Sony KDL-40NX710 / KDL-40NX713 / KDL-40NX715 / KDL-46NX710 / KDL-46NX713 / KDL-46NX715 Service Manual ▷ View online
KDL-40/46NX710,713,715(AEP/UK/RUSS)
61
TROUBLE SHOOTING
6) 7 times Flashing LED (Temperature Error)
7 times Flashing
Setting circumstance
is OK?
Temperature,
Ventilation, etc.
Set to another
Location, etc.
NO
YES
Change BEHT Board,
and Aging a few hours
BEHT Board
OK
Panel
KDL-40/46NX710,713,715(AEP/UK/RUSS)
62
TROUBLE SHOOTING
3-5. NO PICTURE
No Picture
Press HOME Key
XMB (Menu) displayed?
Replace
the LVDS harness
G* Board
Check the harness
No
Change BEHT board
Change G* board
BEHT Board
Harness
Harness
(LVDS)
(LVDS)
BEHT Board
LCD Panel
(T-con, LED Driver)
Yes
OK
NG
NG
OK
NG
OK
NG
OK
KDL-40/46NX710,713,715(AEP/UK/RUSS)
63
TROUBLE SHOOTING
3-6. NO SOUND
No Sound
Check the Speaker
Harness
Speaker Harness
Replace
the BEHT Board
BEHT Board
Speaker
NG
OK
NG
OK
Check the
“Speakers setting”
Change to
“TV Speaker”
“Audio System”
“TV Speakers”
KDL-40/46NX710,713,715(AEP/UK/RUSS)
64
3-7. TV COMMANDER BUTTONS MALFUNCTION
TROUBLE SHOOTING
1) TV button malfunction
Button malfunction
on the TV
BEHT to Switch Unit
harness check
Switch Unit
Harness
Switch Unit change
BEHT Board
OK
NG
OK
NG
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