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
PREV: Sony KLV-22CX350 / KLV-32CX350 Service Manual

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
3-3. Standby Led Blinking
3 3 3
i
L d bli ki
Note :
5-times blinking
3-3-3.   5-times Led blinking 
Note :  
PANEL_VCC_SW =  5V ： 22” 
= 12V±10% : Others  
Check Pin5
PANEL_VCC_SW
CN6001
on the B* Board
G* Board
Replace B* Board
B* Board
NG
OK
Symptom
Improved
Replace the Harness 
Between G* and Panel
(a)
Harness
NG
Replace Panel
LCD Panel
Symptom
Improved
Symptom
Improved
Replace
the LVDS Harness
LVDS Harness
NG
END
Symptom
Improved
Segment
Size
B*
Board 
G*
Board 
NG
END
Type
Type
P-2F
22
BAQ
GD1
P-2F
26
BAQ
G9
P-2F
32
BAQ
G9
17
P-2F
40
BAQ
G10
P-2F
46
BAQ
G11
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
3-3. Standby Led Blinking
3 3 4
6 i
L d bli ki
3-3-4.   6-times Led blinking 
START
Check Backlight On, 
JL6008 ~ 3V
(B* Board)
B* Board
NG
OK
Check BL_ERR, 
JL6007 ~ 0V
(B* Board)
Inverter/G* Board/Harness
NG
Check all Harness
Harness
NG
OK
Check all Harness
Harness
Change Inverter.
OK
Inverter
OK
Segment
Size
B*
Board 
G*
Board 
NG
Change G* Board.
G* Board
OK
NG
Type
Type
P-2F
22
BAQ
GD1
P-2F
26
BAQ
G9
P-2F
32
BAQ
G9
18
Panel
P-2F
40
BAQ
G10
P-2F
46
BAQ
G11
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
3 4 A di P
bl
3-4. Audio Problem
Audio Problem
Main Speaker No 
Sound
Refer “Main Speaker 
No Sound”
HP Out No Sound
*V1, V2/D1 or 
PC/HDMI analog
no sound?
Refer “HP Out 
No Sound”
Refer “Analog Audio 
Input 
No Sound”
Analog RF
no sound?
No Sound
Refer “Analog RF 
No Sound”
HDMI Audio
no sound?
USB Audio
d?
Refer “HDMI Audio 
No Sound”
Refer “USB Audio 
no sound?
* V1 = Video1, V2 = Video2, 
D1 = Component1
No Sound”
19
KLV-22, 26,32 BX350, 32BX35A, 40,46 BX450
RM-GA021
Troubleshooting
3-4. Audio Problem
3 4 1 M i S
k
N S
d
3-4-1. Main Speaker No Sound 
Main Spk No 
Sound
NG
A
OK
Audio UI Setting, ok?
Spk Wire, 
Connector ok?
CL4000,CL4001
CL4002,CL4003 ~3.3Vdc
(BAQ Board)
Correct UI
Change spk 
wire
NG
NG
Amp IC / 
Main IC NG
Connector, ok?
Spk Impedance 
7~8ohm, ok?
wire
Change 
main spk
NG
OK
OK
NG
L4000, L4001, 
L4002, L4003  ~ 2.2Vdc, ok?
(BAQ Board)
Amp IC NG
F4000
Ok?
OK
OK
NG
Check AUDIO+12.5V
at CN6001 pin 17/19 
on BAQ Board?
Change BAQ Board
Refer “Standby 
LED Blink”
NG
OK
20
A
OK
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