15.6”W LCD Color Monitor Fujitsu FA-156WB-MP
33
8.2.2 Power Board
No power
Check AC line volt 110V or 220V
Check AC input
Check the voltage of C907 (+)
Check bridge rectified circuit and F901 circuit
Check start voltage for the pin3 of IC901
Check R904, R932, R933, Change IC901
NG
Check the auxiliary voltage is bigger than
10V and smaller than 20V
1) Check IC901
2) Check D900, D901 circuit
OK
OK
NG
Check Q903/Q901/IC902/IC903/ZD921/ZD922
OK
Check IC901 pin8 PWM wave
OK
Check IC901
NG
OK
NG
NG
Summary of Contents for FA-156WB-MP
Page 26: ...15 6 W LCD Color Monitor Fujitsu FA 156WB MP 26 7 PCB Layout 7 1 Main Board 715G2904 2 2 ...
Page 27: ...15 6 W LCD Color Monitor Fujitsu FA 156WB MP 27 ...
Page 28: ...15 6 W LCD Color Monitor Fujitsu FA 156WB MP 28 7 2 Power Board 715G2852 2 ...
Page 29: ...15 6 W LCD Color Monitor Fujitsu FA 156WB MP 29 7 3 Key Board 715G2835 1 ...
Page 38: ...15 6 W LCD Color Monitor Fujitsu FA 156WB MP 38 10 Monitor Exploded View ...