迅维网

标题: Lenovo A540-24ICB [打印本页]

作者: Dannyjohn08 时间: 2021-12-9 09:40
标题: Lenovo A540-24ICB
Brand: Lenovo
Model A540-24ICB
Board: ib360sl1

Problem:
No power at all

Inject 1v on DC-IN ( No Amp Draw)
Inject 5v on DC-IN (Pulsing Short to ground)

Remove DC-In Mosfet ( short protection ) inject 1v (pulsing Short to ground)

Anybody have Scematic / Boardview / Experience with this problem?

欢迎光临迅维网 (https://www.chinafix.com/)