17"& 19” LCD Color Monitor
LANIX LX700B&LX900B
46
(2). No Picture
No picture
The button if
under control
Replace U401
Replace X401
Measure U404 PIN2=3.3V
Q409 V
collector
=1.8V
Check Correspondent
component
Replace U401
X401 oscillate
waveform is normal
Check U404, Q409 and Q410
OK
OK
OK
OK
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
Check HS VS from
CN101 is normal
Replace X401
Check Correspondent
component
NG
NG
OK
Replace U401
X401 oscillate
waveform is normal
Содержание LX700B
Страница 15: ...17 19 LCD Color Monitor LANIX LX700B LX900B 15 4 4 2 Display Characteristics LX700B LX900B ...
Страница 16: ...17 19 LCD Color Monitor LANIX LX700B LX900B 16 4 4 3 Electrical Characteristics 1 TFT LCD LX700B LX900B ...
Страница 17: ...17 19 LCD Color Monitor LANIX LX700B LX900B 17 2 Backlight LX700B LX900B ...
Страница 18: ...17 19 LCD Color Monitor LANIX LX700B LX900B 18 4 4 4 Optical Characteristics LX700B ...
Страница 19: ...17 19 LCD Color Monitor LANIX LX700B LX900B 19 LX900B ...
Страница 34: ...17 19 LCD Color Monitor LX700B LX900B 34 6 3 Key Board 715G2835 1 ...
Страница 35: ...17 19 LCD Color Monitor LANIX LX700B LX900B 35 7 PCB Layout 7 1 Main Board 715G2904 1 ...
Страница 36: ...17 19 LCD Color Monitor LANIX LX700B LX900B 36 ...
Страница 37: ...17 19 LCD Color Monitor LANIX LX700B LX900B 37 ...
Страница 38: ...17 19 LCD Color Monitor LANIX LX700B LX900B 38 7 2 Power Board LX700B 715G2852 2 ...
Страница 39: ...17 19 LCD Color Monitor LANIX LX700B LX900B 39 ...
Страница 40: ...17 19 LCD Color Monitor LANIX LX700B LX900B 40 LX900B 715G2824 2 2 ...
Страница 41: ...17 19 LCD Color Monitor LANIX LX700B LX900B 41 ...
Страница 42: ...17 19 LCD Color Monitor LANIX LX700B LX900B 42 ...
Страница 43: ...17 19 LCD Color Monitor LANIX LX700B LX900B 43 7 3 Key Board 715G2835 1 ...
Страница 55: ...17 19 LCD Color Monitor LANIX LX700B LX900B 55 10 Monitor Exploded View LX700B LX700B ...
Страница 56: ...17 19 LCD Color Monitor LANIX LX700B LX900B 56 LX900B LX900B ...