Sharp PG-A20X Serviceanleitung Seite 25

No. Adjusting point
8 RGB
countervoltage
adjustment
9 Chiral phase
selection of LCD
panel
10 RGB white
balance adjust-
ment
11 sRGB adjust-
ment
12 Video white
balance
adjustment
13 DVD white
balance
adjustment
14 DTV white
balance
adjustment
Adjusting conditions
1. Feed the counter voltage
adjustment signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT3
Subject : RC (R)
GC (G)
BC (B)
1. Group : OUTPUT3
Subject : OPT-MECH
1. Feed the RGB 50% gray
signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT1
Subject : R1-BLK(R)
B1-BLK(B)
1. Feed the RGB 50% gray
signal. (SVGA)
2. Select the following group
and subjects.
Group : OUTPUT1
Subject : S-R1-BLK
S-B1-BLK
1. Feed the NTSC 40% gray
signal.
2. Select the following group
and subjects.
Group : VIDEO
Subject : CB-OFFSET
CR-OFFSET
1. Feed the 480I component
40% gray signal.
2. Select the following group
and subjects.
Group : DVD
Subject : CB-OFFSET
CR-OFFSET
1. Select the following group
and subjects.
Group : DTV
Subject : CB-OFFSET
CR-OFFSET
Adjusting procedure
1. Using the remote controller's button, adjust the
setting so that the flickering be minimum.
2. Adjust the setting so that the image comes to the
center of the screen.
1. Adjust the GR and GL panel settings to 0 and 1,
respectively.
1. Adjust the R1-BLK and B1-BLK(B) settings so that
the chromaticity based on CL200 becomes as
follows (8500K). x=291±5 y=320±5
1. Adjust the R1-BLK and B1-BLK(B) settings so that
the chromaticity based on CL200 becomes as
follows (6500K). x=313±5 y=334±5
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
1. Make sure the CB-OFFSET and CR-OFFSET
settings are 7.
25
PG-A20X