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.
-
SMPS
DC Output Connector
CNM803 : YEONHO (SMAW200-H10S5K)
PIN #
Signal
1
A13
3
A13
5
A13
7
A13
9
GND
ASSY PCB MAIN
ASSY SPEAKER P (R/L)
PIN #
Signal
2
OD_UD
4
BLU_PWM
6
PWR On/Off
8
GND
10
GND
DC VSS-LED PD BD
ASSY T CON
CNL802 : YEONHO (SMAW200A-5)
PIN #
1
2
3
4
5
4. Troubleshooting
Signal
D+
S-
NC
S+
D-
VF
Patter
Dim
4-1