrogen batteries notebook, including DELL and HP. Industry pointed out that although the DELL as the world's first use of lithium batteries, but as a result of the global notebook PC market over price, the cost has already bottomed out, the only notebook vendor to find a new strategy to reduce costs in order to squeeze out more profits,Sony PCGA-BP71 Battery, Sony VGP-BPL2 Battery, Sony VGP-BPS3 Battery, Sony VGP-BPS5 Battery so has resulted in the global notebook computer industry back in the history of a particular phenomenon rare.


    The nickel-metal hydride batteries(hp presario m2000 battery, hp presario v2000 battery, compaq presario v5000 battery, compaq presario v4000 battery) now used in notebook computers will be able to save the battery part of the cost 4-5 dollars,Sony VGP-BPS5 Battery, but the use of nickel-metal hydride battery time is only 1.5 hours, far less than is now common to the use of laptop time.

    2:18 pm
    I am in favor of the battery business in the United States

    I am in favor of the battery business in the United States


    October 4, the United States International Trade Commission (ITC) announced on mercury-free alkaline batteries in China,Sony laptop battery"337 investigation" of the final case that the representations to Energizer Holdings, the United States have mercury-free alkaline battery patent is invalid patent, the Chinese mainland and Hong Kong battery 9 respondent does not constitute infringement of its patents. This is the first successful Chinese enterprises responding to the United States in recent years "337 investigation" cases. Although the United States lost to the Energizer Group Appeals U.S. Federal Court of Appeal, and the final at last, President of the United States within 60 days for approval, but "337 investigation" of the proceedings, the Chinese battery companies have to win this lawsuit.


    A few days ago,Sony PCGA-BP2S Battery, Sony PCGA-BP2T Battery, Sony PCGA-BP2V Battery, Sony PCGA-BP4V Battery, reporters in Los Angeles for an exclusive interview with Chinese enterprises in the United States of winning the lawsuit Hawking - Hartson law firm partner, Mr. Thomason and Miss Yang Weining.Yang said that the first lawsuit to win the Chinese Government attaches great importance to China's Ministry of Commerce, China Chamber of Commerce and the China Electrical and Mechanical Industry Association co-chaired by cell hp nc6200 battery, hp nc6220 battery of the respondent companies. They decisive decision-making, collective responding to, and carefully selected law firms to proxy respondent.


    "337 investigation" from the U.S. "Tariff Act of 1930" section 337,Sony PCGA-BP2S Battery, which said that anyone who intends to import acts in violation of the United States, such as patents, trademarks or technical secrets unfair acts of damage to U.S. companies will be able to ITC prosecution. ITC can be carried out within 30 days of investigation, filing a case, if confirmed in violation of "Section 337", ITC the power to issue the ban. Ban at the two, a special ban, which was listed for violations of specific products business; the other is a comprehensive ban, called for a complete embargo on trade products, so that enterprises involved and their respective countries or regions All of the related products can not enter the U.S. market.


    April 28 last year, the United States Energizer Holdings and its subsidiary battery complaint to the ITC, said the Chinese mainland and Hong Kong, Japan, Indonesia and other countries and regions against the 24 enterprises of mercury-free alkaline battery patent rights, called for These enterprises involved in the case, "337 investigation", and the prohibition of production of these mercury-free alkaline batteries into the U.S. market.Sony PCGA-BP2T Battery, May 27 the same year, an investigation began.


    In order to respond, China's "Leopard King," "Nanfu" battery 9, such as a large amount of money to hire a joint history of the United States a hundred years standing and a strong team of bilingual lawyers Hawking - Hartson law firm for the agency, in June last year Respondent submitted to the U.S. material.


    June 2 this year, the United States preliminary ITC found that nine Chinese battery production of mercury-free alkaline batteries constitute the Group of the United States Energizer patent infringement. Sony PCGA-BP2S Battery, Sony PCGA-BP2T Battery, Sony PCGA-BP2V Battery, Sony PCGA-BP4V Battery,June 9, nine Chinese battery joint appeal for ITC to conduct a comprehensive review of the preliminary results. After an arduous court, October 4, ITC announced Energizer Group of the United States have mercury-free alkaline battery patent is invalid patents, responding to China's nine won the final battery.


    Thomason, another lawyer handling the case told this reporter that, first of all, China's share of global battery cell production in 1 / 3, can be successful in the United States responding to the extraordinary significance of a patent lawsuit; Second, which is conducive to the future of the global battery market fair competition, consumers have more choices and lower prices and better quality batteries available; Third,Sony PCGA-BP2V Battery, Chinese enterprises in favor of proven ability to win a lawsuit in the United States and be able to in the U.S. legal system for fair treatment. Thomason said that the United States lost the Energizer Holdings patented technology in their description of the authority is not explicit enough, is not clear, the concept is too broad and too vague. In order to win lawsuits, they arbitrary expansion of the concept of patent rights in order to prove infringement of Chinese enterprises. The basis of their argument, if such a patent is still valid, it is tantamount to that of the hp nc6230 battery, hp nx6110 battery throughout the world are in violation of their patent rights.


