Troubleshooting; Previous Check - Samsung UN JS9000F Service Manual

Suhd tv
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4. Troubleshooting

4-1. Previous Check

Check list for initial operation
ASSY BOARD P-JOG FUNCTION
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.
DC VSS-LED PD BD
(LED DRIVER)
ASSY PCB MAIN
NETWORK
DC VSS-LED PD BD
ASSY SPEAKER P (R/L)
4. Troubleshooting
ASSY T CON P
4-1

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