Sony KLV-52X200A / KLV-52X250A Service Manual ▷ View online
KLV-52X200A/
52X250A
(GA) 2-17
Board replacement (3)
Board replacement (3)
3.
3.
TUG
TUG
-
-
board replacement
board replacement
It doesn't have AD adjustment data but the replacement of this b
It doesn't have AD adjustment data but the replacement of this b
oard affects the
oard affects the
signal level.
signal level.
Basically you can replace the board without any operations for t
Basically you can replace the board without any operations for t
he adjusted data.
he adjusted data.
* But if the customer requested the fine level tuning for the fo
* But if the customer requested the fine level tuning for the fo
llowing input after the
llowing input after the
board replacement, please change the adjusted data as the follow
board replacement, please change the adjusted data as the follow
ing page.
ing page.
<Target input and data for the fine tuning>
<Target input and data for the fine tuning>
-
-
Main picture / Analog RF input (NTSC, PAL, SECAM)/ Y
Main picture / Analog RF input (NTSC, PAL, SECAM)/ Y
-
-
level
level
(Regarding the C
(Regarding the C
-
-
Level, it doesn't have large dispersion. You don't have to chang
Level, it doesn't have large dispersion. You don't have to chang
e
e
it.)
it.)
Board replacement (4)
Board replacement (4)
4.Other
4.Other
-
-
board replacement
board replacement
It doesn't have adjusted data, so you can replace it without any
It doesn't have adjusted data, so you can replace it without any
operations.
operations.
KLV-52X200A/
52X250A
(GA) 2-18
Fine level tuning (1)
Fine level tuning (1)
Do the following process
Do the following process
if the customer requested the fine tuning
if the customer requested the fine tuning
after the replacement of the broken board.
after the replacement of the broken board.
First of all, enter service mode from power off condition by hit
First of all, enter service mode from power off condition by hit
ting
ting
"Display(i+)"
"Display(i+)"
-
-
> "5"
> "5"
-
-
> "
> "
Vol
Vol
+"
+"
-
-
> "Power" key quickly.
> "Power" key quickly.
You can see TV micro service OSD.(pic.1)
You can see TV micro service OSD.(pic.1)
Tuning of Main picture / Analog RF input (NTSC, PAL,
Tuning of Main picture / Analog RF input (NTSC, PAL,
SECAM) / Y
SECAM) / Y
-
-
level
level
Select the RF input which you want to tune (NTSC or PAL or
Select the RF input which you want to tune (NTSC or PAL or
SECAM).
SECAM).
Enter WE micro Service mode by hitting "Jump" key.(pic.2)
Enter WE micro Service mode by hitting "Jump" key.(pic.2)
Select "114
Select "114
col_lum
col_lum
fccv_ccp.spf
fccv_ccp.spf
" by hitting "2" or "5" of channel
" by hitting "2" or "5" of channel
key and select "001 CVYL" by hitting "1" or "4" of channel key.
key and select "001 CVYL" by hitting "1" or "4" of channel key.
(pic.3)
(pic.3)
<Pic.1 TV micro service mode>
<Pic.2 WE micro service mode>
<Pic.3 >
Adjustment value
Fine level tuning (2)
Fine level tuning (2)
The initial value should be "167" for RF
The initial value should be "167" for RF
-
-
NTSC, "167" for RF
NTSC, "167" for RF
-
-
PAL, and "167" for RF
PAL, and "167" for RF
-
-
SECAM.
SECAM.
As see the RF picture, tune the picture level by changing this
As see the RF picture, tune the picture level by changing this
value with hitting "3" or "6" of channel key.
value with hitting "3" or "6" of channel key.
* There is a limitation for the value.
* There is a limitation for the value.
You can change the value within +/
You can change the value within +/
-
-
6 Step, that means
6 Step, that means
161~<167>~173 for RF
161~<167>~173 for RF
-
-
NTSC
NTSC
161~<167>~173 for RF
161~<167>~173 for RF
-
-
PAL and
PAL and
161~<167>~173 for RF
161~<167>~173 for RF
-
-
SECAM.
SECAM.
After the tuning, save the value.
After the tuning, save the value.
Hit "Mute" and you can see "WRITE" on OSD.(pic.4)
Hit "Mute" and you can see "WRITE" on OSD.(pic.4)
Then hit "0", you can see "WRITE OK" on OSD and the Save
Then hit "0", you can see "WRITE OK" on OSD and the Save
completed.(pic.5)
completed.(pic.5)
Power off by "Power" key.