    He graduated from Peking University Department of Biology, recently received the United States law journal "legal star" nominated by the Law Society said that the battery case in favor of the patent, is of great significance to China. China's accession to the WTO, many traditional trade barriers are no longer an obstacle. However, the impact on the wider issue of intellectual property rights will become increasingly prominent. She said that Chinese enterprises involved in intellectual property cases increased rapidly,Sony PCGA-BP2S Battery, Sony PCGA-BP2T Battery, Sony PCGA-BP2V Battery, Sony PCGA-BP4V Battery, which shows an increase in the United States for Chinese enterprises and products,Sony PCGA-BP4V Battery, the strength limit. ITC is due to government agencies, powerful and very expensive legal costs, in some cases, many Chinese companies have abandoned the respondent, the results of ITC on the prosecution's only one side of the story. The long run, this situation is very unfavorable to the Chinese enterprises. Chinese enterprises actively respond only can hope to secure a fair deal.

    Sunday, August 30th, 2009
    10:43 pm
    VGP-BPL2 Battery

    Sony guides about using battery and AC Power

    On Using the Battery Pack

    Do not leave Sony VGP-BPS2 battery Sony laptop battery packs in temperatures above 140°F (60°C), such as in a car parked in the sun or under direct sunlight.


    Battery life is shorter in a cold environment. This is due to decreased battery efficiency at low temperatures.

    Charge battery packs at temperatures between 50°F to 86°F (10°C to 30°C). PCGA-BP4V Battery, PCGA-BP71 Battery, VGP-BPL2 Battery, Lower temperatures require longer charging times.

    While the VGP-BPS2 battery pack is in use or being charged, heat builds up in the battery pack. This is normal and is not cause for concern.

    VAIO computers are designed to operate only with genuine Sony batteries.

    Keep the battery pack away from all sources of heat or humidity.

    Keep the VGP-BPS2C battery pack dry.

    Do not open or try to disassemble the battery pack.

    Do not expose the battery pack to any mechanical shock.

    If you are not using your computer for a long period of time,PCGA-BP4V Battery, remove the VGP-BPS2A battery pack from the computer to prevent damage to the battery pack.

    If, after fully charging the battery pack, the battery power is still low, the battery pack may be reaching the end of its life and should be replaced.

    You do not need to discharge the battery pack before recharging.

    If you have not used the battery pack for a considerable amount of time, recharge the VGP-BPL2 battery pack.

    Do not handle damaged or leaking lithium ion batteries. If liquid from the battery gets into your eyes, cleanse with clean water and immediately contact a physician.

    Danger of explosion if VGP-BPS2C battery is incorrectly replaced. PCGA-BP4V Battery, PCGA-BP71 Battery, VGP-BPL2 Battery, Replace only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer’s instructions.

    The VGP-BPL2C battery pack used in this device may present a fire or chemical burn hazard if mistreated.

    Dispose of used battery promptly and in accordance with all applicable laws. PCGA-BP71 Battery,Do not incinerate.

    Keep the computer and all accessories away from children.

    Do not transport or store the computer close to metal objects which may cause a short-circuit.

    Do not use charging methods other than those specified

    On Using the AC Power Source

    See the online Specifications to check the power operation of your model.


    Do not share the AC outlet with other power-consuming equipment, such as a photocopier or paper shredder.

    You can purchase a VGP-BPS2 power strip with a surge protector VGP-BPL2 Battery,. This device prevents damage to your computer caused by sudden power surges, in an electrical storm, for example.

    Do not pull or place heavy objects on the power cord. Do not use power cords between the VGP-BPS2C product and desks or walls or bend or damage it at any time. Damage to the power cord could cause fire or electrical shock.

    To disconnect the power cord, pull it out by the plug. PCGA-BP4V Battery, PCGA-BP71 Battery, VGP-BPL2 Battery, Never pull the cord itself.

    Unplug your computer from the AC outlet if you are not planning to use the computer for a long period of time.

    Make sure that the AC outlet is easily accessible to VGP-BPS2A.

    When the AC adapter is not used, unplug it from the AC outlet.

    Use the AC adapter supplied with your computer or genuine Sony VGP-BPS5 products. Do not use any other AC adapter as it may cause a fire or electrical shock.

    10:37 pm
    Sony PCGA-BP2S Battery

    Never install telephone ,Sony laptop battery jacks in wet locations unless the jack is specifically designed for wet locations.

    Never touch uninsulated telephone wire pa3399u-1brs or terminals unless the telephone line has been disconnected at the network interface.

    Connect the modem only to a regular phone line Use with public phones or PBX may result in excessive heat.

    Avoid using the modem during an electrical storm.

    Do not use the modem or a telephone to report a gas leak in the vicinity of the leak.

    The socket outlet shall be installed near the equipment and shall be easily accessible.

    To prevent possible damage to your computer during transportation, first attach any supplied connector covers and slot protectors in their appropriate locations, and secure the HP DV2000 battery pack in the battery bay.

    Do not use wireless LAN on hospital premises. Doing so may cause medical devices to malfunction.

    Do not use wireless LAN on an aircraft, PCGA-BP2S Battery, as doing so may cause the aircraft’s equipment to malfunction.

    Do not use the wireless LAN in crowded areas.

    If using wireless LAN near a pacemaker, make sure it is at least 9 inches (22cm) away from the pacemaker.

    Use of the computer vgp-bps2c on your lap over an long period of time may result in minor burns.

    Use of the Network/LAN Connector with the following network PCGA-BP2S Battery, PCGA-BP2T Battery, PCGA-BP2V Battery, or lines may result in excessive electric current and may cause excessive heat or fire. Do not connect the Network.LAN to home telephone or business phone lines including the following:

    Network other than 10BASE-T and 100BASE-TX type

    Regular phone lines

    Digital jacks of ISDN (digital) compatible public phones)

    Home telephone or business phone lines

    Phone lines other than the above

    Please consult your PCGA-BP2T Battery, office network manager prior to use of the Network/LAN as Presario V6000 battery.


