How To Check Fault Symptom; Video - Samsung UN JS9000F Service Manual

4. Troubleshooting

4-2. How to Check Fault Symptom

4-2-1. Video

Customer Picture Test
„
One connect PCB
Pass
Fail
Fail
Fail
MAIN / FRC / T-CON
„
Major check points
CHECK TEST PATTERNS
Verify "Scaler Pattern".
1
Verify "US Post Pattern".
2
Verify "FRC Pre Test Pattern".
3
Verify "FRC Post Test Pattern".
4
• ENTER : Factory mode
Scaler Pattern
1
Main Board
HAWK-P HAWK-US
One Connect
4-2
Pre FRC Post FRC
Pass
Pass
Fail
Fail
SVC Info Test Pattern
One Cable
US Post Pattern
2
Pass Check Signal Source and other inputs
Pass One Connect Board or One Connect Cable
Pass FRC ("Main Board" in TV)
Fail FRC or T-Con or Panel
TV Main
Vby1
HAWK-N
Problem
SoC TCON Test Pattern
5
TCON BOARD With FRC
FRC
T-CON
(HAWK-UFT)
FRC Pre Test Pattern
3
FRC Post Test Pattern
4