Troubleshooting Video Problems - Tv Main/T-Con Models - Samsung QE49Q8 Series Service Manual

4. Troubleshooting
4-3-2. TROUBLESHOOTING VIDEO PROBLEMS – TV MAIN/T-CON Models
•
Pre Scaller & US Post of KANT-M2 Main Section
„ Pre Scaller & US Post of KANT-M2 Main Section
Video Operation
Generated on Main Section.
• If OK:
Source & Input Cables
9
Other inputs
9
• If Noisy:
Pre FRC Section Test Patterns
9
„ PRE FRC Main Section
Video Operation
Generated at Pre FRC Section
• If OK:
Replace Main/T-Con Board
9
• If Noisy:
Post FRC Pattern
9
4-6
>
PRE FRC Main Section
Customer Picture Test 1
Customer Picture Test 2
> >
POST FRC Main Section T-CON Section
Mute > 1 > 4 > 7 > Mute
>
PANEL