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
NETWORK-WIFI MODULE
SMPS
DC Output Connector
CNM803 : YEONHO (SMAW200-H10S5K)
PIN # Signal PIN # Signal
1 A13 2 OD_UD
3 A13 4 BLU_PWM
5 A13 6 PWR On/Off
7 A13 8 GND
9 GND 10 GND
CNL802 : YEONHO (SMAW200-H16S5K)
PIN # Signal PIN # Signal
1 Remove pin 2 3+
3 3- 4 Remove pin
5 Remove pin 6 2+
7 2- 8 Remove pin
9 Remove pin 10 1+
11 1- 12 Remove pin
13 Remove pin 14 Remove pin
15 IF2 16 IF1
4-1
4. Troubleshooting
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