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chip rest via ev2300

Amjad7451
(@amjad7451)
Active Member

i have purchase a licence for 1 year with ev2300... when i unlocked any battery and change cycle. it shows me me done. but when i recheck on battery info. battery staus still locked. what is the issue. is it bms fault or ev2300 device fault...please guide me..

Thanks

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Topic starter Posted : 25/02/2026 6:09 am
loliconic
(@loliconic)
Member Moderator

@amjad7451 

Please follow forum rules!

- Topic title should contain battery brand, type, chip name and your question. Mixing different battery types in one thread is not allowed. For another battery, create another topic

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Posted : 25/02/2026 6:17 am
loliconic
(@loliconic)
Member Moderator

@amjad7451 

Go to the first page, press the Read all once button, then paste a picture here.

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Posted : 25/02/2026 6:18 am
Amjad7451
(@amjad7451)
Active Member

@loliconic

Untitled
Untitled 2

 

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Topic starter Posted : 25/02/2026 7:28 am
loliconic
(@loliconic)
Member Moderator

@amjad7451 

Balance the cells first:

image

Here is a tutorial on how you can do that:
https://www.laptopu.ro/2026/01/09/how-to-repair-a-laptop-battery-by-precharging-the-cells-and-unlock-reset-the-chip-045a20/

After you balance the cells, try to clear the chip errors again.

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Posted : 25/02/2026 8:01 am
Amjad7451
(@amjad7451)
Active Member
Untitled
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Topic starter Posted : 26/02/2026 4:35 am
Amjad7451
(@amjad7451)
Active Member

still status is locked

 

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Topic starter Posted : 26/02/2026 4:40 am
loliconic
(@loliconic)
Member Moderator

@amjad7451 

Connect the system present pin.

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Posted : 26/02/2026 5:56 am
Amjad7451
(@amjad7451)
Active Member

same issue after present pin

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Topic starter Posted : 26/02/2026 6:58 am
loliconic
(@loliconic)
Member Moderator

@amjad7451 

Can you go and read chip info (reset tab) now and paste a picture here?

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Posted : 26/02/2026 9:36 am
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