Acer G185H - Page 53

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4.5 Power trouble shooting
4.5.1No Power & LED Off
No power
Check primary
rectifier volta
g
e
Check IC802,
C804, T801,
Check circuit if
short
Check F801, P801,
RT,801,D801
Check pin7 of IC802
voltage about 16V
CheckC810,D803,C807,
Check pin2 of IC802 voltage
about 3V
Check primary OVP, OLP
and secondary
Check pin5 of IC802
voltage is below 1.4V
Check R804, R805
END