- 1
4
-
2. NO RASTER (OSD IS NOT DISPLAYED) - MAIN
NO
NO
NO
TROUBLE IN CABLE
OR LCD MODULE
YES
YES
NO RASTER
(OSD IS NOT DISPLAYED)
YES
1
Copyright
Only for training and service purposes
LGE Internal Use Only
2010 LG Electronics. Inc. All right reserved.
CHECK
I
C103 PIN25(3.3V)
PIN27(1.2V)
I
C103 PIN42,43
CHECK
I
C103 PIN36
(V-SYNC)
And
PIN35
(H-SYNC)
C
HECK IC102 PIN3(5V)
IC504(1.2V)
1. CHECK PIN
42,43
SOLDERING CONDITION
2. CHECK
X100
3. TROUBLE IN
IC103
CHECK CONNECTION LINE
FROM D-SUB TO
IC103