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4-2. How to Check Fault Symptom
4-2-1. Video
Customer Picture Test
„
Main Board
Pass
Fail
Fail
Fail
MAIN / FRC / T-CON
„
Troubleshooting
CHECK TEST PATTERNS
Verify "Scaler Pattern" .
1
Verify "FRC Pre Test Pattern".
2
Verify "SoC TCON Test Pattern".
3
•
ENTER
: Factory mode
Scaler Pattern
1
Main Board
HAWK-M
Pre FRC
Post FRC
Pass
Pass
Fail
Fail
SVC
Info
Test Pattern
SoC TCON Test Pattern
3
LVDS
Pass
Check Signal Source and other inputs
Pass
Main Board or LVDS Cable
Pass
FRC (Main Board in TV)
Fail
FRC or T-Con or Panel
UFT BOARD
T-CON
FRC
FRC Pre Test Pattern
2
4. Troubleshooting
Problem
Scaler Pattern
US Post Pattern
FRC Pre Test Pattern
FRC Post Test Pattern
SOC TCON Test Pattern
SOC TCON Pattern Level
FRC OSD Pre Test Pattern
FRC OSD Post Test Pattern
FRC2 Pre Test Pattern
FRC2 Post Test Pattern
SOC TCON2 Pattern
SOC TCON2 Pattern Level
4-3
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