Download Print this page

Sharp 81GF-66E Service Manual page 5

Advertisement

1− 1− HORIZONTAL SHIFT
1− 1−
1−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, picture moves to the left.
c) When volume-down button is pressed, picture moves to the right.
d) Adjust the horizontal location to obtain picture centering (fig. 2).
2− 2− E-W WIDTH
2− 2−
2−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, horizontal scanning increases.
c) When volume-down button is pressed, horizontal scanning decreases.
d) Adjust the horizontal amplitude to obtain 9% overscan (fig. 3).
3−
3− 3− PIN PHASE
3− 3−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, slide pincushion changes.
c) When volume-down button is pressed, slide pincushion changes.
d) Adjust the PIN PHASE to obtain condition as in (fig. 4).
4− 4−
4−
4− 4− PIN AMPLITUDE
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, slide pincushion changes from
pincushion to barrel shape.
c) When volume-down button is pressed, slide pincushion changes from
pincushion to barrel shape.
d) Adjust the PIN AMPLITUDE to obtain condition as in (fig. 5).
5−
5− 5−
5− 5− UPPER CORNER CORRECTION
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, slide pincushion changes from
pincushion to barrel shape.
c) When volume-down button is pressed, slide pincushion changes from barrel
shape to pincushion.
d) Adjust the UPPER CORNER CORRECTION to obtain condition as in (fig.6).
6− 6−
6− 6− LOWER CORNER CORRECTION
6−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, slide pincushion changes from pincushion
to barrel shape.
c) When volume-down button is pressed, slide pincushion changes from barrel
shape to pincushion.
d) Adjust the LOWER CORNER CORRECTION to obtain condition as in (fig. 7).
7− 7−
7−
7− VERTICAL LINEARITY
7−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, upper picture scanning decreases and
lower picture scanning increase.
c) When volume-down button is pressed, upper picture scanning increases and
lower picture scanning decrease.
d) Adjust the vertical symmetry to obtain symmetry scanning between upper and
lower picture (fig. 8).
8−
8− 8−
8− VERTICAL ANGLE.
8−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, vertical angle changes to the right.
c) When volume-down button is pressed, vertical angle changes to the left.
d) Adjust the VERTICAL ANGLE to obtain condition as in (fig. 9).
9− 9−
9− 9− VERTICAL BOW
9−
a) Internal pattern signal will be displayed.
b) When volume-up button is pressed, vertical bow changes to the right.
c) When volume-down button is pressed, vertical bow changes to the left.
d) Adjust the VERTICAL BOW to obtain overscan (fig. 10).
5
81GF-66E
Fig. 2
Fig. 3
Fig. 4
Fig. 5
Fig. 6
Fig. 7
Fig. 8
Fig. 9
Fig. 10

Advertisement

loading