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5. PWPC
No Power
Check AC line volt 110V or 220V
Check the voltage of C905(+)
Check start voltage for the pin3 of IC901
Check the auxiliary voltage is between 10V-16V
Check D910, D911, IC902
No power
NG
OK
NG
OK
OK
NG
OK
NG
Check AC line
Check F901, bridge rectified circuit
Check R906, R907,IC901
Check IC901,T901
Check ZD901, D903
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