MiTAC 8050 服务手册

92

Connect 

AC adaptor

or battery

Please replace 
the faulty

AC adaptor or 

Battery.

Power

OK?

Yes

No

Please try another known good battery

or AC adapter.

Yes

Is the

Notebook connected

to power (Either AC adaptor

or battery)?

NO

Board-level
Troubleshooting

Where

From Power Source

Problem(First use

AC to power it)

Check following parts and signals:

ALWAYS

DVMAIN

ADEN#

BATT_DEAD

PF1

PL1

PL2

PD702

PQ701

Check following parts and signals:

J703

PF702

PQ6

PQ704

PL704

PL705

BATT

AC 

POWER

BATTERY