3
2011 LED 8000 Series
TROUBLESHOOTING VIDEO PROBLEMS
1. Verify Video Operation
a.
Customer Picture Test
(models available)
b
. “Display”
(If display is OK source is suspected)
C. Substitute with known good Source
(
external DVD or Signal Generator
)
2. Using Test Patterns in Service Mode
- ENTER SERVICE MODE
–
1.
Select an active source signal. (HDMI preferred)
Test Pattern may rely on signal source to appear.
Customer Remote Service Remote
2.
Power off
2.
Power On
3.
Mute, 182, Power
3.
Info,
Factory
Fast Track Troubleshooting Manual
2010 Models
1.
Select an active source signal. (HDMI preferred)
Test Pattern may rely on signal source to appear.
2. Access Service Mode
3. Access
SVC
4. Access
Test Patterns
5. Access
Genoa-P
6. Check Test Patterns
7. If OK suspect input Source
8. Access
Napoli
9. Check Test Patterns
10. If OK and Genoa-P was not good
Suspect Main Board or LVDS Cable
1.Check OSD & Customer Picture Test.
2. Access SVC Mode (with source signal)
3. Activate
FBE
Test Patterns & Verify.
4. Activate
FRC
Test Patterns & Verify.
FRC
FBE
