17" LCD Color Monitor Lenovo D170 Wide
33
(3) White screen
White screen
Measure Q602 base
is low level?
X401 oscillate
waveform is normal
Check Correspondent
component.
Check Correspondent
component.
OK
OK
Replace X401
NG
NG
Check reset circuit of
U501 is normal
Summary of Contents for D170 Wide
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Page 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 ...
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