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Service Manual
Model No.:
- 48 -
Failure Mode
Part
Name
Description
Phenomena
Failure cause
Circuit
White Screen
B/L normal,
only white screen
display
M a y b e c a u s e d
by surge current
and EDS
Black Screen
B/L normal,
only Black screen
display
FIIcker
Crosstalk
LCD
Vcom imbalance
Abnormal Color
Only
color abormal
Capacitance
i m p r o p e r b r i n g
crosstalk inside
LCD pannel
Abnormal Color
Only
color abnormal
1.Chip
lose action
2 . I C s h o r t o r
jointion bad
3.Pannel and vsc
connect bad