Sony KDL-32W600A / KDL-32W603A / KDL-32W605A / KDL-32W607A / KDL-32W650A / KDL-32W651A / KDL-32W653A / KDL-32W654A / KDL-32W655A / KDL-32W656A / KDL-32W658A / KDL-32W670A / KDL-32W674A / KDL-42W650A / KDL-42W651A / KDL-42W653A / KDL-42W654A / KDL-42W655A / KDL Service Manual ▷ View online
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
65
Troubleshooting
3-3. No Sound
No Sound
Change the Speaker
Harness
Speaker Harness
Replace
the B* Board
Speaker
NG
NG
Check the
“Speakers setting”
Change to
“TV Speaker”
“Audio System”
“TV Speakers”
Symptom
improvement
improvement
Symptom
improvement
improvement
No Sound: Audio
No Sound: Tuner
No Sound: HDMI
B* Board
Size
B* Board Type
OTHERS EUROPE
JP
32”
BKX
BKE
BKJ
42”
BKX
BKE
BKJ
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
66
3-3-1. No Sound : Audio (For all models)
Troubleshooting
#1
Check the HP out
(use Video input)
NG
OK
Check the
Digital out
Digital out
(use Video input)
IC9000 is NG
No signal
#1
OK
Check the IC4501
VDD 3.3V
(IC4501 pin9)
DC/DC converter is NG
See No POWER DC / DC
Converter Check
Check the
IC4501 VSS -3.3V
(IC4501 pin6)
NG
OK
Check the
X_AUDIO_MUTE_
SPHPLO
pin5 is HIGH?
IC4501 NG
Check the
CN4801 pin1
(SPDIF input)
No signal
OK
CN4801 is NG
Check the
Speaker Sound
(use Video input)
Power Amp Block (F4601,IC4601,etc)
is NG. See item: LED blinking 3x
(Audio error)
OK
No Problem
NG
Check the solder
of IC4501 CP & CN
(7&8pin) & C4501
Solder NG
NG
OK
NG
OK
IC4501 NG
Check the
INR+ & INL+ pin1 &14.
(at CL4502 and CL4501)
Signal is coming?
OK
IC9001 is NG
No signal
NO
This is MUTE situation.
Check IC9000
OK
Note:
(AYU2) – IC9000
(Brownie)- IC9001
(AYU2) – IC9000
(Brownie)- IC9001
Size
B* Board Type
(Segment: LW)
OTHERS EUROPE
JP
32”
BKX
BKE
BKJ
42”
BKX
BKE
BKJ
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
67
Troubleshooting
Troubleshooting Reference
BA2 board Side B (not applicable for this model)
V
in (
pin
1
)
V
cc
CN4801
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
68
Troubleshooting
Troubleshooting Reference
BA2 board Side B (not applicable for this model)
CL
4601
4601
CL
4602
4602
CL
4603
4603
CL
4604
4604
9 Vdd
X_AUDIO_MUTE_SPHPLO 5
Vss 6
CP 7
8 CN
INR+ 1
14 IN-
IC4501
C4501
CL4502
CL4501
Click on the first or last page to see other KDL-32W600A / KDL-32W603A / KDL-32W605A / KDL-32W607A / KDL-32W650A / KDL-32W651A / KDL-32W653A / KDL-32W654A / KDL-32W655A / KDL-32W656A / KDL-32W658A / KDL-32W670A / KDL-32W674A / KDL-42W650A / KDL-42W651A / KDL-42W653A / KDL-42W654A / KDL-42W655A / KDL service manuals if exist.