Sony XBR-49X835D Service Manual page 50

FLOW
6. IR REMOTE COMMANDER ERROR
IR remote commander does
not respond
Resistor value
[BFM/BM2]
R1110 : 0 [ohm]
R1259 : 47k [ohm]
* R1110 may be not mounted
XBR-49X835D
Center white LED blinks
OK
when pushing buttons of
remote commander at
close to IR sensor.
NG
Check harness
OK
connection between B-
board and SmartCore
NG
Change harness
OK
between B-board to
SmartCore harness
NG
OK
Change SmartCore
NG
NG
Check resistor value on
B-board
OK
Battery of remote commander
could be weak.
Change battery.
Harness connection
issue
B-board to SmartCore harness
issue
SmartCore issue
Parts issue
Change B-board
Main device issue
TROUBLE SHOOTING
50