4. Troubleshooting
4-1. Previous Check
Check list for initial operation
AC Power Cord connected to the TV and the wall receptacle.
•
Standby Power/IR Indicator LED is turned On.
•
If Power/IR Indicator is not on check 10p power cable is connected and for correct Standby Voltage from SMPS to
•
Main. Also check Jog Function Cable.
Power turned On with Jog Function or Remote.
•
Power on command from main Board to SMPS.
•
Power/IR Indicator Flashes.
•
Panel Back Lights are turned On.
•
If no Backlights, unplug AC Power Cord, unplug 10 pin connector to SMPS, plug in AC Power Cord, Back light should
•
come on. Check Main Board operation for error.
Power/IR Indicator goes off.
•
Picture or banner is displayed.
•
If nothing is displayed, check the LVDS cable.
-
ASSY PCB MAIN
DC VSS-LED PD BD
ASSY SPEAKER P (R/L)
ASSY BOARD P-JOG SWITCH & IR
CN202(to Power board)
1
A19V_PW
6
DGND
2
DGND
7
A19V_PW
3
A19V_PW
8
DGND
4
DGND
9
A19V_PW
5
A19V_PW
10
DGND
4-1
4. Troubleshooting