38
2.4 4x LED Blinking : BCM Error
4x blinking
(BCM_ERR)
Check “BE_LD_RDY” Voltage
BM5S21 : CL5223
BM5ST : CL5223
BM5S21/BM5ST
Board
Low
High
Local Dimming Board
Yes
No
Panel
LCD model ?
Replace Local
Dimming board
OK
NG
Error Item
Number of STBY LED Blinking
Description
Valhalla
LD_ERR
4
LCD
LED driver failure/LED voltage protection
OLED
TCON internal or I2C communication failure
BCM_ERR
4
LCD
LD IC initialize or I2C communication failure
OLED
Panel power failure
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
38
SYS SET
2021/02/04 23:38:48 (GMT+09:00)