DOWNLOAD Sony KDL-65W850A / KDL-65W855A Service Manual ↓ Size: 16.78 MB | Pages: 127 in PDF or view online for FREE

Model
KDL-65W850A KDL-65W855A
Pages
127
Size
16.78 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / COMMON
File
kdl-65w850a-kdl-65w855a.pdf
Date
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Sony KDL-65W850A / KDL-65W855A Service Manual ▷ View online

BA2 board Side B
CL4512
CL4511
3  Vcc 3.3V
CL4516
CL4515
53
RB1G
CHASSIS
W850/855A
Troubleshooting
3-3-7 NO SOUND: TUNER
This troubleshooting is only for Analog
No Sound
with normal picture
This troubleshooting is only for Analog
NO
Yes
Only RF tuner input??
Please refer audio 
troubleshooting
Check Brownie 
Yes
54
RB1G
CHASSIS
W850/855A
Troubleshooting
RB1G
CHASSIS
W850/855A
Troubleshooting
3-3-8. NO SOUND: HDMI
No Sound
Check the picture
NG
OK
Refer to HDMI NO PICTURE
OK
Check the mode 
of Source equipment
Change the mode of 
Source equipment to HDMI
DVI
HDMI
Change “HDMI/DVI Audio Source”  
PC A di
HDMI
What is set in 
“HDMI/DVI Audio Source”
of Sound MENU ?
Replace
IC9000
to Auto
PC Audio
Does this model have
D-sub input ?
Yes
Auto or HDMI Audio
OK
IC9000
Check R5071, C5071, C5072, 
OK
NG
Replace NG part
Check Sound by other TV set
No
Check Source equipment
by Reference TV set
C5059, C5073
Replace NG part
Is Distributor used ?
NO
which is same model 
NG
Inform the designer
OK
NG
by Reference TV set
(For example, AZ1)
Check the settings of
Is Distributor used ?
YES
Connect Source
equipment directly
of it
Note: 
(AYU2) – IC9000
(Brownie)- IC9001
(*)
Size
B* Board Type G* Board Type
65”
BA2SC G6&G7B
55
Check the settings of 
Source equipment
q p
y
(Brownie) IC9001
RB1G
CHASSIS
W850/855A
Troubleshooting
3-3-9. NO SOUND: MHL
No Sound
Check the picture
NG
Refer to MHL NO PICTURE
Replace
IC9000
OK
OK
OK
NG
OK
Check R5071, C5071, C5072, 
C5059, C5073
NG
Replace NG part
Check Sound by other TV set
which is same model 
NG
OK
Check Source equipment
Inform the designer
of it
OK
by Reference TV set
(For example, Samsung TV(UN46ES7000)
, Toshiba TV(42WL863))
or VA-1836
NG
Check the settings of 
S
i
t
Note: 
(AYU2) – IC9000
(Brownie)- IC9001
(*)
Size
B* Board Type G* Board Type
65”
BA2SC G6&G7B
56
Source equipment
(Brownie)- IC9001
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