Chapter 6- Trouble Shooting - Acer P221W Service Manual

Acer
1. No Power & LED Off
No power
&LED off
YES
Check primary
rectifier voltage
YES
Check pin3 of IC802
voltage about 1V
YES
Check pin2 of IC802
voltage about 2V
YES
Check pin1 of IC802
voltage is 5.8V
YES
END

Chapter 6- TROUBLE SHOOTING

NO
NO
NO
NO
Check circuit if short
YES
Check
F801, F802,
P801, D801
Check R801,
R805, R822,
R823, R817
Check R803,
R807, R824,
R825
Check R812,
R816, C818
20
Service Manual
NO
Check IC802,
C805, T801