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ADJUSTMENT OF DEFLECTION CIRCUIT
V.CENTER,
V.SIZE and
V.POSITION
Adjustment
screen
size
92%
H.WIDTH,
SIDEPIN
CORRECT
and
H.POSITION
Adjustment
Measuring
;
Test point
instrument
Signal
generator
screen
size
Picture (100%)
size
Signal
generator
Adjustment part
No.14 V SIZE
No.15 V CENTER
V.CENTER SW
($1421)
Picture
size
100%
No.16 H POSITION
SIDEPIN CORRECT
VR (R1579)
H.WIDTH VR
(R1581)
AV-35750
AV-35770
Description
1. Receive a crosshatch signal.
. Make
sure that the "No.15
V CENTER"
of the PICTURE
SERVICE MODE is 0.
. Use the LIFT / RIGHT
keys of the MENU
to set the initial
setting value for the No.14 V SIZE.
. Adjust the vertical SCREEN
size to 92%
with the No.14 V
SIZE and $1421 (V.CENTER SW).
1. Receive a crosshatch signal.
. Adjust the SIDEPIN
CORRECT.
VR(R1579)
so that vertical
lines at both side of the crosshatch are straight.
. Select the "No.16 H POSITION" of the PICTURE SERVICE
MODE.
. Press the LEFT / RIGHT keys of the MENU
to set the initial
setting value for the "No.16 H POSITION".
. Adjust the "No.i6
H POSITION"
until the screen
will be
horizontally centered.
. Adjust the H.WIDTH
VR (R1581) so that 92%of the overall
crosshatch is displayed on the screen.
. As required, repeat above steps 2 and 6.
(No.51130) 19
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