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Repair Process-Reference data
Input
PDP TV
Block
Check RF Cable
Y
Check 5V voltage
on TU300(Pin3)
Y
Check CVBS signal
TU601 #11 Pin
Y
Replace MSTAR(IC400)
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Only for training and service purposes
Analog TV Video Problem
N
Check IC605 Output
Voltage(L610)
N
Replace Tuner(TU300)
Making
Revision
< CVBS waveform – sample >
- Defend on the input signal.
A6
A6-2
LGE Internal Use Only
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