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Model
KDL-32EX710 KDL-32EX711 KDL-32EX713 KDL-32EX715 KDL-32EX716 KDL-32EX717 KDL-32EX719 KDL-40EX710 KDL-40EX711 KDL-40EX713 KDL-40EX715 KDL-40EX716 KDL-40EX717 KDL-40EX718 KDL-40EX719 KDL-46EX710 KDL-46EX711 KDL-46EX713 KDL
Pages
116
Size
6.97 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-32ex710-kdl-32ex711-kdl-32ex713-kdl-32ex715-kd.pdf
Date

Sony KDL-32EX710 / KDL-32EX711 / KDL-32EX713 / KDL-32EX715 / KDL-32EX716 / KDL-32EX717 / KDL-32EX719 / KDL-40EX710 / KDL-40EX711 / KDL-40EX713 / KDL-40EX715 / KDL-40EX716 / KDL-40EX717 / KDL-40EX718 / KDL-40EX719 / KDL-46EX710 / KDL-46EX711 / KDL-46EX713 / KDL Service Manual ▷ View online

KDL-32/40/46/55EX710,711,713,715,716,717,718,719(AEP/UK)
89
TROUBLE SHOOTING
3-5. NO PICTURE
No Picture
Press HOME Key
XMB (Menu) displayed?
BAL Board
Replace
the LVDS Harness
LCD Panel
(T-con)
Harness
(LVDS)
Check
BL_ON at JL2566
on the BAL Board
BL_ON:H
BAL Board
Check Harness
(Between G* Board
to BAL Board)
Harness
(G* to BAL)
BL_ON: not H
Change BAL Board
G* Board
NO
YES
NG
OK
NG
OK
NG
OK
PANEL_VCC
At JL3806 on the
BAL Board
G* Board
YES
NO
about 5V : 22” Model
about 12V : ex. 22” Model
KDL-32/40/46/55EX710,711,713,715,716,717,718,719(AEP/UK)
90
TROUBLE SHOOTING
3-6. NO SOUND
No Sound
Check the Speaker
Harness
Speaker Harness
Replace
the BAL Board
BAL Board
Speaker
NG
OK
NG
OK
Check the 
“Speakers setting”
Change to 
“TV Speaker”
“Audio System”
“TV Speakers”
KDL-32/40/46/55EX710,711,713,715,716,717,718,719(AEP/UK)
91
3-7. TV COMMANDER BUTTONS MALFUNCTION
TROUBLE SHOOTING
1) TV button malfunction
Button malfunction
on the TV
BAL to Switch Unit
harness check
Switch Unit
Harness
Switch Unit change
BAL Board
OK
NG
OK
NG
KDL-32/40/46/55EX710,711,713,715,716,717,718,719(AEP/UK)
92
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
Page of 116
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