4-3-2. TROUBLESHOOTING VIDEO PROBLEMS – TV MAIN/T-CON Models
•
Pre Scaller & US Post of KANT-M2 Main Section
>
PRE FRC Main Section
>
POST FRC Main Section
>
T-CON Section
>
PANEL
Pre Scaller & US Post of KANT-M2 Main Section
Customer Picture Test 1
Mute > 1 > 4 > 7 > Mute
Video Operation
Generated on Main Section.
•
If OK:
9
Source & Input Cables
9
Other inputs
•
If Noisy:
9
Pre FRC Section Test Patterns
PRE FRC Main Section
Customer Picture Test 2
Video Operation
Generated at Pre FRC Section
•
If OK:
9
Replace Main/T-Con Board
•
If Noisy:
9
Post FRC Pattern
4-6
4. Troubleshooting
Summary of Contents for GQ49Q8 Series
Page 32: ...4 3 Video 4 3 1 CustomerPicture Test MAIN TCON BOARD 4 5 4 Troubleshooting ...
Page 52: ...4 25 4 Troubleshooting ...
Page 71: ...5 1 5 Wiring Diagram 5 Wiring Diagram 5 1 Wiring Diagram Layout 49 55 65 75 85 ...
Page 72: ...5 2 5 Wiring Diagram Wiring Diagram 49 55 65 75 85 ...
Page 74: ...5 4 5 Wiring Diagram 5 2 Connector 5 2 1 Main Board ...