Technical information

5. PWPC
No Power
Check AC line volt 110V or 220V
OK
NG
Check AC line
Check the voltage of C907(+)
NG
Check F901, bridge rectified circuit
Check start voltage for the pin3 of IC901
NG
Check R912,R931,IC901
OK
OK
No power
NG
Check ZD909, ZD910, IC902
Check IC901,T901,T902
Check ZD903, ZD905
Check the auxiliary voltage is between 10V-16V
OK
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