Check List for Initial operation
AC Power Cord connected to the TV and the wall receptacle.
-
Standby Power/IR Indicator LED is turned On.
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If Power/IR Indicator is not on check 14p 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.
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Power on command from main Board to SMPS.
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Power/IR Indicator Flashes.
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Panel Back Lights are turned On.
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If no Backlights, unplug AC Power Cord, unplug 14 pin connector to SMPS, plug in AC Power Cord, Back light
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should come on. Check Main Board operation for error.
Power/IR Indicator goes off.
-
Picture or banner is displayed.
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* If nothing is displayed , check the LVDS cable.
10P Cable
LVDS Cable
Speaker
Power Ass’y
Main Ass’y
Main Board Assy (CN201)
9
A13V_PW
10
UNDER_DRIVER
7
A13V_PW
8
PWM_DIMMING_OUT
5
A13V_PW
6
SW_POWER_TO_SMPS
3
A13V_PW
4
GND
1
GND
2
GND
Power Board Assy (CNM803)
1
A13V_PW
2
OD_UD
3
A13V_PW
4
BLU_PWM
5
A13V_PW
6
PWR_On/Off
7
A13V_PW
8
GND
9
GND
10
GND
4. Troubleshooting
4-1. Troubleshooting
4-1
4. Troubleshooting
Summary of Contents for UA23H4003AR
Page 27: ...Power Tree 4 3 4 Troubleshooting ...
Page 31: ...Detail D A13V 3 5 7 9 D SW_POWER 6 E Panel Vcc 4 7 4 Troubleshooting ...
Page 40: ...4 7 Rear Cover Dimension UA23H4003AR 56 9 126 7 75 0 75 0 313 0 83 2 4 16 4 Troubleshooting ...
Page 41: ...5 1 5 Wiring Diagram 5 Wiring Diagram 5 1 Wiring Diagram ...
