2.3 Picture, but no sound
Check if PIN6, 7 of N408
is high voltage?
Check if V406 base is
low voltage
Replace N214
Check the wave of
N101 pin76,77
Replace N214
Replace V406
yes no
Replace V408
yes no
Replace N101
Check if V408 base
is low voltage
Check the wave of
PIN4,12 of N408
Replace N408
yes
yes
no
no
yes
yes
3
0
Содержание LCD-22XR9DA
Страница 12: ...Fig4 4 Click Auto select All chip and programme and click Run to begin writing Fig5 10 ...
Страница 16: ...IC block diagram 1 MSD119CL LF 14 ...
Страница 17: ...15 ...
Страница 18: ...16 ...
Страница 19: ...17 ...
Страница 20: ...18 ...
Страница 21: ...19 ...
Страница 22: ...20 ...
Страница 26: ...24 ...
Страница 33: ...main chip memory 1 11 ...
Страница 34: ...video audio interface 2 11 ...
Страница 35: ...RF receiving 3 11 ...
Страница 36: ...non video audio interface 4 11 IR board key board key board IR board key board IR board ...
Страница 37: ...power board 5 11 ...
Страница 38: ...backlight board 6 11 backlight board backlight board ...
Страница 39: ...power with dual lamp tube for backlight board 7 11 ...
Страница 40: ...power with four lamp tube for backlight board 8 11 ...
Страница 41: ...T CON board 9 11 ...
Страница 42: ...power 10 11 ...
Страница 43: ...backlight 11 11 ...
Страница 45: ...APPENDIX B Exploded view LCD 22XR9DA ...
Страница 51: ...June 2009 ...