    Viewing of the display (screen) over a long period of time may cause eye fatigue and decreased vision. Rest your eyes periodically if discomfort or pain is experienced. If symptoms persist, please consult with a physician.

    Excessive use the keyboard over a long period of time may result in injury. Rest periodically if discomfort or pain is experienced. If symptoms persist, please consult with a physician.

    Listening to the computer through its speakers or headphones at a high-volume over a prolonged period of time may damage your hearing. Please carefully set the volume at a comfortable volume.

    Do not touch the power plug with wet hands as it may cause electrical shock.

    Turn off the power when connecting pa3478u-1brs AC adaptors or connection cables to avoid potential for electric shock.

    Do not wind the power cord or the connection cables around the AC adaptor as it may PCGA-BP2V Battery, disconnect the computer.

    Avoid exposure to the exhaust from the exhaust outlet. PCGA-BP2S Battery, PCGA-BP2T Battery, PCGA-BP2V Battery,Extensive exposure to heat emitted from the exhaust outlet may cause a mild burn.

    Avoid touching the computer or the pa3400u-1brs AC adaptor for a long periods of time when the unit is on.

    Keep the computer on a stable surface.

    Unplug the power cord and connection cables prior to moving the computer.

    Connectors should be properly inserted at all times.

    10:26 pm
    Sony PCGA-BP1N Battery
    Sony Important Safety Information and Precautions on computer

    On Handling Your Computer

    Sony products VGP-BPS2A are carefully designed to be safe when properly used in accordance with these instructions. Misuse may result in fire or electric shock and lead to personal injury.

    Do not use the computer if it malfunctionsSony laptop battery Contact Sony or qualified personnel for servicing.

    If you experience abnormal conditions such as smoke, heat, abnormal sounds and smell,Sony laptop battery
    PCGA-BP1N Battery, PCGA-BP2NX Battery, PCGA-BP2NY Battery, PCGA-BP2R Battery, or if you drop a solid object or any liquid on the computer, follow these instructions:

    Turn the power off

    Unplug the power cord and/or the connection cables and remove the VGP-BPS2C battery

    Contact Sony or qualified personnel for servicing

    Do not use cut or damaged connection cables.

    The computer (top and bottom), Presario V3000 battery and the AC adaptor may feel warm to the touch during use. This is normal and the result of the electric current during the charging of the battery or the operation of the CPU. If at any time these items feel abnormally warm,PCGA-BP1N Battery, immediately switch off the computer, unplug the power cord from the AC adaptor, remove the HP DV6000 battery and contact Sony or qualified personnel for servicing

    Clean the cabinet with a soft cloth, which is dry or lightly moistened with a mild detergent solution. Do not use any type of abrasive pad, scouring powder, or solvent such as alcohol or benzene, as these may damage the finish of your computer VGP-BPL2C.

    To avoid electrical shock, make sure you disconnect the power cord before cleaning your computer.

    Do not drop your computer or place any objects on top of the computer.

    Do not use or store your computer in a location subject to: Heat sources, such as radiators or air ducts; direct sunlight; excessive dust; moisture, rain or high humidity; mechanical vibration or shock; strong magnets or speakers that are not magnetically shielded; ambient temperature higher than 95oF (35oC) or less than 40oF (5oC).

    Provide adequate air circulation to prevent internal heat from building up. PCGA-BP2NX Battery,Do not place your computer or AC adaptor on porous surfaces such as rugs or blankets, or near material such as curtains or draperies that may block its air vents.

    If your computer is brought directly from a cold location to a warm one, moisture may condense inside the computer Pavilion dv2000 battery. In this case, allow at least one hour before turning on the computer. If any problems occur, unplug the computer and contact Sony or qualified personnel for servicing.

    Do not place electronic equipment near your computer.Sony laptop battery
    PCGA-BP1N Battery, PCGA-BP2NX Battery, PCGA-BP2NY Battery, PCGA-BP2R Battery, The electromagnetic field of the computer may cause a malfunction.

    Your computer pa3399u-2brs uses high-frequency radio signals and may cause interference to radio, TV reception or other A/V equipment. If this occurs, relocate the computer a suitable distance away from the set. Use of Wireless LAN in areas where there is interference may cause the computer to malfunction.

    Sony is not responsible for any interference that you may experience or that may be caused when operating this device.

    Use only specified peripheral equipment and interface cables;PCGA-BP2NY Battery, otherwise, problems may occur.

    To avoid losing data if your computer is damaged, back up your data regularly. Sony will not be liable even in the event that data is not recoverable as a result of damage to the compute or failure to backup your data.

    Do not exert pressure on the LCD screen or its edges when opening the LCD screen lid or lifting your computer. The LCD screen may be sensitive to pressure or added stress and exerting pressure may damage the screen or cause the screen to malfunction. In the event of damage to the LCD screen, please be careful of broken glass. To open the computer, hold the base with one hand and gently lift the LCD screen lid with the other.

    To carry the computer, make sure to hold the computer pa3399u-2brs battery with both hands.

    Use a carrying case specially designed to carry your computer.