Power off by "Power" key.
<Pic.4 WRITE>
<Pic.5 WRITE OK>
KLV-52X200A/
52X250A
(GA) 2-19
Fine level tuning (3)
Fine level tuning (3)
Tuning of Main picture / CVBS input (NTSC, PAL, SECAM) / Y
Tuning of Main picture / CVBS input (NTSC, PAL, SECAM) / Y
-
-
level
level
Basically the process is same with the fine tuning of RF
Basically the process is same with the fine tuning of RF
-
-
Analog input.
Analog input.
Select the CVBS input which you want to tune (NTSC or PAL or SEC
Select the CVBS input which you want to tune (NTSC or PAL or SEC
AM). (pic.1)
AM). (pic.1)
Enter WE micro Service mode by hitting "Jump" key.(pic.2)
Enter WE micro Service mode by hitting "Jump" key.(pic.2)
Select "114
Select "114
col_lum
col_lum
fccv_ccp.spf
fccv_ccp.spf
" by hitting "2" or "5" of channel key and
" by hitting "2" or "5" of channel key and
select "001 CVYL" by hitting "1" or "4" of channel key. (pic.3)
select "001 CVYL" by hitting "1" or "4" of channel key. (pic.3)
The initial value should be
The initial value should be
“
"
166" for CVBS
166" for CVBS
-
-
NTSC,
NTSC,
“
"
169" for CVBS
169" for CVBS
-
-
PAL, and
PAL, and
“
"
169" for CVBS
169" for CVBS
-
-
SECAM.
SECAM.
As see the CVBS picture, tune the picture level by changing this
As see the CVBS picture, tune the picture level by changing this
value with hitting "3" or "6" of
value with hitting "3" or "6" of
channel key.
channel key.
* There is a limitation for the value.
* There is a limitation for the value.
You can change the value within +/
You can change the value within +/
-
-
6 Step, that means
6 Step, that means
160~<166>~172 for CVBS
160~<166>~172 for CVBS
-
-
NTSC,
NTSC,
163~<169>~175 for CVBS
163~<169>~175 for CVBS
-
-
PAL and
PAL and
163~<169>~175 for CVBS
163~<169>~175 for CVBS
-
-
SECAM.
SECAM.
After the tuning, save the value.
After the tuning, save the value.
Hit "Mute" and you can see "WRITE" on OSD.(pic.4)
Hit "Mute" and you can see "WRITE" on OSD.(pic.4)
Then hit "0", you can see "WRITE OK" on OSD and the Save complet
Then hit "0", you can see "WRITE OK" on OSD and the Save complet
ed.(pic.5)
ed.(pic.5)
Power off by "Power" key.
Power off by "Power" key.
2-5-2. WB ADJUSTMENT
HENC Confidential
HENC Confidential
W/B adjustment in service mode
W/B adjustment in service mode
Do the following process
Do the following process
if the customer requested the fine tuning
if the customer requested the fine tuning
after the replacement of the broken board.
after the replacement of the broken board.
Prepare for W/B adjustment
Push “MENU” key and select “Settings” => “Picture”
Select “Picture Mode” -> “Custom”
and set Max to “Backlight”.
Next : go to “Advanced Settings”
KLV-52X200A/
52X250A
(GA) 2-20
W/B adjustment in service mode
W/B adjustment in service mode
Do the following process
Do the following process
if the customer requested the fine tuning
if the customer requested the fine tuning
after the replacement of the broken board.
after the replacement of the broken board.
“Black Corrector” ,
“Adv. Contrast Enhancer”,
“Gamma” and
“Clear White”
are set to ‘OFF’.
Advanced Settings
W/B adjustment in service mode
W/B adjustment in service mode
First of all, enter service mode from power off condition by pus
First of all, enter service mode from power off condition by pus
h
h
"Display(i+)"
"Display(i+)"
-
-
> "5"
> "5"
-
-
> "
> "
Vol
Vol
+"
+"
-
-
> "Power" key quickly.
> "Power" key quickly.
You can see TV micro service OSD.(pic.1)
You can see TV micro service OSD.(pic.1)
Jump into DE micro service mode
Jump into DE micro service mode
Enter DE micro Service mode by push "Jump" key twice.(pic.3)
Enter DE micro Service mode by push "Jump" key twice.(pic.3)
(push once: WE micro(pic.2))
(push once: WE micro(pic.2))
<Pic.1 TV micro service mode>
<Pic.2 WE micro service mode>
<Pic.3 DE micro service mode>
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