Sony KLV-26T400A / KLV-26T400G / KLV-32T400A Service Manual ▷ View online
– 20 –
KLV-26T400A, T400G, 32T400A
RM-GA013
5-1. Accessing Diagnostic Menu
1.
While TV set on standby, press the following sequence on
the Remote commander (RMGA013).
the Remote commander (RMGA013).
The following menu will appear on the screen
2.
To quit the diagnostic menu, turn off and on the set.
5-2. Viewing the Service Mode Display
1.
While TV on standby mode, press the following sequence
on the Remote commander.
on the Remote commander.
(if wrong key is pressed or passed 3 seconds during each
process, cancel entering the self-diagnosis display.)
process, cancel entering the self-diagnosis display.)
Example on screen display:
2.
To reset, press 8 – 0 – .
3.
To Exit, press the <I/
1
> key .
SECTION 5
SERVICE ADJUSTMENTS
Figure 1
On screen
display
Channel 5
Volume (-)
POWER
MAIN_POWER_ERROR
5V_POWER_ERROR
AUDIO_ERROR
BALK_LIGHT_ERROR
TEMP_ERROR
0
0
0
0
0
5-3. Control keys via Remote Commander.
Buttons on the Remote Commander to access the service
menu items and adjust the data values.
menu items and adjust the data values.
5-4. Adjustment Method
5-4-1. Aging
1.
While TV on standby mode, press the following sequence
on the Remote commander.
on the Remote commander.
2.
Select AGING with
2
or
5
On the Remote Commander.
3.
Select AGING MODE with
1
or
4
On the Remote
Commander.
4.
Select data value with
3
or
6
On the Remote
Commander to 1 to enable. Refer to Service Items
(Table 1) page 17
(Table 1) page 17
5.
Press <I/
1
> to exit.
6.
When exit it will have the new data value and start aging.
7.
Aging condition:
a) Supply voltage : Rating
b) Time: More than 20 minutes
c) Ambient Temp: 22-28 degrees
d) Input : Set no signal except digital and analog
RF(Video/Component/PC)
b) Time: More than 20 minutes
c) Ambient Temp: 22-28 degrees
d) Input : Set no signal except digital and analog
RF(Video/Component/PC)
Example on screen display:
On screen
display
Channel 5
Volume (+)
POWER
T V
S E R V I C E
0 0 0
B
M E
0 0 0
W P R _
2 5 5
L O C T O P
P R O
G R A M
:
G T V
:
M
R
1 . 0 . 2
N V M
:
T
D
0 . 1 0 0
PROGRAM: Show the Application
version
GTV: Show the
GTV Libra
r
y version
NVM:
Show the NVM version in the NVM data
(4bytes ASCII data)
[Data]
Within 7 characters
[Category/Item name] Within 17
characters
characters
T
M 0 .
0 7 0
W
Categry
Item
C
W
On screen
display
Channel 5
Volume (+)
POWER
PROGRAM: Show the Application version
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
T V
0 0 0
0 0 0
L O C T O P
A G I N G
A G I N G
P R O G R A M :
G T V :
N V M :
M O D E
S E R V I C E
T M 0 . 0 7 0
M R 1 . 0 . 2
T D 0 . 1 0 0
1
– 21 –
KLV-26T400A, T400G, 32T400A
RM-GA013
5-4-2. Resetting the User Menu- Factory Reset
1.
While TV on standby mode, press the following sequence
on the Remote commander.
on the Remote commander.
2.
Select SERVICE with
2
or
5
On the Remote
Commander.
3.
Select AUTO SET FACTORY with
1
or
4
On the Remote
Commander.
4.
Select data value with
3
or
6
On the Remote
Commander to 0 to current condition. Refer to
Service Items (Table 1) page 17
Service Items (Table 1) page 17
5.
Press <I/
1
> to exit.
On screen
display
Channel 5
Volume (+)
POWER
Example on screen display:
5-4-3. White Balance Adjustment
Test Pattern:
a) Connect video signal of white to video input
b) Restort to original value : Color temp=0,
Picture=Max,Brightness=50,Backlight=max
a) Connect video signal of white to video input
b) Restort to original value : Color temp=0,
Picture=Max,Brightness=50,Backlight=max
1.
While TV on standby mode, press the following sequence
on the Remote commander.
on the Remote commander.
2.
Select WB with
2
or
5
On the Remote Commander.
3.
Select WPR_C with
1
or
4
On the Remote Commander.
4.
Select data value with
3
or
6
On the Remote
Commander.
5.
Press <I/
1
> to exit.
Note: Refer to Service Items (Table 1) page 17 for other item
and data value.
and data value.
On screen
display
Channel 5
Volume (+)
POWER
Example on screen display:
PROGRAM: Show the Application version
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
T V
0 0 0
0 0 0
L O C T O P
S E R V I C E
S E R V I C E
A U T O G S E T
F A C T O R Y
P R O G R A M :
G T V :
N V M :
T M 0 . 0 7 0
M R 1 . 0 . 2
T D 0 . 1 0 0
0
PROGRAM: Show the Application version
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
GTV: Show the GTV Library version
NVM: Show the NVM version in the NVM data
(4bytes ASCII data)
T V
0 0 0
0 0 0
L O C T O P
W B
W P R _ C
P R O G R A M :
G T V :
N V M :
S E R V I C E
T M 0 . 0 7 0
M R 1 . 0 . 2
T D 0 . 1 0 0
2 5 5
– 23 –
KLV-26T400A, T400G, 32T400A
RM-GA013
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM
Due to complexity of the board, performing
component level field repairs are not recommended.
Complete board replacement is required if service is
necessary.
component level field repairs are not recommended.
Complete board replacement is required if service is
necessary.
6-2.
CONNECTOR DIAGRAM
6-2-1 (KLV-26T400)
T-CON
CNF1(40)
Speaker L
Speaker R
CN7000(11)
CN3001(
10)
CN2000(
4)
GPT
CN6102(3)
AC Power
CN6202(
13
)
CN7001(
4)
BT
LVDS
Speaker L, R
ECS
HT
CN1000(10)
Key, SIRCS, LED
CN3000(40)
CN6201(
8)
INVERTE
R
CN1(
14)
24V, Inv Err, BL, Dimmer
CN3003(4)
CN3002(18)
Power, Standby, Audio VCC, Main VCC
Ground
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