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  • KDL-46W950A, KDL-46W954A, KDL-46W955A, KDL-46W957A, KDL-55W950A, KDL-55W954A, KDL-55W955A, KDL-55W957A

DOWNLOAD Sony KDL-46W950A / KDL-46W954A / KDL-46W955A / KDL-46W957A / KDL-55W950A / KDL-55W954A / KDL-55W955A / KDL-55W957A Service Manual ↓ Size: 54.97 MB | Pages: 127 in PDF or view online for FREE

Model
KDL-46W950A KDL-46W954A KDL-46W955A KDL-46W957A KDL-55W950A KDL-55W954A KDL-55W955A KDL-55W957A
Pages
127
Size
54.97 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / COMMON
File
kdl-46w950a-kdl-46w954a-kdl-46w955a-kdl-46w957a-kd.pdf
Date
PREV: Sony KDL-40W900A / KDL-40W905A / KDL-46W900A / KDL-46W904A / KDL-46W905A / KDL-55W900A / KDL-55W904A / KDL-55W905A Service Manual

Sony KDL-46W950A / KDL-46W954A / KDL-46W955A / KDL-46W957A / KDL-55W950A / KDL-55W954A / KDL-55W955A / KDL-55W957A Service Manual ▷ View online

RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
Troubleshooting Reference 
BKE and BKX board Side B (Not applicable for this model)
BKE and BKX board Side B (Not applicable for this model)
CL4502
CL4501
CL4502
IC4501
Vdd 9
5  X_AUDIO_MUTE_SPHPLO
105
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
3-3-6.  No Sound : Scart Out Audio (For Europe model)
No Sound
This is for Main SP got sound, but SCART out no sound.
SCART out only
/
/
O
Please check this condition in Digital RF mode
BA2  / BKE / BKX Power On 
checking
RB1 Main Board Power On Checking
RB1 Main Board Power On Checking
No
Checking Item
OK
NG
If
 NG
1
Check CL4515, CL4516.
(with audio signal input – Digital
Can see output audio signal 
waveform
Cannot see audio signal 
waveform
Go to checking
3-3-2: NO SOUND: Audio
(with audio signal input  Digital 
RF mode)
waveform
waveform
3 3 2: NO SOUND: Audio 
(Additional : For Europe 
models only)
2
Check IC4511 pin3
Vdc = 3.3V ± 0.3V
No 3.3V supply
3
Ch
k CL4511 CL4512
C
i
t
di
i
l
C
t
di
i
l
B
i IC (IC9001) NG
3
Check CL4511, CL4512
(with audio signal input – Digital 
RF mode)
Can see input audio signal 
waveform
Cannot see audio signal 
waveform
Brownie IC (IC9001) NG
N t
Size
B*
Board 
Type
G*
Board 
Type
106
Note: 
(AYU2) – IC9000
(Brownie)- IC9001
46”
BM
G3A
55”
BM
G3B
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
Troubleshooting Reference 
BA2 board Side B (Not applicable for this model)
(
pp
)
CL4512
CL4511
3  Vcc 3.3V
CL4516
CL4515
107
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
Troubleshooting Reference 
BKE and BKX board Side A (Not applicable for this model)
BKE and BKX board Side A (Not applicable for this model)
CL4512
CL4515
3  Vcc
3
.3V
CL4511
CL4515
108
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