Service manual

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46

2. No Power & Power LED Off

No power

Check primary

rectifier voltage

Check IC802,

C804, T801,

Check circuit

if short

Check F801, P801,

RT,801,D801

Check pin6 of IC802

voltage about 12V

CheckC810,D803,C807,

Check pin2 of IC802

voltage about 2V

Check primary OVP, OLP

and secondary feedback,

Check pin1 of IC802

voltage is below 1V

Check R811, R810,

R809, R808,R814

END

VX1935wm-3