Sharp LC-26SH12U Service Manual - Page 18

: CONTRAST, Fig. 1-1, Fig. 2-1 - inputs

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ELECTRICAL ADJUSTMENTS 2-5: CONTRAST CENT 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 (33) on the remote control to select "CONTRAST CENT". 4. Press the LEFT/RIGHT button on the remote control until the contrast step No. becomes "115" 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. 2-1 and press the channel button (33) on the remote control to select "CONTRAST CENT". 10. Press the LEFT/RIGHT button on the remote control until the contrast step No. becomes "113". 11. Check if the picture is normal. 12. Playback the DVD(480i) disc. (COMPONENT Input) 13. Press the INPUT button on the remote control to set to the COLORSTREAM HD mode. 14. Using the remote control, set the brightness and contrast to normal position. 15. Activate the adjustment mode display of Fig. 2-1 and press the channel button (33) on the remote control to select "CONTRAST CENT". 16. Press the LEFT/RIGHT button on the remote control until the contrast step No. becomes "118". 17. Playback the DVD(480i) disc. (HDMI Input) 18. Press the INPUT button on the remote control to set to the HDMI mode. 19. Using the remote control, set the brightness and contrast to normal position. 20. Activate the adjustment mode display of Fig. 1-1 and press the channel button (33) on the remote control to select "CONTRAST CENT". 21. Press the LEFT/RIGHT button on the remote control until the contrast step No. becomes "103". 22. Check if the picture is normal. D-3

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ELECTRICAL ADJUSTMENTS
D-3
2-5: CONTRAST
CENT
1.
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22.
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
(33)
on the remote control to
select "CONTRAST CENT".
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "115"
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. 2-1
and
press the channel button
(33)
on the remote control to
select "CONTRAST CENT".
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "113".
Check if the picture is normal.
Playback the DVD(480i) disc. (COMPONENT Input)
Press the INPUT button on the remote control to set to
the COLORSTREAM HD
mode.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of
Fig. 2-1
and
press the channel button
(33)
on the remote control to
select "CONTRAST CENT".
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "118".
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
(33)
on the remote control to
select "CONTRAST CENT".
Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "103".
Check if the picture is normal.