Tv Main / T-Con - Samsung QN55Q75CNF Service Manual

4. Troubleshooting

4-2-2. TV MAIN / T-CON

• Main Section PRE FRC Section
£
Main Section
„
Video Operation
Generated on Main Section.
• If OK:
Source & Input Cables
9
Other inputs
9
• If Noisy:
Pre Scaler Patterns
9
US Post Patterns
9
Pre FRC Pattern
9
PRE FRC Section
„
Video Operation
Generated at Pre FRC, in TV Main Board.
• If OK:
Check/Replace defective TV Main Board
9
• If Noisy:
Post FRC Section
9
4-10
POST FRC Section
£
Customer Picture Test 1
Customer Picture Test 2
T-CON Section £ PANEL
£
Mute > 1 > 4 > 7 > Mute