Lenovo Y50-70 Completely dead, no lights at all.
I have a laptop for repair that probably dead.
Has no response at all, neither battery charging, neither on pressing power on, no led lights up.
the ac adapter is all fine i still can get 20v in the input section and all fuses in the input is still good(id pin is good)
when i do a short findings, i find that there is short between PQ302 pin 5-8 and the ground. is it alright ? would you please help me what i have to do next to check?
Schematics of M/B uploaded.
Thanks in advance !!!
Read responses in badcaps.net