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TROUBLESHOOTING VIDEO PROBLEMS
1. Verify Video Operation (2012 Models)
a. Boot Logo models with X10 Micro-Processor
& above during power on. Boot Sound only (X9
MPU) during power on.
b. Customer Picture Test in user menu
c. "Display" (If display and Boot Logo &
Customer Picture Test are OK the source or
cables are first suspected . Then check for a
defective input on the Main Board.)
d. Substitute with known good Source
(external DVD or Signal Generator to check
(external DVD or Signal Generator to check
inputs on Main Board)
2. Using Test Patterns in Factory Mode
- ENTER FACTORY MODE
Select an active source signal since
1.
Test Pattern may rely on signal source to
appear or select TV Source mode.
Customer Remote
2. Power Standby
3. Mute, 182, Power On
4. Select SVC
5. Select Test Patterns
Fast Track Troubleshooting Manual
–
Service Remote
2. Power On
3. Info, Test
T-Con Troubleshooting
5
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