PH50, XL50, XL21 series Set-up and Installation Manual
38
1.4.3.3.2. Pincushion
distortion correction (for
5
5
0
0
”
”
)
When pincushion distortion appears and it cannot be
corrected with 6-axis adjuster, you can correct it
according to the following procedure.
Even after cube stacking, you can reach the following
screws for the correction through holes in the upper cube.
Detach a screen from the upper cube to access the
screws.
Note: In
X
X
L
L
2
2
1
1
R
R
e
e
a
a
r
r
, this correction should be done before cube stacking. You cannot access the
adjusting screws after the stacking.
1. Align the top corners of the crosshatch pattern with the screen corners by the 6-axis adjustment.
2. Loosen fixing screw(s) and turn the adjustment screw to correct the distortion.
3. After the adjustment, tighten the fixing screw(s).
4. After the adjustment, fix the 6-axis adjuster (chapter 1.4.3.2.5, on page 35).
Pin cushion
Fixing screws (2pcs)
Adjustment screw
For
X
X
L
L
5
5
0
0
F
F
r
r
o
o
n
n
t
t
and
X
X
L
L
2
2
1
1
R
R
e
e
a
a
r
r
For
X
X
L
L
5
5
0
0
R
R
e
e
a
a
r
r
and
P
P
H
H
5
5
0
0
Fixing screw
Adjustment screw
Содержание PH50 series
Страница 122: ......
