17" LCD Color Monitor Lenovo D170 Wide
34
8.2.2 Power/Inverter Board
(1) No power
Check bridge rectified circuit and F901 circuit
Check R904, R932, R933 and Change IC901
Check ZD902 (-) = 12V
Check AC line volt 110V or 220V
Check start voltage for the pin3 of IC901
Check the auxiliary voltage is bigger than
Check F903, Q901, D900, T901, D915, D916, ZD921, ZD922, IC901
Check IC901
NG
NG
NG
OK
Содержание D170 Wide
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Страница 25: ...17 LCD Color Monitor Lenovo D170 Wide 25 7 PCB Layout 7 1 Main Board 715G2498 1 AO h t t p w w w w j e l n e t ...
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Страница 28: ...17 LCD Color Monitor Lenovo D170 Wide 28 7 2 Power Board 715G2545 1 2 h t t p w w w w j e l n e t ...
Страница 29: ...17 LCD Color Monitor Lenovo D170 Wide 29 7 3 Key Board 715G2515 1 h t t p w w w w j e l n e t ...
Страница 39: ...17 LCD Color Monitor Lenovo D170 Wide 39 10 Monitor Exploded View h t t p w w w w j e l n e t ...