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High quality Lenovo/Battery with regard to IBM Thinkpad Series are made from Li-ion cells. IBM Thinkpad T40 Series Batteries聽 are built-in overcharge as well as short-circuit protection.
Papatek high quality rechargeable battery for IBM Thinkpad T40 Sequence. Every piece of battery has been tested and validated on IBM Laptop to make sure it will work in your IBM Thinkpad T40 Series laptop.
However, you may meet the battery of your IBM Thinkpad T40 range wont hold charge. Sometime in the last 24 hours the battery in your IBM Thinkpad T40 gave up on charging. So how to repair Thinkpad T40 series charging you problem? A few things to聽 troubleshoot before replacing a new batery:
1 - Verify that the battery actually charges : windows should report charging and the battery charge light ought to be on. 聽 If you usually do not see this then your battery may not be the issue. 聽 More than likely the DC/DC board is malfunctioning.
2 - If the battery is charging but not holding the charge then you definitely should see the battery power charge as usual after which the laptop should die looking for minute or so. 聽 This would indidcate an issue witht the actual battery, also after charging the battery you can remove it from the notebook and use a voltmeter to read typically the voltage, it should indicate the voltage marked on the battery which for a T40 should be about 10. 5 to 11 Volts DC. 聽 If you see this kind of behaviour then you would certainly replace the battery.
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If you see above behaviour in 1 then most likely it is an issue considering the charging circuitry and in all probability the DC/DC board, in some cases these are seperate boards and can be replaced but inside others the circuitry is part of the mainboard.
Specification: IBM Thinkpad T40 5200mAh 6 cells Battery Series Laptop Electric battery
Voltage: 11. 1V
Capacity: 4400mAh
Type: Li-ion, 6 cells
UL certificated cells inside!
Brand New Replacement Item, works as genuine parts, 100% OEM Compatible!!
Full One year Warranty!!
Fit Laptop Versions: IBM ThinkPad T40P, IBM ThinkPad T41, ThinkPad T41P, IBM ThinkPad T42P, IBM ThinkPad T43P, IBM ThinkPad R50E, ThinkPad R50P, IBM ThinkPad R51, ThinkPad R52
Buy Thinkpad t60 Battery through Papatek. com operated by laptop battery manufacturer and purchase IBM Thinkpad t40 range Battery at Low Factoryprice.
How to Use IBM Thinkpad T40 Sequence Laptop Battery? Usually new IBM Thinkpad T40 Series batteries come in a discharged condition and it must be charged before use (refer to your computer manual for recharging instructions). Upon initial use (or after a prolonged storage period) any IBM Thinkpad t40 battery may require two to three charge/discharge cycles before reaching maximum capacity.
It's normal with rechargeable batteries, when charging your IBM Thinkpad t40 chain notebook battery for the first time that charging is complete after just 10 or 15 minutes. Just simply remove any IBM Thinkpad t40 series battery in the laptop and repeat the charging procedure.
Try To prevent over-charging, especially, do not let your laptop variety over discharge. It is normal designed for IBM Thinkpad t40 series notebook battery to become warm when charge and use you battery. The battery exhaust much faster under the high climate, you should avoid making use of your laptop battery in badly lit, cool place. Hit the battery, and other acts will also accelerate depletion of electric. So, pay attention to your battery as much as possible.
If you don't take advantage of your IBM ThinkPad T40 power supply laptop batteries for 1 month or longer, you should remove the battery from your note pad, make sure leave your battery power about 40%, stored in a shade, cool, dry place away from heat, metal objects and direct sunlight, but not in that refrigerator. It's objected strongly shop your IBM Thinkpad t40 range laptop battery for over three months without any using. A charged IBM laptop battery will eventually loses her charge if unused. It may therefore be necessary that will recharge the battery following a storage period. <! --INFOLINKS_OFF-->.
