33
2.1 3x LED Blinking : DC Alert
Error Item
Number of STBY LED Blinking
Description
Valhalla
DC_ALERT
3
Main 5V power failure
AUD_ERR
3
Audio amp. protection
3x blinking
(DC Alert)
Check “5.0V_VBUS”
4.959V<Voltage<5.285V?
BM5S21/BM5ST/BM5A : C611
Retry
OK
NG
BM5S21/BM5ST/BM5A Board
Check “12.7V_MAIN”
Voltage > 13.2V?
BM5A : Pin 5~8 of CN1700/1701
BM5ST : Pin 5~8 of CN1700
BM5S21 : Pin 5~7 of CN1700
NG
Power / Local
dimming board
OK
T R O U B L E S H O O T I N G
SAFETY NOTES
SELF DIAGNOSTIC FUNCTION
TROUBLESHOOTING
SERVICE ADJUSTMENT
DIAGRAM
HANDLING GUIDE
33
SYS SET
2021/02/04 23:38:48 (GMT+09:00)