Light Sensor Error - Sony RB1G Service Manual

Troubleshooting

3-9. Light Sensor Error

Backlight doesn't change
when ambient lighting
level changed
Size B* Board Type
Board
Type
OTHERS EUROPE JP
HIR
24" BKX BKE BKJ
HIR
32" BKX BKE BKJ
HIR
42" BKX BKE BKJ
Change the UI
setting to ":ON"
Check UI setting for light
sensor .
Make sure it is "on"
H* H**
Board
Type
HSC
Change B* Board
HSC
HSC
Update Software
NG
OK
Check current Software
OK
Check whether harness is
Connected on HIR and
HSC Board
OK
Check whether
harness is
Connected on HSC
and B* Board
OK
Change Smart Core
NG
Change
HSC-B* board Harness
NG
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
NG
Connect the Harness
properly
NG
OK Problem with Smart Core
HSC or HIR
or HSC-HIR harness
OK
HSC-B* board harness
problem
RB1G CHASSIS
209