Sony KLV-22BX300 / KLV-26BX300 / KLV-32BX300 / KLV-40BX400 Service Manual ▷ View online
– 8 –
KLV-22, 26, 32 BX300, 40 BX400
RM-GA019
SECTION 3
TROUBLESHOOTING
3.1 FLOWCHART
3-1-1. NO POWER
PLEASE REFER TO PAGE 41-69 FOR THE UPDATED TROUBLESHOOTING
PLEASE REFER TO PAGE 41-69 FOR THE UPDATED TROUBLESHOOTING
– 9 –
KLV-22, 26, 32 BX300, 40 BX400
RM-GA019
3-1-2. VIDEO PROBLEM
3-1-3. AUDIO PROBLEM
BAA
Board
Video
Problem
All inputs
have
problem?
HDMI
Problem?
RF/Analog
Input
Problem?
Digital
Input
Problem?
No
No
No
No
BAA
Board
Check LVDS harness
connection
between BAA board or
Panel or Power board
connection
between BAA board or
Panel or Power board
No
Yes
Yes
Yes
BAA
Board
Yes
Yes
BAA
Board
BAA
Board
Backlight
Turn on?
Turn on?
Only
Speaker
out?
HDMI
Problem?
RF/ Analog
Input
Problem?
Digital
Input
Problem?
BAA
Board
No
No
No
No
UI of
Audio Setting
correct? Volume,
TV Speaker
BAA
Board
Set correctly or
reset by menu
reset by menu
Check
Speaker
BAA board
No
Yes
Yes
BAA
Board
BAA
Board
PLEASE REFER TO PAGE 41-69 FOR THE UPDATED TROUBLESHOOTING
PLEASE REFER TO PAGE 41-69 FOR THE UPDATED TROUBLESHOOTING
– 10 –
KLV-22, 26, 32 BX300, 40 BX400
RM-GA019
4-1. Accessing Self Diagnostic Menu
1. While TV on standby mode, press the following sequence
on the Remote commander. (RM-GA019)
< Display--> <5>--> <Vol Down>--> <Power>
2. To Reset Error Count & Error History
Press < 8 > --> < 0 > key
3. To Reset Panel Operation Time
Press < 7 > --> < 0 > key
4. To exit, turn the power off using Remote.
4-2. Accessing Service Mode
1. While TV on standby mode, press the following sequence
on the Remote commander.
< Display--> <5>--> <Vol Up>--> <Power>
2. Use the r or R button to select the item you want to refer
and press for details.
Example Status information
SECTION 4
SERVICE ADJUSTMENT
4-3. GAISOU Adjustment
(NOT APPLICABLE FOR THIS MODEL)
1) When new board is replaced, please confirm the color
ornamental of the TV set.
2) While TV on standby mode, press the following sequence
on the Remote commander.
<Display>
p
<5>
p
<Vol Up>
p
<Power>
3) Use the r or R button to select the GAISOU.
4) Use the T or t button to change the GAISOU data.
5) The color variation table of each TV set as below:-
6) For example if color is Red than should select 03 in the
service mode of the TV set.
Service Mode Menu Sample
Service Mode Menu Sample
Service Mode Menu Sample
Self Check
002
002
Main Power
001
003
Dc_Alert
000
003
Aud_Prot
000
003
MotionFlow
000
004
Balancer_Error
000
005
T-CON Error
005
Panel ID NVM Error
000
006
Backlight Error
000
007
Temp_Error
000
00009
00027
00009
Total Hours
of Operation
(max 65535)
of Operation
(max 65535)
Boot Count
(max 65535)
(max 65535)
Total Panel Hours
(max 65535)
1 indicates an error was detected
0 indicates no error was detected
Diagnostic Menu Sample
Tuning System
<[Auto]>
