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
49
Troubleshooting
BA2 board -Side B (not applicable for this model)
F4601
IC4601
9
16
25
32
CL4606
JL
4621
4621
JL
4622
4622
JL
4623
4623
JL
4624
4624
Troubleshooting Reference
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
50
Troubleshooting
Troubleshooting Reference
BM board -Side B (not applicable for this model)
F4601
IC4601
CL4606
9
16
25
32
JL4621
JL4622
JL4623
JL4624
CL
4602
4602
CL
4601
4601
CL
4603
4603
CL
4604
4604
RB1G CHASSIS
W600A/ W603A/ W605A/ W607A/ W650A/ W651A/ W653A/
W654A/ W655A/ W656A/W657A/ W658A/ W670A/ W674A
51
Troubleshooting
3-2-3. LED BLINKING 3x (Audio Error) – BKE and BKX board only
Check 19.5V
(at fuse F4601)
to GND
impedance
F4601,IC4601,etc
(B* Board)
Replace F4601
High
enough
Low impedance
IC4601
burn or broken ?
Replace IC4601
Yes
Check broken parts
around IC4601
#2
IC4601,etc
(B* Board)
#3
IC4601 or parts around IC4601 NG
Check the IC4601
Out pin 38, 42, 43, 47
Switching 0V to 19V
around 300-400kHz
No
Yes
Check the CN4601
DC level ~9.7V
(at JL4621~JL4624)
No
L4601-L4604
or
C4611-C4614
NG
Yes
IC4601 NG
Check the IC4601
I2S line pin
4, 12, 15, 16 (at
CL4601~CL4604)
IC9000 NG
OK
NG
Check the IC4601
pin 18 (at CL4606)
is HIGH?
Yes
Solder NG
No
No
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
52
Troubleshooting
Troubleshooting Reference
BKE and BKX board Side A
F4601
32
42
43
47
IC4601
CL4601
CL
4602
4602
CL
4604
4604
CL
4603
4603
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.