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TROUBLESHOOTING
2.6 LED Blinking: 6x (Backlight Error) – XR-83A80*
6x blinking
Check "BL_ERR" Voltage
BM5S21 : CL5207
Low (0V)
Check
High (3.3V)
harness/connection
G*/LD* board to
B* Board
Harness /
Connection OK
Harness /
Connection
broken
Replace
harness
Replace G*/LD*
board
Replace
B* Board
NG
Replace
Others
Panel
Symptom
Improvement
Harness
NG
Symptom
Improvement
G*/LD* board
NG
Symptom
Improvement
B* Board
NG
Symptom
Improvement
Panel
81
SYS SET
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