DOWNLOAD Sony KLV-22BX350 / KLV-26BX350 / KLV-32BX350 / KLV-40BX450 / KLV-46BX450 Service Manual ↓ Size: 8.2 MB | Pages: 127 in PDF or view online for FREE

Model
KLV-22BX350 KLV-26BX350 KLV-32BX350 KLV-40BX450 KLV-46BX450
Pages
127
Size
8.2 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-22bx350-klv-26bx350-klv-32bx350-klv-40bx450-kl.pdf
Date
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Sony KLV-22BX350 / KLV-26BX350 / KLV-32BX350 / KLV-40BX450 / KLV-46BX450 Service Manual ▷ View online

KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
3 9 USB
bl
h
i
fl
TV ON condition,
USB multimedia
3-9. USB troubleshooting flow
USB multimedia
cannot playback
Check TV
supported 
media files
File type
not supported
OK
NG
Check
USB connector,
CN3000 (B* Board)
Check Voltage at
USB Connector
IC5000 MT5306
OK
OK
NG
NG
Expected result  :
Pin 4 (EN) of
IC3001
Check Voltage
at Pin 5 (IN) of 
IC3001
(B* Board)
IC5000,MT5306
GPIO block
DC-DC Converter
OK
NG
p
Voltage at Pin 
4(EN) of IC3001 = 
3.3V ± 5%
Expected result  :
Voltage at Pin 
5(IN) of IC3001 = 
Check 
JL3005 on 
B*Board
IC3001 
(B  Board)
IC3001, TPS2051C
OK
NG
(
)
5V ± 5%
Expected result  :
Voltage at point 
JL3005 = 5V ±
5%
Segment
Size
B*
Board 
G*
Board 
Check
the impedance
between
USB data line
and GND
IC5000, MT5306
USB block
NG
OK
Expected result  :
Impedance between 
USB Data Line, 
CN3000
Pin2
GND
≈ Mῼ
5%
Type
Type
P-2F
22
BAQ
GD1
P-2F
26
BAQ
G9
P-2F
32
BAQ
G9
41
and GND.
USB Device
Error
OK
Pin2 – GND 
≈ Mῼ
Pin3 – GND 
≈ Mῼ
P-2F
40
BAQ
G10
P-2F
46
BAQ
G11
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Parts
Location
Parts
PWB Drawing Parts Location
Troubleshooting
3-10.Troubleshooting Reference
3-10-1. BAQ Board
CN3601
i)    Pin 1
ii)   Pin 3
iii)  Pin 4 
iv)  Pin 6
v)   Pin 7
vi)  Pin 9
D
E
B
Note: Refer to each Troubleshooting  for details information.
F
C
Pin 7
Pin 9
Pin 18
Pin 1
Pin 3
Pin 4
Pin 10
Pin 12
CN3601
L3602
L3603
viii) Pin 10
ix)  Pin 12
x) Pin 18
L3602
L3603
CN6001
i) Pin 5
C
A
D
Pin 6
CN3601
i)  Pin 5
ii) Pin 17
iii)Pin 19
JL6004
JL6008
BAQ BOARD
G
H
E
F
JL6004
Pin 5
CN6001
Pin 19
Pin 17
JL6008
CN3600
i)   Pin 1
ii)  Pin 3
iii) Pin 4 
iv) Pin 6
v)  Pin 7
vi) Pin 9
Parts
Location
Parts
PWB Drawing Parts Location
CN3001
A
CN3001
G
Pin 18
Pin 9
Pin 10
Pin 1
Pin 3
Pin 7
Pin 12
L3600
L3601
vii)Pin 10
ix) Pin 12
x) Pin 18
L3600
L3601
CN5000
i)
Pin 1
CN4000
B
CN4000
H
CN3600
Pin 4
Pin 6
)
ii)
Pin 7
iii)
Pin 9
42
CN5000
Pin 1
Pin 7
Pin 9
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
K
Parts
3-10.Troubleshooting Reference
3-10-1. BAQ Board
N
K
P
L
I
M
Parts
Location
Parts
PWB Drawing Parts Location
IC4002
N
IC4002
IC5000
O
Pin 79
Pin 80
Parts
Location
Parts
PWB Drawing Parts Location
BAQ BOARD
O
i)   Pin 6
ii)  Pin 79
iii) Pin 80
O
IC5000
IC5000
F4000
JL6007
I
F4000
K
JL6007
IC5000
Pin 6
F6000
L
F4000
IC8000
(RTC IC)
P
JL6002
F60000
L6002
43
M
IC8000
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
P
t
3-10.Troubleshooting Reference
3-10-1. BAQ Board
Q
R
S
U
W
Parts
Location
Parts
PWB Drawing Parts Location
JL6011
T
JL6011
BAQ BOARD
S
JL1003
U
JL6011
T
V
Parts
L
ti
Parts
PWB Drawing Parts Location
JL6013
JL1003
JL6013
Location
g
JL6015
Q
JL6015
JL6012
V
JL6013
JL6012
JL6014
R
S
JL6014
JL6010
W
44
JL6010
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