Sharp LC-26SH12U - 26" LCD HDTV Service Manual page 17

2-2: WHITE BALANCE
1. Place the set in Aging Test for more than 15 minutes.
2. Receive the gray scale pattern from the Pattern
Generator.
3. Press the INPUT button on the remote control to set to
the AV mode.
4. Using the remote control, set the brightness and contrast
to normal position.
5. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (03) on the remote control to
select "R DRIVE(N)".
6. Press the CH. UP/DOWN button on the remote control to
select the "R CUT OFF(N)", "B DRIVE(N)", "B CUT
OFF(N)", "R DRIVE(C)", "R CUT OFF(C)", "B DRIVE(C)",
"B CUT OFF(C)", "R DRIVE(W)", "R CUT OFF(W)", "B
DRIVE(W)" or "B CUT OFF(W)".
7. Adjust the LEFT/RIGHT button on the remote control to
whiten the R CUT OFF(N), B DRIVE(N), B CUT OFF(N),
R DRIVE(C), R CUT OFF(C)", B DRIVE(C), B CUT
OFF(C), R DRIVE(W), R CUT OFF(W), B DRIVE(W) or B
CUT OFF(W) at each step tone sections equally.
8. Perform the above adjustments 5 and 6 until the white
achieved.
2-3: BRIGHT CENT
1. Receive the monoscope pattern. (VIDEO Input)
2. Press the INPUT button on the remote control to set to
the AV mode.
3. Set the screen mode to FULL.
4. Using the remote control, set the brightness and
contrast to normal position.
5. Activate the adjustment mode display of Fig. 2-1 and
press the channel button (26) on the remote control to
select "BRIGHT CENT".
6. Press the LEFT/RIGHT button on the remote control
until the screen begin to shine.
7. Receive the monoscope pattern. (RF Input)
8. Press the INPUT button on the remote control to set to
the ANT mode. Then perfrom the the above
adjustments 4~6.
9. Playback the DVD(480i) disc. (COMPONENT Input)
10. Press the INPUT button on the remote control to set to
the COLORSTREAM HD mode. Then perfrom the the
above adjustments 4~6.
11. Playback the DVD(480i) disc. (HDMI Input)
12. Press the INPUT button on the remote control to set to
the HDMI mode. Then perfrom the the above
adjustments 4~6.
ELECTRICAL ADJUSTMENTS
2-4: 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 (39) on the remote control to
select "CONTRAST 40".
4. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "144"
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 (39) on the remote control to
select "CONTRAST 40".
10. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "143".
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 (39) on the remote control to
select "CONTRAST 40".
16. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "147".
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 (39) on the remote control to
select "CONTRAST 40".
21. Press the LEFT/RIGHT button on the remote control
until the contrast step No. becomes "132".
22. Check if the picture is normal.
D-2