
19" LCD Color Monitor AOC
LM926
37
No picture (LED orange)
No picture
The button if
under control
Measure D701(-)=1.8V
U702 PIN2=3.3V
Replace U401
X401 oscillate
waveform is normal
Check U701, D701,
D702, Q702
OK
OK
OK
OK
NG
Check HS/VS from
CN405 is normal
Replace X401
Check Correspondent
component
NG
NG
Replace U401
Содержание LM926
Страница 12: ...19 LCD Color Monitor AOC LM926 12 4 4 Panel Specification 4 4 1 Introduction 4 4 2 Display Characteristics...
Страница 13: ...19 LCD Color Monitor AOC LM926 13 4 4 3 Optical Characteristics...
Страница 14: ...19 LCD Color Monitor AOC LM926 14 4 4 4 Electrical Characteristics 1 TFT LCD Module 2 Backlight Unit...
Страница 18: ...19 LCD Color Monitor AOC LM926 18 5 2 2 Inverter Power Board...
Страница 27: ...19 LCD Color Monitor AOC LM926 27 7 PCB Layout 7 1 Main Board...
Страница 28: ...19 LCD Color Monitor AOC LM926 28...
Страница 29: ...19 LCD Color Monitor AOC LM926 29...
Страница 30: ...19 LCD Color Monitor AOC LM926 30 7 2 Power Board...
Страница 31: ...19 LCD Color Monitor AOC LM926 31...
Страница 32: ...19 LCD Color Monitor AOC LM926 32...
Страница 33: ...19 LCD Color Monitor AOC LM926 33 7 3 Audio Board...
Страница 34: ...19 LCD Color Monitor AOC LM926 34 7 4 Key Board...
Страница 43: ...19 LCD Color Monitor AOC LM926 43 10 Monitor Exploded View...