Acer A231H - Troubleshooting Guide; Power and Display Issues

Acer Acer –LCD-A231H
04 Troubleshooting
1．No Power & Power LED Off
No power
Check primary rectifier
voltage
Check IC802,
C804, T801,
Check circuit if
short
Check F801, P801,
RT801,D801
Check pin6 of IC802
voltage about 16V
CheckC810,D803,C807,
Check pin2 of IC802 voltage
about 3V
Check primary OVP, OLP and secondary
feedback, OVP circuit
END