Sony KDL-40W580B / KDL-40W590B / KDL-40W600B / KDL-40W605B / KDL-40W607B / KDL-40W609B / KDL-48W580B / KDL-48W590B / KDL-48W600B / KDL-48W605B / KDL-48W607B / KDL-48W609B / KDL-60W605B / KDL-60W607B / KDL-60W610B / KDL-60W630B Service Manual ▷ View online
Chassis: RB2G, HM
Chassis: RB2G, HM
25
Troubleshooting
Board
Name
Name
Board PWB (A side)
Detail
BAXL
(R8546,
R8547)
R8547)
R8546
R8547
R8547
BAXL
(CL5023,
CL5024)
CL5024)
CL5023
CL5024
)
CL5023
BAXL
(F4601)
F4601
(F4601)
Troubleshooting Reference
Chassis: RB2G, HM
Chassis: RB2G, HM
26
Troubleshooting
Board
Name
Name
Board PWB (A side)
Detail
BAXL
(IC4601)
IC4601
BAXL
(CN9101)
CN9101
Troubleshooting Reference
Chassis: RB2G, HM
Chassis: RB2G, HM
27
2-2. LED Blinking
#2
#3
2-2.2. 3x (Audio Error) – BAX-L(HE-L,HM,HE-H)board only
2 2. LED Blinking
F4601,IC4601,etc
(B* Board)
IC4601,etc
(B* Board)
Check 19.5V
(at fuse F4601)
to GND
impedance
Replace F4601
High
enough
enough
Check the IC4601
Out pin 37, 41, 44, 46
Switching 0V to 19V
around 300-400kHz
No
Check the IC4601
pin 18 (at CL4606)
is HIGH?
No
p
Low impedance
IC4601 or parts around IC4601
NG
Yes
Yes
Solder NG
IC4601
Check broken parts
NG
Check the CN4601
DC level ~9.7V
(at JL4621~JL4624)
No
L4601-L4604
No
IC4601
burn or broken ?
Yes
Check broken parts
around IC4601
L4601 L4604
or C4611-C4614
NG
Yes
Check the IC4601
NG
Replace IC4601
I2S line pin
4, 12, 15, 16 (at
CL4601~CL4604)
IC9000 NG
OK
NG
IC4601 NG
OK
2.2-2 - LED Blinking: 3x (Audio Error) - BAX-L (HE-L, HM, HE-H) Board Only
Chassis: RB2G, HM
Chassis: RB2G, HM
28
BAX-L board Side A
BAX-L board Side A
6
02
6
03
6
04
CL4
6
CL4
6
CL4
6
12
13
24
25
18
15
16
IC4601
4
F4601
36
1
37
48
39
41
44
46
4
BAX-L BOARD (Side A)
Click on the first or last page to see other KDL-40W580B / KDL-40W590B / KDL-40W600B / KDL-40W605B / KDL-40W607B / KDL-40W609B / KDL-48W580B / KDL-48W590B / KDL-48W600B / KDL-48W605B / KDL-48W607B / KDL-48W609B / KDL-60W605B / KDL-60W607B / KDL-60W610B / KDL-60W630B service manuals if exist.