Sharp LC32DV24U Service Manual - Page 28

: Contrast Center, 5: Contrast 40, Fig. 1-1

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ELECTRICAL ADJUSTMENTS 2-4: CONTRAST CENTER 1. Receive the monoscope pattern. (RF Input) 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "CONTRAST CENTER". 4. Press the LEFT/RIGHT button on the remote control until the contrast cent step No. becomes "107". 5. Check if the picture is normal. 6. Receive the monoscope pattern. (VIDEO Input) 7. Press the INPUT button on the remote control to set to the AV mode. 8. Using the remote control, set the brightness and contrast to normal position. 9. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "CONTRAST CENTER". 10. Press the LEFT/RIGHT button on the remote control until the contrast cent step No. becomes "117". 11. Check if the picture is normal. 12. Receive the monoscope pattern. (S-VIDEO Input) 13. Press the INPUT button on the remote control to set to the AV(Y/C) mode. Then perform the above adjustments 8~11. 14. Playback the DVD(480i) disc. (COMPONENT Input) 15. Press the INPUT button on the remote control to set to the COMPONENT mode. 16. Using the remote control, set the brightness and contrast to normal position. 17. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "CONTRAST CENTER". 18. Press the LEFT/RIGHT button on the remote control until the contrast cent step No. becomes "99". 19. Check if the picture is normal. 20. Playback the DVD(480i) disc. (HDMI Input) 21. Press the INPUT button on the remote control to set to the HDMI mode. 22. Using the remote control, set the brightness and contrast to normal position. 23. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "CONTRAST CENTER". 24. Press the LEFT/RIGHT button on the remote control until the contrast cent step No. becomes "96". 25. Check if the picture is normal. 26. Playback the DVD disc. (DVD Input) 27. Press the TV/DVD button on the remote control to set to the DVD mode. 28. Using the remote control, set the brightness and contrast to normal position. 29. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "CONTRAST CENTER". 30. Press the LEFT/RIGHT button on the remote control until the contrast cent step No. becomes "127". 31. Check if the picture is normal. 2-5: CONTRAST 40 1. Receive the monoscope pattern. (RF Input) 2. Using the remote control, set the brightness and contrast to normal position. 3. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CONTRAST 40". 4. Press the LEFT/RIGHT button on the remote control until the contrast 40 step No. becomes "139". 5. Check if the picture is normal. 6. Receive the monoscope pattern. (VIDEO Input) 7. Press the INPUT button on the remote control to set to the AV mode. 8. Using the remote control, set the brightness and contrast to normal position. 9. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CONTRAST 40". 10. Press the LEFT/RIGHT button on the remote control until the contrast 40 step No. becomes "154". 11. Check if the picture is normal. 12. Receive the monoscope pattern. (S-VIDEO Input) 13. Press the INPUT button on the remote control to set to the AV(Y/C) mode. Then perform the above adjustments 8~11. 14. Playback the DVD(480i) disc. (COMPONENT Input) 15. Press the INPUT button on the remote control to set to the COMPONENT mode. 16. Using the remote control, set the brightness and contrast to normal position. 17. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CONTRAST 40". 18. Press the LEFT/RIGHT button on the remote control until the contrast 40 step No. becomes "130". 19. Check if the picture is normal. 20. Playback the DVD(480i) disc. (HDMI Input) 21. Press the INPUT button on the remote control to set to the HDMI mode. 22. Using the remote control, set the brightness and contrast to normal position. 23. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CONTRAST 40". 24. Press the LEFT/RIGHT button on the remote control until the contrast 40 step No. becomes "124". 25. Check if the picture is normal. 26. Playback the DVD disc. (DVD Input) 27. Press the TV/DVD button on the remote control to set to the DVD mode. 28. Using the remote control, set the brightness and contrast to normal position. 29. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CONTRAST 40". 30. Press the LEFT/RIGHT button on the remote control until the contrast 40 step No. becomes "165". 31. Check if the picture is normal. D-3

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ELECTRICAL ADJUSTMENTS
D-3
2-4: CONTRAST CENTER
2-5: CONTRAST 40
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2.
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6.
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8.
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19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
Receive the monoscope pattern. (RF Input)
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(42)
on the remote control to
select "CONTRAST CENTER".
Press the LEFT/RIGHT button on the remote control until
the contrast cent step No. becomes "107".
Check if the picture is normal.
Receive the monoscope pattern. (VIDEO Input)
Press the INPUT button on the remote control to set to
the AV mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(42)
on the remote control to
select "CONTRAST CENTER".
Press the LEFT/RIGHT button on the remote control until
the contrast cent step No. becomes "117".
Check if the picture is normal.
Receive the monoscope pattern. (S-VIDEO Input)
Press the INPUT button on the remote control to set to
the AV(Y/C) mode. Then perform the above adjustments
8~11.
Playback the DVD(480i) disc. (COMPONENT Input)
Press the INPUT button on the remote control to set to
the COMPONENT mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(42)
on the remote control to
select "CONTRAST CENTER".
Press the
LEFT/RIGHT button on the remote control
until the contrast cent step No. becomes "99".
Check if the picture is normal.
Playback the DVD(480i) disc. (HDMI Input)
Press the INPUT button on the remote control to set to
the HDMI mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(42)
on the remote control to
select "CONTRAST CENTER".
Press the LEFT/RIGHT button on the remote control until
the contrast cent step No. becomes "96".
Check if the picture is normal.
Playback the DVD disc. (DVD Input)
Press the TV/DVD button on the remote control to set to
the DVD mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(42)
on the remote control to
select "CONTRAST CENTER".
Press the LEFT/RIGHT button on the remote control until
the contrast cent step No. becomes "127".
Check if the picture is normal.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
Receive the monoscope pattern. (RF Input)
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(50)
on the remote control to
select "CONTRAST 40".
Press the LEFT/RIGHT button on the remote control until
the contrast 40 step No. becomes "139".
Check if the picture is normal.
Receive the monoscope pattern. (VIDEO Input)
Press the INPUT button on the remote control to set to
the AV mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(50)
on the remote control to
select "CONTRAST 40".
Press the LEFT/RIGHT button on the remote control until
the contrast 40 step No. becomes "154".
Check if the picture is normal.
Receive the monoscope pattern. (S-VIDEO Input)
Press the INPUT button on the remote control to set to
the AV(Y/C) mode. Then perform the above adjustments
8~11.
Playback the DVD(480i) disc. (COMPONENT Input)
Press the INPUT button on the remote control to set to
the COMPONENT mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(50)
on the remote control to
select "CONTRAST 40".
Press the
LEFT/RIGHT button on the remote control
until the contrast 40 step No. becomes "130".
Check if the picture is normal.
Playback the DVD(480i) disc. (HDMI Input)
Press the INPUT button on the remote control to set to
the HDMI mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(50)
on the remote control to
select "CONTRAST 40".
Press the LEFT/RIGHT button on the remote control until
the contrast 40 step No. becomes "124".
Check if the picture is normal.
Playback the DVD disc. (DVD Input)
Press the TV/DVD button on the remote control to set to
the DVD mode.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of
Fig. 1-1
and
press the channel button
(50)
on the remote control to
select "CONTRAST 40".
Press the LEFT/RIGHT button on the remote control until
the contrast 40 step No. becomes "165".
Check if the picture is normal.