Toshiba 32DF46 Service Manual page 18

white 100%
2-9: HORIZONTAL POSITION
1. Receive the monoscope pattern.
2. Using the remote control, set the brightness and contrast
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (03) on the remote control to
select "H.POSIE".
4. Press the UP/DOWN button on the remote control until the
SHIFT quantity of the OVER SCAN on right and left
becomes minimum.
2-10: HORIZONTAL SIZE
1. Receive the monoscope pattern.
2. Using the remote control, set the brightness and
contrast to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (31) on the remote control to
select "H.SIZE".
4. Press the LEFT/RIGHT button on the remote control
until the SHIFT quantity of the OVER SCAN on the right
and left becomes 10± 4%.
2-11: VERTICAL LINEARITY
1. Receive the monoscope pattern.
2. Using the remote control, set the brightness, contrast,
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (08) on the remote control to
select "V.LIN".
4. Press the UP/DOWN button on the remote control until
the SHIFT quantity of the OVER SCAN on upside and
downside becomes minimum.
2-12: VERTICAL POSITION
1. Receive the monoscope pattern.
2. Using the remote control, set the brightness and contrast
to normal position.
3. Adjust the VR401 until the horizontal line becomes fit to
the notch of the shadow mask.
(Refer to Fig. 2-3)
ELECTRICAL ADJUSTMENTS
120%
Fig. 2-2
D-3
2-13: VERTICAL SIZE
1. Receive the monoscope pattern.
1
2
2. Using the remote control, set the brightness and contrast
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (06) on the remote control to
select "V. SIZE".
4. Press the LEFT/RIGHT button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes 9 ± 2%.
2-14: TRAPEZIUM
1. Receive the crosshatch signal from the Pattern Generator.
2. Using the remote control, set the brightness and contrast
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (33) on the remote control to
select "TRAPEZIUM".
4. Press the UP/DOWN button on the remote control until the
both ends of the right and left vertical lines of the 4th
length lines screen become parallel.
2-15: PALABOLA
1. Receive the crosshatch pattern.
2. Using the remote control, set the brightness and
contrast to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (32) on the remote control to
select "PARABOLA".
4. Press the UP/DOWN button on the remote control, so
that the line becomes straight from the outside of
the right and left.
2-16: COR TOP/BTM
1. Receive the crosshatch signal from the Pattern Generator.
2. Using the remote control, set the brightness and contrast
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (34) on the remote control to
select "COR. TOP".
4. Press the UP/DOWN button on the remote control until
5. the both ends of the vertical lines become parallel.
6. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (35) on the remote control to
select "COR. BTM".
7. Press the UP/DOWN button on the remote control until
both ends of the vertical lines of the screen become
parallel.
horizontal line
Notch
Shadow mask
Fig. 2-3