HP F1703
33
No 1.8V, 3.3V, 5V Output
Check CN101 =12V
Check if had the 1.8V output?
Short C207,check the U101 Pin7&Pin10
output square wave?
Check U101 PIN9 =12V
Check U101 PIN1 output tooth wave
Check adapter
F101
OK
OK
NG
NG
Check U201
NG
NG
OK
Check if had the 5V or 3.3V output?
Check Q103,Q105,Q101&Q104,Q106,Q102
Check the feedback circuit of U101 Pin 3,6,14,11
Change U102
OK
OK
NG
NG
Содержание F1703
Страница 7: ...HP F1703 7 3 3 Adjust the Picture...
Страница 11: ...HP F1703 11 5 2 Optical Characteristics...
Страница 12: ...HP F1703 12 6 Block Diagram 6 1 Monitor Exploded View...
Страница 15: ...HP F1703 15 6 3 Electrical Block Diagram 6 3 1 Scalar Board Block Diagram...
Страница 17: ...HP F1703 17 7 Schematic 7 1 Main Board...
Страница 18: ...HP F1703 18...
Страница 19: ...HP F1703 19...
Страница 20: ...HP F1703 20...
Страница 21: ...HP F1703 21...
Страница 22: ...HP F1703 22...
Страница 25: ...HP F1703 25 7 3 Key Board...
Страница 26: ...HP F1703 26...
Страница 27: ...HP F1703 27 8 PCB Layout 8 1 Main Board 8 2 Adapter...
Страница 28: ...HP F1703 28 8 3 Inverter Board 8 4 Power key Board...