LCD Color Monitor ENVISION P851
33
No picture (LED orange)
No picture
The button if under control
Replace the key button
Measure C704 (+) =1.8V
U701 P
I
N2=3.3V
Replace U401
X401 oscillate waveform is normal
Check CN701 or replace Q702,
Q703, and U701
OK
OK
OK
OK
NG
NG
Check HS/VS from CN101 is normal
Replace X401
Check Correspondent component
NG
NG
Measures U402,
is
normal
OK
NG
Replace U402
Содержание ENVISION P851
Страница 15: ...LCD Color Monitor ENVISION P851 15 2 Backlight ...
Страница 27: ...LCD Color Monitor ENVISION P851 27 7 PCB Layout 7 1 Main Board ...
Страница 28: ...LCD Color Monitor ENVISION P851 28 7 2 Power Board ...
Страница 29: ...LCD Color Monitor ENVISION P851 29 7 3 Key Board ...
Страница 40: ...LCD Color Monitor ENVISION P851 40 10 Monitor Exploded View ...