ELECTRICAL ADJUSTMENTS
D-3
2-16: COR TOP/BTM
1.
2.
3.
4.
5.
6.
7.
Receive the crosshatch signal from the Pattern Generator.
Set the screen mode to FULL.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (46) on the remote control to
select “COR. TOP”.
Press the VOL. UP/DOWN button on the remote control
until the both ends vertical lines become straight.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (47) on the remote control to
select “COR. BTM”.
Press the VOL. UP/DOWN button on the remote control
until the both ends vertical lines of the screen become
parallel.
2-12: VERTICAL POSITION
1.
2.
3.
Receive the monoscope pattern.
Using the remote control, set the brightness and contrast
to normal position.
Adjust the VR401 until the horizontal line becomes fit to
the notch of the shadow mask.
(Refer to Fig. 2-3)
Fig. 2-3
Shadow mask
Notch
horizontal line
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2-11: VERTICAL LINEARITY
Receive the monoscope pattern.
Using the remote control, set the brightness, contrast,
to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (08) on the remote control to
select "V.LIN".
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes minimum.
1.
2.
3.
4.
2-10: HORIZONTAL SIZE
1.
2.
3.
4.
Receive the monoscope pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (43) on the remote control to
select "H.SIZE".
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on the right
and left becomes 10± 3%.
2-13: VERTICAL SIZE
1.
2.
3.
4.
Receive the monoscope pattern.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (06) on the remote control to
select “V. SIZE”.
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes 9 ± 2%.
1
2
2-14: TRAPEZIUM
1.
2.
3.
4.
Receive the crosshatch signal from the Pattern Generator.
Using the remote control, set the brightness and contrast
to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (45) on the remote control to
select “TRAPEZIUM”.
Press the VOL. UP/DOWN button on the remote control
until the both ends right and left vertical lines of the 1th
length lines screen become parallel.
2-15: PALABOLA CORR
1.
2.
3.
4.
Receive the chosshatch pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (44) on the remote control to
select “PALABOLA”.
Press the VOL. UP/DOWN button on the remote control,
so that the line becomes straight from the outside of
the right and left.
