20” LCD TV Color Monitor AOC L20W431
25
3. No Power (No LED indicator)
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, D910
NG
Replace F901 or BD901 or D910
OK
Check IC930, Q930
Check D970, D980
NG
Replace IC930 or Q930
Check Q931, ZD930
NG
Replace Q931 or ZD930
OK
OK
Check T901
OK
NG
Replace T901
Replace D970 or D980
OK
Check F970 (12V), F980 (24V)
Check PC950, TL950 (FB)
Replace PC950 or TL950
OK
NG
NG
NG
Replace F970 or F980
Check the load
OK
Check IC 960
NG
Replace IC 960
OK
Check Q961, Q962
Replace Q961 or Q962
NG
OK
Check Q960
NG
Replace Q960
Check F960
NG
Replace F960
OK
Check the load
Check the load
Содержание L20W431
Страница 20: ...20 LCD TV Color Monitor AOC L20W431 20 6 Remove the 15 screws to remove the bezel ...
Страница 21: ...20 LCD TV Color Monitor AOC L20W431 21 7 Remove the ten screws to remove the main frame ...
Страница 22: ...20 LCD TV Color Monitor AOC L20W431 22 ...
Страница 29: ...20 LCD TV Color Monitor AOC L20W431 29 7 PCB Layout 7 1 Main Board ...
Страница 30: ...20 LCD TV Color Monitor AOC L20W431 30 ...
Страница 31: ...20 LCD TV Color Monitor AOC L20W431 31 7 2 Power Board ...
Страница 32: ...20 LCD TV Color Monitor AOC L20W431 32 ...
Страница 33: ...20 LCD TV Color Monitor AOC L20W431 33 7 3 Tuner Board ...
Страница 34: ...20 LCD TV Color Monitor AOC L20W431 34 ...
Страница 35: ...20 LCD TV Color Monitor AOC L20W431 35 ...
Страница 36: ...20 LCD TV Color Monitor AOC L20W431 36 7 4 IR Board ...
Страница 37: ...20 LCD TV Color Monitor AOC L20W431 37 7 5 Earphone Board 7 6 Key Board 715T1822 2 ...
Страница 57: ...20 LCD TV Color Monitor AOC L20W431 57 10 Exploded View ...