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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
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No power
NG
OK
NG
OK
NG
OK
NG
OK
Check AC line
Check F901, bridge rectified circuit
Check R906, R907,IC901
Check IC901,T901
Check ZD901, D903
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