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4-2. How to Check Fault Symptom
4-2-1. Power
TV POWER STANDBY
TV in Standby
1.
Standby LED Indicator
If Not Lit:
-
AC 120Vac Line
9
If missing:
-
120Vac Source and Power Cord
9
If OK:
-
Resistance on SMPS
9
Fuse
after first removing AC power cord.
If fusses are open replace SMPS.
2.
If fuses are OK:
-
9
Standby
:
A13V
(Always On) to Main Board. Should all be approx. 9
VDC
If any missing remove the SMPS connector to Main Board .
-
Standby A13V again for 9VDC.
9
If OK replace
•
Main Board
.
If still missing replace
•
SMPS
.
4-2
4. Troubleshooting
Содержание UN43KU7500F
Страница 49: ...2 2 2 Product specifications Model UN KU7500F Flash 1 x eMMC5 0 DDR LPDDR4 1 25GHz 64bit ...
Страница 71: ...2 24 2 Product specifications 2 4 2 Picture Content source functon channel list on four sides ...
Страница 97: ...PANEL If Noisy 1 Panel defective 9 9 4 8 4 Troubleshooting ...