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[Solved] Reset a battery C14-s6-3s2p-4400-0 with chip 24c02

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Fogonazo
(@ventas)
Noble Member Customer

@eduardof  Usually, if this battery doesn't work, it has a blown fuse.

 

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Topic starter Posted : 02/10/2025 1:06 pm
EduardoF liked
EduardoF
(@eduardof)
New Member

@ventas the battery works, but the reads of the system are wrong, so even changing the 4S1P 3.7 2200mAh original cells for 2550mAh new ones, the laptop still having a battery life not so good as it used to have when the original battery had. I barely can got 1h of battery life with the 37.740mWh new battery, and with the original that was only 32.560mWh I had more or less 1h30m.

The Windows reading has problems too, the battery is showing that will last more than 8h, the percentage is not accurate, it's like my 0-100 is actually 90-100, so even showing that will last 8h and the battery is 90%, the laptop turns off after 1h because the battery is already in her cut voltage, but the system don't know it.

And the lithium cells I used as substitutes for the original 2200mAh ones are new and good ones, EVE 2550mAh 3C, I tested on Liitokala with 1A of discharge and all cells delivered more than the 2550mAh designed capacity.

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Posted : 02/10/2025 10:42 pm
loliconic
(@loliconic)
Member Moderator

@eduardof 

Please create a separate topic for each battery.

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Posted : 03/10/2025 10:09 am
Fogonazo
(@ventas)
Noble Member Customer

@eduardof you have to change FCC in offset 40 to 0898. It is easier to do it with ch341 programmer, but you can do it also with NLBA applying 3.3v to pin 5 and changing SMBus addres to 0x0A 

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Topic starter Posted : 03/10/2025 3:33 pm
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