    To avoid electrical shock, do not open the cabinet. Sony laptop battery
    PCGA-BP1N Battery, PCGA-BP2NX Battery, PCGA-BP2NY Battery, PCGA-BP2R Battery,Refer servicing to qualified personnel only.

    Never install modem or telephone wiring during a lightning storm.

    Use caution when installing,PCGA-BP2R Battery, or modifying telephone lines.
    Saturday, August 29th, 2009
    10:54 pm
    ThinkPad T43 Battery

    ThinkPad R50 Battery, review

    The article from www.okeybattery.com

    IBM released its new ThinkPad R50 series during the fall of 2003. IBM Laptop Battery The R Series of notebooks from IBM used to parade as a budget class, that’s no longer the case, the R Series is in fact quite close to the high-end T Series in performance and specs. IBM’s new drive-protection technology senses rough handling and parks the hard drive heads.IBM Laptop Battery
    ThinkPad T40 Battery, ThinkPad T41 Battery, ThinkPad T42 Series Battery, ThinkPad T43 Battery, ThinkPad R50 Battery, Should the notebook hit the deck, the drive and its data are likely to remain intact, even if the computer itself is damaged and becomes unusable.


    IBM Thinkpad R50

    ? Centrino 1.4 GHz Processor

    ? 512 MB DDR333 RAM (CL2.5 according to IBM,IBM Laptop Battery
    ThinkPad T40 Battery, ThinkPad T41 Battery, ThinkPad T42 Series Battery, ThinkPad T43 Battery, ThinkPad R50 Battery,no data on memory timings)

    ? Radeon 7500 Mobility w/32MB Ram

    ? 5400 rpm 30 GB Hard Drive

    ? AC Power


    ? Rechargeable ThinkPad T43 Battery,


    AthlonXP Powered Desktop Computer

    ? AthlonXP @ 2.26 GHz Processor

    ? 1 GB DDR424 RAM (2-2-3-5)

    ? ABit NF-7 nForce2 mobo

    ? ATI RAdeon 9700Pro w/128 MB Ram

    ? 7200 rpm 120 GB WD Hard Drive w/8MB cache


    The R50 is based on the Intel Centrino standard, so inside you’ve got a Pentium M processor running at 1.5GHz. The memory complement is a fairly standard 512MB with one SODIM slot left empty for future upgrades, while the 40GB hard disk is smaller than some, but still more than enough for most notebook users. If you do want to free up some hard disk space, IBM has been thoughtful enough to include a DVD/CD-RW combo drive, so you can burn important data off to CD.


    The R-Series actually has some advantages over its top-of-the-line sibling: ThinkPad T42 Series Battery,The R50 comes with either a 14- or 15-inch display; the T-Series offers just the 14-inch screen. And because the R50 uses the industry-standard 12.7-mm removable-device bay, you can swap in a rewritable DVD drive (for $400 more). All you can get with the T-Series is a CD-RW/DVD ROM because of the 9.5-mm bay that IBM hopes will be a standard eventually.


    The ThinkPad R50 of course features IBM’s easy to distinguish classic black case and with a 13” x 10.4” x 17” (W x D x H) dimension specs we see that it has grown slightly from the previous generation. With a 15-inch XGA screen (14.1″ also available) and weighing a modest 6.6lbs, or 7.1lbs when combined with the AC adapter for travel weight, the ThinkPad R50 can serve as a good desktop replacement or as a reasonably mobile laptop if you’re on the go.IBM Laptop Battery
    ThinkPad T40 Battery, ThinkPad T41 Battery, ThinkPad T42 Series Battery, ThinkPad T43 Battery, ThinkPad R50 Battery, The ThinkPad R50 is a diverse laptop, so let’s dig into the details and see if it’s worth your consideration for purchasing.


    Like most ThinkPad notebooks, the R50 is not a music machine, despite its smoothly designed, press-and-hold volume controls. Sound quality is fine, with no distortion or extreme tinniness, but ultimately the audio emitted is too low for more than occasional listening.


    The R50 ships with Windows XP Professional pre-installed, ThinkPad T41 Battery,while IBM has thoughtfully also included a copy of Norton Anti Virus 2003. I use Norton myself and I find it alarming how many email viruses it spots on a daily basis, so it’s good to see it included with a new machine. ThinkPads also ship with a few special features like the hard disk Active Protection System. This basically stops the hard disk from damaging itself if the notebook is bumped or moved during operation.


    Performance is fairly close to the Dell Inspiron 510m that we looked at last week, although the 3D performance is far superior on the R50. Mobile Mark reported a battery life of three hours 42 minutes, which is good, but not spectacular. At least you’ll be able to squeeze half a day’s work out of the battery.


    In conclusion, IBM Laptop Battery
    ThinkPad T40 Battery, ThinkPad T41 Battery, ThinkPad T42 Series Battery, ThinkPad T43 Battery, ThinkPad R50 Battery,IMO the thinkpad r50 is a very good laptop select as its price $1,769.ThinkPad T40 Battery, If you buy a laptop for General office work and study, the thinkpad t50 is your best choice. It is so thin and light that you can easy to take it to anywhere.


    10:49 pm
    ThinkPad T60 Battery

    Thinkpad T61 : update to the ThinkPad T60 Battery,

    ThinkPad T61 and the ThinkPad R61 are the Lenovo Centrino laptops. They are so similar that you cant differ them only by their physical desigh. The thinkpad T61 is the update of Thinkpad T60: 14-inch models include all the important parts of Intel’s revamped Centrino platform,ThinkPad R51 Series Battery, FRU 08K8193 Battery, 92P1060 Battery, 08K8214 Battery, including new Core 2 Duo CPUs, extra onboard Turbo Memory (for boosting access times), and 802.11n Wi-Fi.


