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Toshiba Satellite C850 PLF/PLR/CSF/CSR UMA MB Rev: 2.1

Toshiba C850 PLF/PLR/CSF/CSR UMA MB Rev: 2.1
BIOS 4MB
Pegatron PLF/PLR/CSF/CSR UMA boardview (*.asc)

toshiba plf plr csf csr uma mb 2.1_Clear me test ok.BIN
 

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Hi guys,

i have a Toshiba C850-1HL with Mainboard PLF/PLR/CSF/CSR UMA MB REV 2.1 that wont charge !
IC charge is a BQ25A, IC get all voltage but fail to ouput HIDRV voltage of 19V to Battery charge high mofset, mofset´s gate get only 5.5V so it not charging Battery.
i replace the BQ25A without success.
can anyone help me to fix this? or put me in right direction? IO is working fine.
thank you a lot
 

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BQ25A.jpg
Hi guys,

i have a Toshiba C850-1HL with Mainboard PLF/PLR/CSF/CSR UMA MB REV 2.1 that wont charge !
IC charge is a BQ25A, IC get all voltage but fail to ouput HIDRV voltage of 19V to Battery charge high mofset, mofset´s gate get only 5.5V so it not charging Battery.
i replace the BQ25A without success.
can anyone help me to fix this? or put me in right direction? IO is working fine.
thank you a lot
You can need change IC new and try battery new
 
You can need change IC new and try battery new
i already change IC without success ! and i tested 2x batterys one is new and works fine, i test battery with Professional Laptop Battery Analyzer NLBA1
and i still cant make this Laptop charging the battery, this drive me crazy
 

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