No_Signal_Mute
<[Off]>
Serial Number Edit
Self Diagnosis History >>
LVDS Spectrum (%)
Self Diagnosis History >>
LVDS Spectrum (%)
<[10]>
Low of HPD
<[5]>
VCR1
<[off]>
GAISOU
<[0]>
Service Mode
Status Information >>
Test Reset
<[Off]>
Tuning System
<[Auto]>
No_Signal_Mute
<[Off]>
Serial Number Edit
Self Diagnosis History >>
LVDS Spectrum (%)
Self Diagnosis History >>
LVDS Spectrum (%)
<[10]>
Low of HPD
<[5]>
Main Micro
SW Version
SW Version
TM0.341.012
NVM Version
TD0.341
Boot Version
TB0.341
Panel Version
MT0000.000.0030.LT
Flash PQ Version
AQ Version
AQ Version
AQ0.003
Chassis
Service
000
Model
002
Gaisou
00
GAISOU Menu Sample
Tuning System
<[Auto]>
No_Signal_Mute
<[Off]>
Serial Number Edit
Self Diagnosis History >>
LVDS Spectrum (%)
Self Diagnosis History >>
LVDS Spectrum (%)
<[10]>
Low of HPD
<[5]>
VCR1
<[off]>
GAISOU
<[0]>
Service Mode
Status Information >>
Test Reset
Status Information >>
Test Reset
<[Off]>
Tuning System
<[Auto]>
No_Signal_Mute
<[Off]>
Serial Number Edit
Self Diagnosis History >>
LVDS Spectrum (%)
Self Diagnosis History >>
LVDS Spectrum (%)
<[10]>
Low of HPD
<[5]>
VCR1
<[off]>
GAISOU
<[0]>
Case
Color
Model
Area
Table
Type
Name
Resolution
Inch Size
ID
00
Default
5-2
WXGA/FHD 40, 32,26, 22
ALL
01
Glossy Gun Metallic (back print)
3a-2
FHD
32,40,46
GA
02
Glossy Silver (back print)
3a-2
WXGA
22,26,32
GA
03
Red
3a-2
FHD
32
GA
04
Blue
3a-2
FHD
32
GA
05
Matt Gun Metallic
3a-2
FHD
32,40,46
CH
06
Flat Gun Metallic Hairline
3a-1, 3a-0.5
HFR/ FHD
32,40,46,55
ALL
07
Silver
5-0
FHD
32,40
ALL
08
Black
5-0
WXGA
26,32
ALL
Panel ID
– 11 –
KLV-22, 26, 32 BX300, 40 BX400
RM-GA019
SECTION 5
DIAGRAMS
5-
1.
B
L
O
C
K
D
IA
G
R
A
M
5-
1-
1.
K
LV
-2
2,
2
6,
3
2
B
X
30
0
L
P
F
L
P
F
Contro
I/O
IF
_
In
M
T
5
3
8
8
B
G
A
C
V
B
S
O
u
t
x
2
c
h
CVBS
In x 4ch
Audio
In x 7ch
YUV
In x 2ch
RGB
In x 1ch
TMDS
In x 3ch
Audio
out x
2ch
Me
mo
ry
I/F
Du
al
Ch
L
VD
S
C
V
B
S
O
u
t
S
W
S
W
In
L
/R
C
V
B
S
I
n
P
D
D
0
~
7
T
u
I
2
C
S
A
W
(3
8
M
z
)
T
u
n
e
r
N
A
N
D
F
L
A
S
H
6
4
M
B
y
te
C
o
n
v
e
n
ti
o
n
a
l
IN
V
E
R
T
E
R
C
C
F
L
P
A
N
E
L
8
b
it
(W
X
G
A
)
L
in
e
o
u
t
P
W
M
1
6
B
it
P
W
M
T
P
A
3
1
1
0
D
2
N
J
M
2
7
7
9
A
M
P
S
IR
C
S
L
E
D
L
E
D
J
T
A
G
H
o
te
l
U
A
R
T
E
C
S
S
T
B
Y
U
A
R
T
0
S
IR
C
S
M_I2C
R
G
B
Ambient
sensor
Main
N
V
M
16KByte
T
e
m
p
S
e
n
s
o
r
U
S
B
1
H
D
M
I2
EDID
D
+
/D
-
D
D
C
0
H
D
M
I2
H
D
M
I1
EDID
T
M
D
S
2
D
D
C
2
D
C
C
PC/HDMI2
L
/R
H
D
M
I1
P
C
EDID
R
G
B
H
V
PC/HDMI3
L/R
T
M
D
S
0
V
id
e
o
1
M
O
N
O
u
t
V
id
e
o
1
/M
o
n
L
/R
V
id
e
o
2
V
id
e
o
2
L
/R
C
o
m
p
o
n
e
n
t
1
/V
id
e
o
3
C
o
m
p
1
/V
id
e
o
3
L
/R
P
C
C
V
B
S
1
/M
o
n
V
id
e
o
1
/M
o
n
L
/R
C
V
B
S
2
V
id
e
o
2
L
/R
Y
u
v
1
/C
V
B
S
3
C
o
m
p
1
/V
id
e
o
3
L
/R
M
e
m
o
ry
D
D
R
2
3
2
M
b
x
1
6
b
it
s
Si
ng
le
C
ha
nn
el
8
bi
t
P
A
N
E
L
_
1
2
C
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