     


    The ThinkPad T61 continues the T-Series tradition of being thin and light enough to carry around with you all day – 336 x 237 x 28mm (WxDxH) and 2.3kg – but still maintaining a decent size screen and keyboard. In fact, whenever I’ve been asked what my favourite ThinkPad model is, I’ve always been torn between the T-Series and X-Series, with the latter being smaller and lighter, but also less feature packed.


    Specs


    Processor: Intel T7300 Core 2 Duo (2.0GHz, 800MHz FSB, 4MB Cache)

    Graphics: Intel GMA X3100

    Operating System: Windows Vista Business

    Display: WXGA+ 1440 x 900 (LG screen)

    Hard Drive: 100GB 7200RPM (Seagate Momentus 7200.1)

    Memory: 2GB (1GB x 1GB), ThinkPad R51 Series Battery,up to 4GB max

    Ports: 3 USB 2.0, 1 FireWire, Monitor out, modem, Ethernet, headphone out, microphone in

    Slots: 1 PC Card Slot, ThinkPad R51 Series Battery, FRU 08K8193 Battery, 92P1060 Battery, 08K8214 Battery,1 ExpressCard slot (optional media card reader and Smart Card reader)

    Optical Drive: Ultra-slim Super-Multi Drive

    Dimensions: 13.2″ x 9.3″ x 1.09 – 1.26″ (335mm x 237mm x 27.6 – 31.9mm)

    Weight: 5.1lbs

    Battery : Thinkpad T61 battery 6 cell.

    The new CPUs from Intel, including the T7300 in the ThinkPad T61, all include some power saving and performance boosting features. One feature is called Enhanced Dynamic Acceleration, which will power down one core of the CPU when it’s not needed, and use some of the power saved to boost the still-active core, giving it more speed. On top of that the FSB has been increased from 667MHz to 800MHz, providing more bandwidth and faster communication between the CPU, FRU 08K8193 Battery, the memory and the chipset.


    New switchable graphics, LCD backlit displays, and DisplayPort technology features give you superior graphics performance on your ThinkPad T Series notebook. Experience brighter, crisper colors and lower power consumption life with the new LED backlit displays on the ThinkPad T Series. These new displays are bright without sacrificing battery life, with 25% brighter displays and using 2W less power than conventional CCFL displays. These high-resolution displays also contribute to the thin and light design of ThinkPad T Series notebooks, weighing 70 grams lighter than conventional displays. Users who travel frequently will appreciate the wide dimming range of the LED backlit display. This allows you to reduce brightness while still experiencing a crisp, comfortable display in dim environments such as an aircraft cabin. Finally, to protect the environment, our LED backlit displays are mercury-free.


    One major feature the Centrino Pro ThinkPad T61 has over the Centrino Duo R61 is the inclusion of Intel’s Active Management Technology. 92P1060 Battery,You get a faster processor front side bus (800MHz), more processor cache (4MB) and an improved integrated graphics solution in the form of the Intel X3100. If all that talk is nonsense to you, then suffice it to say the T61 offers newer and better processing components than the T60.


    Battery Life : Thinkpad T61 battery is 6-Cell battery.ThinkPad R51 Series Battery, FRU 08K8193 Battery, 92P1060 Battery, 08K8214 Battery, It can last about 2 hours 15 minutes, check the reduce screen refresh option and you can gain a couple of minutes of battery life, and the interface will show you that approximation. But you d better buy a cheap thinkpad T61 battery replacement in www.laptops-battery.co.uk. The Thinkpad T61 battery also fits for thinkpad R61.


    Compare with the prev Thinkpad T Series laptop, 08K8214 Battery,The T61 has following advantage


    LED backlit, mercury-free displays

    Dual-core processors consume 10% less power than standard-voltage processors

    25% cooler and quieter than previous T Series

    Switchable graphics feature uses 15% less power than previous T Series

    SSD drives use 90% less power than standard hard drives

    Low-wattage processor technology (25 watt processors)

    Battery Stretch feature extends,ThinkPad R51 Series Battery, FRU 08K8193 Battery, 92P1060 Battery, 08K8214 Battery, battery life and reduces waste

    Reusable packaging is designed for minimum 5 reuses

    Energy Calculator enables you to calculate power savings for your system configuration

    In all the ThinkPad T61 Widescreen is the latest in Lenovo’s ThinkPad T-series of world-class laptops that have stood the test of time among corporate professionals. But the transition is now complete – the T61 is the first ThinkPad in PC Pro not to feature the IBM logo at all – and we’re relieved to say that the ThinkPad range is none the worse for it.


    Friday, August 28th, 2009
    9:39 pm
    HP PB992A Battery

    Benefit analysis of recycling used batteries

    In recent years, China’s annual consumption for the production of Discount laptop battery to 120,000 tons of zinc,Hp laptop battery 200,000 tons of manganese dioxide, 20,000 tons of copper, there is a considerable amount of zinc chloride, graphite, asphalt, steel and other material. Mn and other resources need to go through mining, ore dressing, smelting and other processes was already consumed a large amount of resources, but also a certain amount of pollution generated.


