19" LCD Color Monitor |
| AOC 919Swa |
2. W/LED No Backlight
Check C812 (+) =16V
NG
OK
Check ON/OFF signal
NG
OK
Check IC801 pin15=16V
NG
OK
Check the pin13 of IC801 have saw tooth wave
NG
OK
Check PT801 have the output of square of wave at short
NG
OK
Check the output of PT801
NG
OK
Check connecter & lamp
Change adapter and MB
Check main board
Change Q801
Change IC801
Change C819,C820,C821,C822
Change PT801
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