4. Troubleshooting
4-1. Diagnostic Methods (Flashing Symptom Codes)
After TV is "
COLD BOOTED
" (AC Power Re-Cycled), Flashing symptom codes will operate and show the defect block with
number of LED flash.
Place a mirror or phone directly under Standby LED to observe flashing.
Defect type and Number of LED flash
Defect Block
Detection Method
Number of LED Flash
OC Box
-
LED Off
No Blinking
Main Board
Watch Dog Count
•
£
Reboot
£
Flash
Error
•
£
Flash
1 time
1 sec
, Blinks 1 time when cold Boot
4 sec
Panel
Error
•
£
Reboot
£
Flash
Error
•
£
Flash (after 10m)
2 time
4 sec(10mm)
SMPS
Error
•
£
Reboot
£
Flash
Error
•
£
Flash
3 time
4 sec
BT/WiFi
Cold Boot
•
£
30 sec after module starts
4 time
20~30 sec
AOC
Cold Boot
•
£
30 sec after module starts
Signal level below threshold
•
5 time
4 sec(30sec)
↑
cold Boot
4-1
4. Troubleshooting
