Analog Tv Video Problem - LG 50PK760N-ZC Service Manual

Input
PDP TV
Block
Check RF Cable
Y
Check 5V voltage
on TU601(Pin3)
Y
Check CVBS signal
TU601 #11 Pin
Y
Replace BCM(IC100)

Analog TV Video Problem

N
Check IC503 Output
Voltage(L502)
N
Replace Tuner(TU601)
Making 2010. 2 . 22
Revision
< CVBS waveform – sample >
- Defend on the input signal.
전자 - 6-2
3/15
ⓒ LG Electronics. Inc.2009