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TROUBLESHOOTING
5.3 CAS ID Unknown – XR-83A80*
Backlight level does not
change when ambient
light changed
Check UI setting and
Setting is "ON"
make sure light
sensor setting is
"ON"
Setting is "OFF"
Setting issue
Change setting to "ON"
Check harness
NG
connection between
B-board and
Smart Core
OK
Change harness
OK
between B-board to
Smart Core harness
NG
OK
Change Smart Core
NG
Change B-board
Main device issue
Harness connection
issue
B-board to Smart Core
harness
issue
Smart Core issue
130
SYS SET
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