
15” LCD Color Monitor
150S7
42
Power/Inverter Board
No power
Adapter Board
Check CN902 pin 6/7 = 12V
Check AC line volt 100-240V
Check AC input
Check the voltage of C905 (+)
Check bridge rectified circuit and F901 circuit
Check start voltage for the pin 3 of IC901
Check R904, R905, R906 and Check IC901
NG
Check the auxiliary voltage is bigger than
10V and smaller than 20V
Check IC901, IC903, D903, T901
OK
Check D904, D905, IC902, IC904
OK
NG
NG
OK
OK
NG
NG
Summary of Contents for 150S7
Page 7: ...15 LCD Color Monitor 150S7 7 Back View ...
Page 9: ...15 LCD Color Monitor 150S7 9 ...
Page 10: ...15 LCD Color Monitor 150S7 10 ...
Page 13: ...15 LCD Color Monitor 150S7 13 4 3 Pixel Defect Policy ...
Page 14: ...15 LCD Color Monitor 150S7 14 ...
Page 15: ...15 LCD Color Monitor 150S7 15 5 Block Diagram 5 1 Monitor Exploded View ...
Page 19: ...15 LCD Color Monitor 150S7 19 5 3 2 Inverter Power Board ...
Page 26: ...15 LCD Color Monitor 150S7 26 7 PCB Layout 7 1 Main Board ...
Page 27: ...15 LCD Color Monitor 150S7 27 ...
Page 28: ...15 LCD Color Monitor 150S7 28 7 2 Power Board ...
Page 29: ...15 LCD Color Monitor 150S7 29 ...
Page 30: ...15 LCD Color Monitor 150S7 30 7 3 Key Board ...
Page 36: ...15 LCD Color Monitor 150S7 36 Fig 13 Fig 14 ...
Page 38: ...15 LCD Color Monitor 150S7 38 ...
Page 45: ...15 LCD Color Monitor 150S7 45 ...
Page 48: ...15 LCD Color Monitor 150S7 48 ...
Page 51: ...15 LCD Color Monitor 150S7 51 Click to complete the installation ...
Page 54: ...15 LCD Color Monitor 150S7 54 d Unit appears the following Fig writer completed ...