22" LCD Color Monitor
Lenovo L222 Wide
33
8.2.2 Power/Inverter Board
1.) No power
Check CN902 pin6 = 12V
Check AC line volt 110V or 220V
Check bridge rectified circuit and F901 circuit
Check start voltage for the pin8 of IC901
Check the auxiliary voltage is bigger than
Check D910, Q900, D900, IC902, F902, ZD921, ZD922, D915, D916
Check IC901
NG
NG
OK
Summary of Contents for L222 Wide Flat Panel Monitor
Page 4: ...22 LCD Color Monitor Lenovo L222 Wide 4 1 Monitor Specifications h t t p w w w w j e l n e t ...
Page 7: ...22 LCD Color Monitor Lenovo L222 Wide 7 3 3 OSD Menu h t t p w w w w j e l n e t ...
Page 8: ...22 LCD Color Monitor Lenovo L222 Wide 8 OSD functions h t t p w w w w j e l n e t ...
Page 9: ...22 LCD Color Monitor Lenovo L222 Wide 9 h t t p w w w w j e l n e t ...
Page 13: ...22 LCD Color Monitor Lenovo L222 Wide 13 2 TFT LCD h t t p w w w w j e l n e t ...
Page 28: ...22 LCD Color Monitor Lenovo L222 Wide 28 7 3 Key Board 715G2891 B h t t p w w w w j e l n e t ...
Page 38: ...22 LCD Color Monitor Lenovo L222 Wide 38 10 Monitor Exploded View h t t p w w w w j e l n e t ...