G485 (LA-8681P) not charging

R EZ A

hi guys
i've a board that its not charging the battery
it says battery charging in windows and use battery when unplug charger

but dont change on battery jack voltage when plug charger

what should i do?

MSF113

Charger is bq24xxx?
Replace both transistors from dc in to b+

R EZ A

ya ,its bq24727

u mean PQ301&pq302(P-CHannel Mosfets) ???

R EZ A

i replace them,but no change

it use 0.04A when connect charger

R EZ A

Any idea?

MSF113

Check signal on SDA SCL and BTST on charger IC via oscilloscope.
A you use verified battery?

Правила форума

G485 (LA-8681P) not charging

Кто сейчас на конференции