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4.6.3 DEFLECTION CIRCUIT ADJUSTMENT
Measuring
Item
instrument
VERTICAL
Signal
SHIFT
generator
adjustment
Remote
control unit
VERTICAL SIZE
Signal
adjustment
generator
Remote
control unit
Very close
Screen
size
Very close
1-14 (No.52139)
Test point
Adjustment part
V-SHIFT
A
B
V-SIZE
Picture
size
100%
Description
(1) Receive a circle pattern signal.
(2) Enter the SERVICE MENU.
(3) Press the [RED] key, then enter the H/V adjustment
group.
(4) Select V-SHIFT.
(5) Adjust V-SHIFT to make A=B.
(6) Check and readjust V-SHIFT item if the adjustment
becomes improper after some other geometric
adjustments are done.
(7) Press the [INFORMATION] key and memorize the
set value.
(1) Receive a cross-hatch signal.
(2) Enter the SERVICE MENU.
(3) Press the [RED] key, then enter the H/V adjustment
group.
(4) Select V-SIZE.
(5) Adjust V-SIZE until horizontal black lines on both the
upper and lower part of the cross-hatch pattern
become very closeted the upper and lower
horizontal sides of picture size and nearly about to
disappear.
(6) Check and readjust V-SIZE item if the adjustment
becomes improper after some other geometric
adjustments are done.
(7) Press the [INFORMATION] key and memorize the
set value.
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