Sanyo DP26671 Service Manual page 33

2-2: BRIGHTNESS CENT
1. Place the set in Aging Test for more than 15 minutes.
2. Receive the color bar pattern. (RF Input)
3. Using the remote control, set the brightness and
contrast to normal position.
4. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "BRIGHTNESS CENT".
5. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "127".
6. Check if the picture is normal.
7. Receive the color bar pattern. (VIDEO Input)
8. Using the remote control, set the brightness and
contrast to normal position.
9. Press the INPUT SELECT button on the remote control
to set to the AV mode.
10.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "BRIGHTNESS CENT".
11.
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "132".
12.
Check if the picture is normal.
13.
Receive the color bar pattern. (COMPONENT Input)
14.
Using the remote control, set the brightness and
contrast to normal position. contrast to normal position.
15.
Press the INPUT SELECT button on the remote control
to set to the COMPONENT mode.
16.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "BRIGHTNESS CENT".
17.
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "132".
18.
Check if the picture is normal.
19. Receive the color bar pattern. (HDMI Input)
20.
Using the remote control, set the brightness and
contrast to normal position.
21.
Press the INPUT SELECT button on the remote control
to set to the HDMI mode.
22.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "BRIGHTNESS CENT".
23.
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "134".
24.
Check if the picture is normal.
25.
Playback the DVD(480i) disc.
Press the INPUT SELECT button on the remote control
to set to the DVD mode.
26.
Using the remote control, set the brightness and contrast
to normal position.
27.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "BRIGHTNESS CENT".
28.
Press the LEFT/RIGHT button on the remote control until
the contrast step No. becomes "123".
29.
Check if the picture is normal.
ELECTRICAL ADJUSTMENTS
D-2 D-2
2-3: CONTRAST MAX
1. Place the set in Aging Test for more than 15 minutes.
2. Receive the color bar pattern. (RF Input)
3. Using the remote control, set the brightness and
contrast to normal position.
4. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (51) on the remote control to
select "CONTRAST MAX".
5. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "147".
6. Check if the picture is normal.
7. Receive the color bar pattern. (VIDEO Input)
8. Using the remote control, set the brightness and
contrast to normal position.
9. Press the INPUT SELECT button on the remote control
to set to the AV mode.
10. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (51) on the remote control to
select "CONTRAST MAX".
11. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "129".
12. Check if the picture is normal.
13. Receive the color bar pattern. (COMPONENT Input)
14. Using the remote control, set the brightness and
contrast to normal position. contrast to normal position.
15. Press the INPUT SELECT button on the remote control
to set to the COMPONENT mode.
16. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (51) on the remote control to
select "CONTRAST MAX".
17. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "133".
18. Check if the picture is normal.
19. Playback the DVD(480i) disc. (HDMI Input)
20. Using the remote control, set the brightness and
contrast to normal position.
21. Press the INPUT SELECT button on the remote control
to set to the HDMI mode.
22. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (51) on the remote control to
select "CONTRAST MAX".
23. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "136".
24. Check if the picture is normal.
25. Playback the DVD(480i) disc.
Press the INPUT SELECT button on the remote control
to set to the DVD mode.
26. Using the remote control, set the brightness and
contrast to normal position.
27. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (51) on the remote control to
select "CONTRAST MAX".
28. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "133".
29. Check if the picture is normal.