lenovo thinkpad w520 no display

Post Reply
satish panchal
Member
Member
Posts: 41
Joined: Tue Jul 12, 2016 1:29 pm

lenovo thinkpad w520 no display

Post by satish panchal »

MOTHERBOARD PART NO.
H0222-5
LKN-3 WS MB
48.4KE37.051

PROBLEM- complete working on battery but when i remove battery and on with adapter
it will restart within 3 second and no display
i changed bq24742 and tps 51220a
but same problem ...i have no schematics
Post Reply

Return to “ASK FOR HELP”

Who is online

Users browsing this forum: No registered users and 33 guests