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DOWNLOAD Sony KLV-32EX330 / KLV-32EX33A / KLV-32EX33B / KLV-40EX430 / KLV-40EX43A / KLV-40EX43B Service Manual ↓ Size: 4.53 MB | Pages: 83 in PDF or view online for FREE

Model
KLV-32EX330 KLV-32EX33A KLV-32EX33B KLV-40EX430 KLV-40EX43A KLV-40EX43B
Pages
83
Size
4.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-32ex330-klv-32ex33a-klv-32ex33b-klv-40ex430-kl.pdf
Date
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Sony KLV-32EX330 / KLV-32EX33A / KLV-32EX33B / KLV-40EX430 / KLV-40EX43A / KLV-40EX43B Service Manual ▷ View online

KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-3.  Standby LED Blinking
3-3-1. 2-times Blinking 
2 times Blinking
Check DC voltage at
JL6016 (BWM) or JL6506 (BFM)
Is it 18V - 19.5V?
Yes
Change 
B*-board
No
Take out adaptor 
Yes
p
and test at adaptor 
output is it 18V – 19.5V? 
Change 
B*-board
N
Yes
Change 
adaptor
No
(*)
Size
B* Board Type
32”
BWM
21
32
BWM 
40’’
BFM 
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-3.  Standby LED Blinking
3-3-2. 3-times Blinking
START
Check 19.5V ADAPT
NG
Speaker
Check
Speaker Impedance
C ec
9 5 _
at F4000
Change F4000
NG
NG
OK
at SP Connector
OK
Check D4000
and D4001
Change 
D4000 or D4001 
NG
Change F6005
OK
Check 19.5V_ADAPT
at F6005 
on B* Board
NG
OK
Check FB4014 
and FB4015 
OK
NG
Change 
FB4014 or FB4015
IC4002 damage. 
Change B*Board
OK
(*)
Size
B* Board Type
32”
BWM
22
32
BWM 
40’’
BFM 
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-3.  Standby LED Blinking
3-3-3. 5-times Blinking
START
Note :  
PANEL VCC SW = 12V±1V
START
Check PANEL_VCC_SW
on B* Board:
Troubleshoot
No +12V
PANEL_VCC_SW =  12V±1V  
TV Boot Up
on  B* Board:
• BWM – Pin 1 CN8700
• BFM – Pin 51 CN8900
Troubleshoot
+12V DDCON
Replace B* Board
B* Board Issue
+12V is OK 
No  12V
5x Blinking is Still 
Observed
TV Boot Up
Normally
Remove and reinsert LVDS Flat
Flexible Cable (FFC) at Panel and
B* Board sides
Incorrect FFC
Insertion
** Replace
**O-Cell Issue
TV Boot Up
Normally
5x Blinking is Still Observed
TV Boot Up
Normally
Replace LVDS Flat Flexible
C bl (FFC)
LVDS Flat Flexible
O-Cell  or Panel Module
O-Cell Issue
5x Blinking is Still Observed
TV Boot Up
Normally
Cable (FFC)
Cable Issue
END
5x Blinking is Still Observed
(*)
Size
B* Board Type
32”
BWM
** Not recommended  at Service Side.
23
32
BWM 
40’’
BFM 
KLV- 32 EX330, EX33A, EX33B,  40 EX430,  EX43A, EX43B
RM-GA022
Troubleshooting
3-3.  Standby LED Blinking
3-3-1. 6-times Blinking
6x blinking
Change B Board
Symptom gone
B* board
*Able to 
repair Panel 
M d l
Change B Board
No
B* board
6x blinking
Change Panel Module
Yes
Module
Change Harness
Harness
Symptom gone
* Replace LS Bar
6x blinking
* Not recommended  at Service Side.
(*)
Size
B* Board Type
32”
BWM
24
32
BWM 
40’’
BFM 
Page of 83
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