    Therefore, the used Laptop battery to deal with the sound and comprehensive utilization,PB992A Battery, PB994A Battery, PB991A Battery
    environmental protection, the protection of significant resources to support the handling of used batteries imminent industry.


    With the increase in battery consumption, improve recycling system, the experts predict that the battery recycling will lead to new business opportunities. China’s production of dry batteries ranks first in the world 15 billion annual domestic consumption amounted to 7000 million.


    Batteries will be used manganese, aluminum,PB994A Battery, mercury and other substances extracted, can create larger profits. Experts, to build a Dell XPS M1330 battery factory, although used to be about eight million yuan, but its revenue is very impressive, not only can enjoy the state’s environmental protection enterprises preferential tax, at the same time every day as long as 100,000 to ensure the handling capacity of the battery can be 1.5-2 million profit. According to forecasts, the end of this century, China’s annual consumption of the battery will reach 7.8 billion.


    Recently, by the Beijing University of Science and Technology and Hebei Yixian of used batteries renewable joint treatment plant put into operation. The plant used Dell Inspiron 6400 battery scrap processing technology, is different from Japan’s “wet”, but also different from that of Switzerland’s “dry”, nor is it the joint law of wet and dry.


    Its process as follows: material is broken down – chemical purification – waste water treatment,PB992A Battery, PB994A Battery, PB991A Battery
    and ultimately can be recycled tin, zinc skin, such as copper material copper needle cap, and through access to high-quality electrolytic processing of zinc, manganese products, PB992A Battery,but also the recovery of mercury and iron by-product of red. The plant has a total investment of 7.8 million yuan, the design was to deal with 3,000 tons of used PowerBook G4 battery.


    Supply of raw materials used battery prospects, Beijing 200 million each year battery consumption, for a total of 6,000 tons in 1999, recovered only 60 tons, the recovery rate of only 1%. 10,000 batteries a ton of weight, to achieve 3,000 tons, 100 million will need to used batteries, which means that Beijing’s half used Dell laptop battery will be recycled and can be harmless treatment

    9:31 pm
    HP 337607-001 Battery

    Why recycle the used batteries

    Batteries are all over the place, we can see it in all kinds of electronic devices.Hp laptop battery A laptop battery is an electrochemical device to convert chemical energy to electrical energy to provide power to our electronic devices. The chemical used in battery will pollute the environment heavily if the batteries are improperly disposed of. In this article will show you how to safety disposed and recycled a used battery.


    Environmental Hazards of Household Batteries

    There are more and more batteries using in our household. A laptop battery is an electrochemical device to convert chemical energy to electrical energy to provide power to our electronic devices. Batteries contain heavy metals such as mercury, 337607-001 Battery, 337607-003 Battery, dg103a , 336962-001
    398876-001 Battery,lead, cadmium, and nickel, which can heavily pollute the environment when batteries are improperly disposed of.


    Batteries may produce the following environmental hazards:

    Burning the Sony NP-BG1 batteries in public area will pollute the lakes and streams as the metals ,398876-001 Battery,vaporize into the air when burned and it may cause burns or danger to eyes and skin.


    Contribute to heavy metals that potentially may leach from solid waste landfills.


    Batteries waste in riverside will pollute the water with strong acid. Animals or human drinking from these water will be harm by the pollution of the water.


    What you can do before buying new batteries

    So, do you wonder what you can do before buying the new Inspiron 1520 battery to prevent waste and lower the environmental impact of your hand.337607-003 Battery, Here will provide some of the recommendation for you.


    Buy batteries that have less mercury and heavy metals. The batteries now are reformulated to reduce the usage of mercury.337607-001 Battery, 337607-003 Battery, dg103a , 336962-001
    398876-001 Battery, Some batteries such as the alkaline inspiron 1525 battery have had about a 97 percent mercury reduction in the product. Newer alkaline batteries may contain about one-tenth the amount of mercury previously contained in the typical alkaline battery. Some alkaline batteries have zero-added mercury, and several mercury-free, heavy-duty, carbon-zinc batteries are on the market.


    Try to not buy more batteries when you already have enough battery on hand. Most of the people likes to buy more batteries and store it at home but it will not be using in some time. This is a waste and will increase the risk of battery pollution in your house.


    Consider using of rechargeable batteries. Rechargeable batteries as inspiron 1300 battery,337607-001 Battery, inspiron b120 battery,337607-001 Battery, 337607-003 Battery, dg103a , 336962-001
    398876-001 Battery, inspiron b130 battery has longer life span and use fewer batteries. However rechargeable batteries still contain heavy metals such as nickel-cadmium. When disposing of rechargeable batteries, recycle if possible.


    Wednesday, August 26th, 2009
    11:25 pm
    Dell Latitude X300 Battery

    When you have a Samsung laptop, it is important to be a responsible owner. This does not just mean taking good care of your laptop. This also entrails that when your rechargeable battery can no longer be charged, that it be disposed of in the proper way.dell laptop battery
    Throwing away batteries is hazardous to the environment and there are many steps that have been taken to make it easy for you to join so many others to keep the world clean by recycling Samsung laptop batteries. Going green does not seem so much like a popular trend,INSPIRON 2650 Battery, 1G222 Battery, BAT3151L8 Battery
    Latitude X300 Battery, as it is a new way of life and recycling plays a big role in this.

