Sony KDL-46HX800 / KDL-55HX800 Service Manual ▷ View online
KDL-46/55HX800(CH)
33
TROUBLE SHOOTING
3-6. NO SOUND
No Sound
Check the Speaker
Harness
Speaker Harness
Replace
the BAL Board
BAL Board
Speaker
NG
OK
OK
NG
Check the
“Speakers setting”
Change to
“TV Speaker”
“Audio System”
“TV Speakers”
KDL-46/55HX800(CH)
34
3-7. TV COMMANDER BUTTONS MALFUNCTION
1) TV button malfunction
TROUBLE SHOOTING
Button malfunction
on the TV
BAL to Switch Unit
harness check
Switch Unit
Harness
Switch Unit change
BAL Board
OK
OK
NG
NG
KDL-46/55HX800(CH)
35
TROUBLE SHOOTING
2) IR remote commander malfunction
TV isn’t controlled
by remote commander
Green LED light
at power indicator
OK
NG
Sensor is broken
HLR Board
BAL Board
OK
NG
Mechanical
(ex. bezel)
Green LED blinks
at power indicator
when using commander
near sensor’s window
Check the Harness
between the BAL Board
and the HLR Board
Exchange the Harness
Exchange the
HLR Board
Harness
OK
NG
OK
OK
NG
NG
KDL-46/55HX800(CH)
36
2) USB Wireless Network malfunction
3-8. NETWORK MALFUNCTION
1) Wired Network malfunction
TROUBLE SHOOTING
Wired Network
on the TV
Connection result
Local Access
Ether net cable
Connection result
Cable Connection
BAL Board
NG
OK
OK
NG
Connection result
Internet Access
Proxy setting
NG
Wireless Network
on the TV
Is the radio field
Strength too weak
or even No signal?
or even No signal?
Access Point
BAL Board
Error Message appear
when the Wireless
Network is selected?
USB Dongle
NO
YES
NO
YES
Click on the first or last page to see other KDL-46HX800 / KDL-55HX800 service manuals if exist.