17" LCD Color Monitor HP VP17
38
2. W/LED No Backlight
Check C811 (+) =12V
NG
OK
Check Q803
Check ON/OFF signal
Check Interface board
NG
OK
Check IC801 pin2=5V ?
NG
OK
Change Q801 or Q802
Check the pin1 of IC801 have saw tooth wave
NG
OK
Change IC801
Check D801 (-) has the output of square wave at short time.
NG
OK
CheckQ805/Q806
Check the resonant wave of pin2 & pin5 for PT801/ PT802
NG
Check the output of PT801/PT802
Check Q805/Q806/D801/D803
Check connecter & lamp
OK
NG
Change PT801/PT802
OK
Summary of Contents for Vp17
Page 4: ...17 LCD Color Monitor HP VP17 4 1 Monitor Specification ...
Page 7: ...17 LCD Color Monitor HP VP17 7 3 3 Adjust the Picture ...
Page 8: ...17 LCD Color Monitor HP VP17 8 ...
Page 9: ...17 LCD Color Monitor HP VP17 9 ...
Page 12: ...17 LCD Color Monitor HP VP17 12 5 Panel Specification 5 1 General Feature ...
Page 13: ...17 LCD Color Monitor HP VP17 13 5 2 Optical Characteristics Ta 25 VCC 5 0V ...
Page 28: ...17 LCD Color Monitor HP VP17 28 8 PCB Layout 8 1 Main Board ...
Page 29: ...17 LCD Color Monitor HP VP17 29 ...
Page 30: ...17 LCD Color Monitor HP VP17 30 8 2 Power Board ...
Page 31: ...17 LCD Color Monitor HP VP17 31 ...
Page 32: ...17 LCD Color Monitor HP VP17 32 ...
Page 33: ...17 LCD Color Monitor HP VP17 33 8 3 Key Board ...
Page 48: ...17 LCD Color Monitor HP VP17 48 12 Monitor Exploded View ...