Samsung UN40JU6500F - How to Check Fault Symptom

4-2. How to Check Fault Symptom
4-2-1. Video
Customer Picture Test 
Main Board Pre FRC Post FRC Problem
Pass Pass Pass Check Signal Source and other inputs
Fail Pass Pass Main Board or LVDS Cable
Fail Fail Pass
T-Con or Board
Fail Fail Fail T-Con or Panel
MAIN / FRC / T-CON 
Troubleshooting
CHECK TEST PATTERNS
1 Verify "Pattern Sel".
2 Verify "FRC Pre Test Pattern".
3 Verify "FRC Post Test Pattern".
ENTER• : Factory mode SVC Info Test Pattern
T-CON
FRC
3 FRC Post Test Pattern
Main Board
HAWK-M
1 Scaler Pattern
LVDS
4 SoC TCON Test Pattern
UFT BOARD
2 FRC Post Test Pattern
(Not available for UHD Models)
FRC Pre Test Pattern
FRC Post Test Pattern
FRC2 Pre Test Pattern
FRC2 Post Test Pattern
FRC OSD Pre Test Pattern
FRC OSD Post Test Pattern
SOC TCON Test Pattern
SOC TCON Pattern Level
SOC TCON FRC Pattern
SOC TCON2 Test Pattern
SOC TCON2 Pattern Level
SOC TCON2 FRC Pattern
4-2
4. Troubleshooting