Sony KLV-40W450A / KLV-46W450A / KLV-52W450A Service Manual ▷ View online
– 24 –
KLV-40, 46, 52W450A
RM-GA011
5-1. Accessing Diagnostic Menu
1.
While TV set on standby, press the following sequence on
the remote commander (RM-GA011).
the remote commander (RM-GA011).
2.
The following menu will appear on the screen:
3.
To reset, select ‘RESET’ using remote commander and
press
press
to execute RESET.
4.
To quit the diagnostic menu, turn off and on the TV set.
5-2. Aging
1.
While TV set on standby, press the following sequence on
the remote commander (RM-GA011).
the remote commander (RM-GA011).
2.
The following menu will appear on the screen.
On screen
display
Channel 5
Volume (-)
POWER
ERROR
DC_DET
DC_ALERT1
DC_ALERT2
DC_ALERT3
BACKLIGHT
INTERNAL TEMP ERROR
AUDIO ERROR
NVM ERROR
IIC ERROR
BALANCER ERROR
HDMI ERROR
0
0
0
0
0
0
0
0
0
0
0
0
HFR ERROR
RESET
3.
Press
V
/
v
to select ‘Service’.
4.
Press
B
/
b
or
to view ‘Service’ category items.
Press
V
/
v
to select ‘PATTERN’.
5.
Then press
B
/
b
then
V
/
v
to select ‘WHITE PATTERN’
and
.
6.
The aging Condition is as the following:
a) Supply voltage
a) Supply voltage
: Rating
b) Time
: 20 minutes or over
c) Ambient Temp
: 22~28 degrees
SECTION 5
SERVICE ADJUSTMENTS
Figure 1
Figure 4
Figure 2
Figure 3
On screen
display
Channel 5
Volume (+)
POWER
Service Menu
Status
W/B
Service
Service Menu
TEST RESET
PATTERN
PRODUCTION
APC
OVER MODULATION
OPTIONS
AUTOSET FACTORY
SERIAL NUMBER EDIT
ETI1 CLEAR
No Signal Mute
Cancel
Off
11111111
NORMAL
Off
SOEM(SOUTH)
Off
Service
DEFAULT
Cancel
Figure 5
Service Menu
Status
W/B
Service
Service Menu
Service
PATTERN
Off
WHITE PATTERN
RED PATTERN
GREEN PATTERN
BLUE PATTERN
Figure 6
– 25 –
KLV-40, 46, 52W450A
RM-GA011
5-3. Resetting the User Menu - Factory Reset
Note: THE TEST RESET option resets all the customer
adjustable data back to factory defaults.
adjustable data back to factory defaults.
1.
While TV set on standby, press the following sequence on
the remote commander (RM-GA011).
the remote commander (RM-GA011).
2.
The following menu will appear on the screen:
3.
Press
V
/
v
to select ‘Service’.
4.
Then press
B
/
b
or
to view ‘Service’ category items.
Next select ‘TEST RESET’ by pressing
V
/
v
.
5.
Finally press
B
/
b
or
then
V
/
v
to select ‘OK’ and confirm
selection by pressing
.
5-4. White Balance Adjustment
Note: The white balance need to be adjusted when BG1V board
and Panel is replaced.
and Panel is replaced.
1.
While TV set on standby, press the following sequence on
the remote commander (RM-GA011).
the remote commander (RM-GA011).
2.
The following menu will appear on the screen:
3.
Press
B
/
b
or
to view ‘W/B’.
4.
Then press
B
/
b
or
to view ‘W/B’ category items.
5.
Press
V
/
v
to select ‘INITIALIZE’.
6
Then press
B
/
b
or
then
V
/
v
to select ‘INIT START’ and
execute selection by pressing
.
7.
W/B need to be adjusted for all LEVEL (0~4).
Figure 14
Service Menu
W/B
INITIALIZE
LEVEL
R_DRIVE
G_DRIVE
INIT START
0
0
0
B_DRIVE
0
Cancel
COLOR_SAVE
Service Menu
Status
W/B
Service
Figure 15
Figure 7
Figure 8
Service Menu
Status
W/B
Service
On screen
display
Channel 5
Volume (-)
POWER
Service Menu
Service
TEST RESET
PATTERN
PRODUCTION
APC
OVER MODULATION
OPTIONS
AUTOSET FACTORY
SERIAL NUMBER EDIT
ETI1 CLEAR
No Signal Mute
Cancel
Off
11111111
NORMAL
Off
DEFAULT
SOEM (SOUTH)
Off
Cancel
Figure 12
Service Menu
Status
W/B
Service
Figure 9
Figure 10
Figure 13
Service Menu
Status
W/B
Service
On screen
display
Channel 5
Volume (-)
POWER
Service Menu
Service
TEST RESET
OK
Cancel
Figure 11
Service Menu
W/B
INITIALIZE
INIT START
INIT END
Figure 16
– 26 –
KLV-40, 46, 52W450A
RM-GA011
For Level 0
8.
Select 'LEVEL' using
V
/
v
and choose ‘0’.Then do
adjustment for R_Drive, G_Drive and B_Drive. To increase/
decrease data value, press
V
/
v
.
9.
Once adjustment has completed for R_Drive, G_Drive and
B_Drive, press
V
/
v
to select ‘COLOR SAVE’. Next press
B
/
b
then
V
/
v
to choose ‘OK’ and press
.
10. Repeat step 8 and 9 for level 1~4.
11. Once W/B adjustment has been completed for all levels
(0~4), select ‘INITIALIZE’, choose ‘INT END’ and press
.
5-5. Board & Panel Replacement
When replacing the BG1V board and Panel, make sure to
readjust the W/B.
readjust the W/B.
Service Menu
W/B
COLOR_SAVE
OK
Cancel
Figure 17
Service Menu
W/B
INITIALIZE
INIT START
INIT END
Figure 18
– 27 –
KLV-40, 46, 52W450A
RM-GA011
6-2. CIRCUIT BOARD LOCATION
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.
Switch Unit
BG1V Board
D5 Board
(KLV-52W450A)
(KLV-52W450A)
D4 Board
(KLV-52W450A)
(KLV-52W450A)
H3E Board
H4 Board
IP5 Board (KLV-40, 46W450A)
G5 Board (KLV-52W450A)
G5 Board (KLV-52W450A)
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