    Recycling Samsung Laptop Batteries


    The average laptop rechargeable battery will last anywhere from two to four years. The amount of time that a Samsung laptop battery lasts will depend on the use and care of both the machine and the batteries. There are some ways that you can extend the life of your battery. It always helps to not run programs that you do not need. Many laptop users do not think about the amount of windows that they have open, but are not using, and how this takes away from the lifespan of the battery. INSPIRON 2650 Battery,Defragging your laptop on a regular basis also helps as does cleaning the battery with a cotton swab and a dab of rubbing alcohol on the area of connection. However, even if you do extend it life somewhat, there will come a day when it simply cannot be charged any longer. It is at this time that all laptop users are urged to be responsible and recycle and not to toss the battery out in the trash.

    When a battery is tossed in the trash, it creates hazardous material. When recycled, it is used to create other things, most commonly components from old batteries can be used to create new ones. When a produce is made from recycled materials that already exist,INSPIRON 2650 Battery, 1G222 Battery, BAT3151L8 Battery
    Latitude X300 Battery, it always saves energy costs in comparison to manufacturing something from scratch.


    Recycling Samsung laptop batteries is very easy and will not take up a lot of time. In return, you are playing an important role to keep the Earth clean.1G222 Battery, While it is tempting to just toss that battery in the trash, almost just as easy is to bring it to a recycling facilities.


    To make it easy for the average consumer to recycle, many facilities have been set up as places where you can drop off your battery and they take care of the rest. Most of the time, these drop off centers are located in easy accessible places such as your local post office, book store, food store and other.


    This is a nationwide plan called Call2Recycle. This program is helping hundreds of thousands of people lend a hand to keep environment clean by recycling their Samsung laptop batteries in the easiest way possible. Since this program has been incorporated, more than forty million pounds of batteries have been recycled.


    There is over fifty thousand drop off locations globally. BAT3151L8 Battery The objective is to put together drop off center which will be as simple and easy as feasible. If you are not sure if there is such a place close to where you are, a quick search on the web will be able to let you know where you can go, and often you will find that it is along one of your normal routes when running errands. Alternatively, your local city hall or other such local government should be able to present you with a list of places.


    #5) The Conferences

    As I work on this little poll application in the tutorial, I remember that I’m going to Prague for EuroDjangoCon 2009 to give a keynote. I’ve been to many conferences, with last year being the most I’ve ever done, but this conference season I only have time for one. How could I pass up such a cool list of speakers, nice group of people, and a visit to Prague?


    When I think of the Python conferences I’ve been to, I’ve liked all of them quite a lot. They are rarely heavily commercial,Latitude X300 Battery, usually very cheap, and have a much more laid back community feel to them.


    The coolest thing though is meeting John Draper at PyCon. Not sure why he was there,INSPIRON 2650 Battery, 1G222 Battery, BAT3151L8 Battery
    Latitude X300 Battery, but that was pretty cool.

    11:20 pm
    Dell Inspiron 2200 Battery

    Refilling laptop batteries!dell laptop battery


    When I first plugged the battery into my laptop it read as completely discharged (even though I KNOW that the cells were shipped partially charged) possibly because the electronics had been unsoldered and lost power completely. I expect they default to a completely uncharged state if they ever loose power completely. An hour later the battery reported that it was almost halfway charged. (My laptop batteries normally take around two and a half hours to charge, getting the first 90% of the charge in two hours, and the remaining 10% a bit more slowly as the charging electronics "Inspiron 1000 Battery, Inspiron 2200 Battery, 312-0292 Battery
    INSPIRON 2600 Battery, top up" the cells.)


    At this point I went to bed, so of course I unplugged my laptop because I didn't want a newly constructed battery charging unattended. (I know what I'm doing, but it doesn't hurt to be careful…)


    The next morning I plugged the laptop in and after 45 minutes it had reached 99% charged. I believe that this was because it had run up against the "last full capacity: 16880 mWh" setting that was stored by the charging electronics. It stayed at 99% charging for well over an hour,Inspiron 1000 Battery, charging at a reported rate of 3109 mW with a voltage that ranged near 12.5 volts ( 12487 mV). Most Li-Ion cells reach full capacity (and regulated chargers usually stop charging) at 4.2 volts (4.2 * 3 is 12.6 volts), so it looks like the charging circuit got the cells very close to a fully charged state, even though they had more capacity than the electronics were expecting.


    Once the battery hit 100 % (fully charged) I checked the /proc/acpi/battery/BAT0/info file. It reported that the "last full capacity:" was still 16860 mWh (I was hoping for something closer to 44000 mWh). The interesting thing is that the battery used to report a "design capacity: 44000 mWh", but now it reports "design capacity: Inspiron 1000 Battery, Inspiron 2200 Battery, 312-0292 Battery
    INSPIRON 2600 Battery, 47520 mWh" which is an improvement in the correct direction.


    I ran the battery completely down (which took 2 hours and six minutes) by using the laptop normally (but with full screen brightness) for an hour,Inspiron 2200 Battery, and then running a script to use 100% of the CPU for the next hour and six minutes. This is about the same battery life I would expect for a brand new 4.4AH battery (I expect 2.5 hours of power when not running the CPU and back-light at 100%) so it looks like the cell transplant was successful.


    However, the power monitoring electronics in the battery took a while to get used to the new cells. On the first discharge the ACPI based battery gauge dropped rapidly in the first 45 minutes, and then stuck at 6% remaining for the next hour and ten minutes. 312-0292 Battery However, the laptop BIOS (which controls the color of the power LED) had a better idea about how much life I had left, as the green power led didn't turn orange and start flashing until near the 1 & 1/2 hour mark. Near the end of the discharge period I noticed that the reported "last full capacity" had raised to 20230 mWh.


