19" LCD Color Monitor
Lenovo L1900P
35
(3). White screen
White screen
Check Q302 and Q301 are
broken or CN301 solder?
Check Correspondent
component.
Check Correspondent
component.
OK
OK
Replace X401
NG
NG
X401 oscillate
waveform is normal
Measure Q302 base
is low level?
Summary of Contents for ThinkVision L1900p
Page 4: ...19 LCD Color Monitor Lenovo L1900P 4 1 Monitor Specifications h t t p w w w w j e l n e t ...
Page 8: ...19 LCD Color Monitor Lenovo L1900P 8 OSD function h t t p w w w w j e l n e t ...
Page 9: ...19 LCD Color Monitor Lenovo L1900P 9 h t t p w w w w j e l n e t ...
Page 26: ...19 LCD Color Monitor Lenovo L1900P 26 h t t p w w w w j e l n e t ...
Page 27: ...19 LCD Color Monitor Lenovo L1900P 27 h t t p w w w w j e l n e t ...
Page 29: ...19 LCD Color Monitor Lenovo L1900P 29 h t t p w w w w j e l n e t ...
Page 30: ...19 LCD Color Monitor Lenovo L1900P 30 h t t p w w w w j e l n e t ...
Page 31: ...19 LCD Color Monitor Lenovo L1900P 31 7 3 Key Board 715G3282 1 h t t p w w w w j e l n e t ...
Page 41: ...19 LCD Color Monitor Lenovo L1900P 41 10 Monitor Exploded View h t t p w w w w j e l n e t ...