Sony FWD-40LX1, Service Manual

Page: 36 / 144

2-10
FWD-40LX1
Video adjustment of OPTION2 slot
11. Install BKM-FW10 in an OPTION2 slot.
12. Select the video signal of OPTION2 by input
switching.
13. Input a 75% color-bar signal to the video input signal,
selected in step 12, in a SECAM format and display
the screen.
14. Execute steps 4 to 10.
15. After adjustment is completed, return the setting value
of “Adjust Picture” to the former value (value written
down in steps 4 and 14) and exit the menu.
4. AD calibration adjustment of S_VIDEO input
signal (SECAM signal)
(1) Automatic adjustment
S_VIDEO adjustment of OPTION1 slot
1.
Confirm that BKM-FW10 is installed in an OPTION1
slot.
2. Select the S_VIDEO signal of OPTION1 by input
switching.
3. Input a 75% color-bar signal to the S_VIDEO input
signal, selected in step 2, in a SECAM format and
display the screen.
4. Start the service mode, select “Picture Mode” and then
“User1” by “Adjust Picture”, and set the items below.
n
After adjustment is completed, write down the setting
value before change so as to return the setting value of
“User1” to the former value.
Chroma: 50
Phase: 50
Noise Reduct.: Off
Dynamic Picture: Off
Color Correct: Off
Gamma Correct: Mid
5. Select “AD Calibration”, “SECAM”, “Y/C Cal.”, and
then “Composite Cal.” in a service mode menu.
6. Set an arbitrary target value by “Target Y Cont.” and
“Target Color”.
n
During factory setting, “Target Y Cont.” and “Target
Color” are adjusted by “2700”.
(2) Manual adjustment
Video adjustment of OPTION1 slot
1.
Confirm that BKM-FW10 is installed in an OPTION1
slot.
2. Select the video signal of OPTION1 by input
switching.
3. Input a 75% color-bar signal to the video input signal,
selected in step 2, in a SECAM format and display the
screen.
4. Start the service mode, select “Picture Mode” and then
“User1” by “Adjust Picture”, and set the items below.
n
After adjustment is completed, write down the setting
value before change so as to return the setting value of
“User1” to the former value.
Chroma: 50
Phase: 50
Noise Reduct.: Off
Dynamic Picture: Off
Color Correct: Off
Gamma Correct: Mid
5. Select “AD Calibration”, “SECAM”, “Composite Cal.”,
and then “Manual Control” in a service mode menu.
6. Select “Adjust Y Contrast”. (Adjust the contrast.)
7. Move a slider and adjust so that the “R”, “G”, and “B”
values displayed on the right of the slider are nearer
“2700” as far as possible.
8. Select “Adjust C Level”. (Adjust the color.)
9. Move a slider and adjust so that the “R” and “G”
values displayed on the right of the slider are nearer
“0” and so that the “B” value displayed on the right is
nearer “2700” as far as possible.
n
During factory setting, “Target Y Cont.” and “Target
Color” are adjusted by “2700”.
10. Select “AD Service Save” in the hierarchy of “AD
Calibration” and press the
[OK]
key.
The adjustment value is saved.
n
Save an adjustment value here. Notice that the
adjustment value is not saved even if adjustment is
completed.