DOWNLOAD Sony KLV-22CX350 / KLV-32CX350 Service Manual ↓ Size: 7.01 MB | Pages: 109 in PDF or view online for FREE

Model
KLV-22CX350 KLV-32CX350
Pages
109
Size
7.01 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-22cx350-klv-32cx350.pdf
Date
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KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
SECTION 3
TROUBLESHOOTING
3-1. Troubleshooting Flow
START
Does the Power Led
stay on when the 
TV is switched on ?
See
No Power
Is the Standby Led
blink ?
See
Standby LED Blink
Green & Amber 
blink?
Panel ID Error
Panel Not Supported.
Is the Picture and
See Audio/Video 
pp
Sound OK ?
END
Troubleshooting doc.
Note:
13
Note: 
1. Details refer to each Troubleshooting Section.
2. Refer to Troubleshooting Reference location.
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-2. No Power
No Power
AC Cord
Check AC voltage at
AC IN connector.
88 -132V for 110V models
176 – 264V for 220 – 240V 
BAQ Board
NG
• See DDcon
Replace
AC cord
AC Source
AC Cord
OK
NG
Models.
Ch
k
• See DDcon
OK
Harness
G* Board
Check
Between G* Board to
B*Board Harness
NG
OK
OK
Check Standby3.3V 
at JL6015 on B*, 
it is 3.3V
NG
OK
NG
OK
Check REG12V
at JL6002
on B* board, 
It i 12 5V
Check Power On
at JL6004
on B*board, 
It i 3 3V
B* Board
NG
It is12.5V.
It is 3.3V
OK
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
14
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-2-1. *DDcon
START
Check JL6010 Voltage.
Is the voltage 1 2V?
Check F6000 
no
Check JL6014 Voltage.
I th
lt
1 2V?
Change 
no
Is the voltage 1.2V?
(B* Board)
Check JL6011 Voltage
(B* Board)
Ch
yes
Is the voltage 1.2V?
(B* Board)
B* Board
Check JL6011 Voltage.
Is the voltage 1.5V?
(B* Board)
Change 
B* Board
no
yes
Check JL6012 Voltage.
Is the voltage 3.3V?
(B* Board)
Change 
B* Board
no
yes
After checking, take note of
NG condition & change BAQ board
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
Check JL6013 Voltage.
Is the voltage 5.0V?
(B* Board)
Change 
B* Board
no
yes
NG condition & change BAQ board
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
15
KLV- 22, 26, 32 CX350,  40 CX450
RM-GA022
Troubleshooting
3-3. Standby Led Blinking
3-3-1.   2-Times Led Blinking 
3-3-2.   3-Times Led Blinking 
2 Times Blinking
Check Power On 
at JL6004
C
*
no
START
at JL6004.
Is the voltage 3.3V?
(B* Board)
Change B*
yes
Speaker
Check
Speaker Impedance
at SP Connector
Check AUDIO+12.5V
at F4000 
B* board
Change 
F4000
NG
NG
Change 
G* Board
IC4002 damage. 
OK
Check AUDIO+12.5V
NG
OK
G* Board
g
Change B* Board
at CN6001 pin 17/19 
on B* Board
NG
OK
(*)
Size
B* Board Type
G* Board Type
22”
BAQ GD1
16
26 / 32 “
BAQ 
G9 
40’’
BAQ G10
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