Read Sony KDL-65W850A / KDL-65W855A Service Manual online
RB1G
CHASSIS
W850/855A
Troubleshooting
3-8. IR Remote Commander Malfunction
IR do not response to
Remote Commander
Remote Commander
Check remote
control
control
Change remote
control
Center white LED
light at power
indicator
OK
NG
OK
NG
OK
NG
Check whether center
white LED blink ,when using
white LED blink ,when using
commander near the sensor
windows
ok
Change SmartCore (mechanical)
NG
Check harness
connection is OK
on HIR and HSC
connection is OK
on HIR and HSC
Loose harness
NG
Loose harness
connect properly
Problem with Smart Core
HSC or HIR
or HSC-HIR harness
Check harness
connection is OK
on HSC and
B*Board
connection is OK
on HSC and
B*Board
ok
NG
OK
OK
Change SmartCore
B Board
Change
HSC B* b
HSC B* b
d H
NG
HSC-B* board harness
OK
HSC-B* board Harness
HSC B board harness
problem
NG
Change B* Board
(*)
Size
B* Board Type G* Board Type
114
65”
BA2SC G6&G7B
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