    Over the next several discharge/charge cycles the "last full capacity" slowly raised in approximately 4000mWH increments.


    original: 16860 mWH

    1st: 20230 mWH

    2nd: 24220 mWH

    3rd: 29040 mWH

    4th: 34750 mWh

    5th: 41660 mWh


    It appears that the electronics are unwilling to raise their view of the cell's capacity by more than 10% of the design capacity per cycle. The battery has now stabilized with a reported capacity just over 4.1 AH. This is 0.3 AH less than the new capacity of the Li-Ion cells,INSPIRON 2600 Battery, but it's what I would expect as the charge/discharge electronics are slightly conservative and you can get a few extra minutes of power out of the battery after it reaches "0%".


    Knowing what I do now, I could repeat the entire procedure in 2 to 3 hours, so the $7 savings over buying a $50 4.4AH "compatible" battery isn't really justified. However, if you spent $65 for the 2600 mAH cells, you could have a battery that has 8% more capacity than the $100 to $120 official IBM/Lenovo 4.8 AH battery packs (and 15% more capacity, or 22 extra minutes,Inspiron 1000 Battery, Inspiron 2200 Battery, 312-0292 Battery
    INSPIRON 2600 Battery, than my $43 battery) with the same amount of work.


    10:59 pm
    Dell TD347 Battery

    This is a picture of the battery case and charging electronics after I unsoldered the original li-ion cells.

    Here I have two Li-Ion cells ready to solder together into a parallel pack.dell laptop battery The technique that I found to work best was to insert a coil of small electronic solder between the tab and the bottom of the next battery, making sure that the solder never overlapped, so that their was always only one thickness of solder thick at any particular place. Then, I'd hold down the end of the tab with a screwdriver (to make sure it didn't bounce back up while the solder was still hot) and heat the tab with heavy downward pressure from a heavy duity (stained glass) soldering iron for a few seconds. Inspiron E1505 Battery, GD761 Battery, KD476 Battery, TD347 Battery I'd press down until the solder visiblely melted (usually accompanied by a puff of resin smoke) and the tab settled down. Then I'd remove the iron while keeping pressure with the screwdriver.


    Important safety note: At the factory, tabs are welded to li-ion cells very quickly. Li-Ion cells will catch fire explosively if they are overheated. It is very important that you do not leave a soldering iron on the cells long enough to raise their internal temperatures to dangerous levels. Heat the tab,Inspiron E1505 Battery, melt the solder, and then remove the iron.


    You will note that I used one set of tabs to attach the two cells, and the other set of tabs was positioned 90 degrees off axis, to be used to connect to other packs of cells. Note that I'd use tape to hold the cells closely together while soldering them, but would remove the tape later to make them fit into the battery holder.


    Here is my first pack, soldered to the charging electronics. Note that I have temporarily covered the exposed positive ends of these cells with clear plastic tape. This tape insulation is very important! It keeps this pack of cells from accidentally shorting through the pack of cells that I will add next. The process involves laying the cells on top of each other while soldering, and it is very dangerous to short out li-ion cells. (All of the charging electronics and fuses in the battery are designed just to keep that from happening.) Note that other things on your workbench can short out li-ion cells. For example, a coil of solder conducts electricity very well, at least until it melts. So do screwdrivers and pliers,GD761 Battery, and they are less likely to melt. Li-Ion cells are usually stored and shipped 40% full to prolong their life, and the ones I had certainly did spark a few times. A small spark here or there won't hurt anything, but if you short a cell for longer than a moment, it will begin to overheat and you could get into a runaway situation where it eventually catches fire explosively. Don't do that!


    Once I've safely insulated the ends of these cells, I add the 2nd pack and solder them together.


    After the tabs are soldered together, you can unfold the 2nd pack and lay it down flat.


    When soldering existing metal tabs from the charging electronics to the cells, Inspiron E1505 Battery, GD761 Battery, KD476 Battery, TD347 Battery I found it best to coat the tabs with solder first, and then attach them to the cells. Below you can see a pre-existing tab that I pre-soldered before attempting to attach it to the back of the cells.


    Note that the first and second pack have a good space between them (by design) in the battery holder, which leaves plenty of room for the solder tabs to be folded between the two packs of cells. However, the second and third packs must be mounted much closer together.KD476 Battery, Because I did not have a custom manufactured set of solder tabs, I found it easier to just butt the batteries up against each other and join the solder tabs above the cells.


    Now, I have all three packs connected in serial, and to the charging electronics. All that remains is to find some very sticky double-sided tape to affix everything to the interior of the battery case. I suggest you use carpet-tape (designed for tacking down carpet), which appears to be about as strong as the original tape I removed from the case when disassembling it.


    Once the tape is in place, all that remains is to snap the two halves of the battery case together, being careful to get all of the tabs in the right slots. Everything snaps together with a satisfying "clicking" noise,Inspiron E1505 Battery, GD761 Battery, KD476 Battery, TD347 Battery and the battery is as good as new.TD347 Battery If you do not remove the manufacturers sticker (as I did) and are careful to use a plastic tool and not leave scrape marks when prying the battery apart (as, once again, I did) the battery will look practically like new.


    But how does our existing charging charging circuitry deal with the brand new li-ion cells?


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