Toshiba 14AF41 Service Manual page 13

2-7: HORIZONTAL SIZE
NOTE: Adjust after performing adjustments in section 2-6.
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 (06) on the remote control to
select "H. SIZE".
4. Press the VOL. UP/DOWN button on the remote
control until the SHIFT quantity of the OVER SCAN on
right and left becomes 10
2-8: VERTICAL POSITION
NOTE: Adjust after performing adjustments in section 2-7.
1. Receive the center cross signal from the Pattern
Generator.
2. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (05) on the remote control to
select "V. POSI".
3. Press the VOL. UP/DOWN button on the remote
control until the horizontal line becomes fit to the notch
of the shadow mask.
2-9: VERTICAL SIZE
NOTE: Adjust after performing adjustments in section 2-8.
1. Receive the crosshatch signal from the Pattern
Generator.
2. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (07) on the remote control to
select "V. SIZE".
3. Press the VOL. UP/DOWN button on the remote
control until the rectangle on the center of the screen
becomes square.
4. Receive a broadcast and check if the picture is normal.
2-10: PARABOLA
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 (23) on the remote control to
select "PARABOLA".
4. Press the VOL. UP/DOWN button on the remote control
until the right and left vertical lines are straight.
2-11: 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 (24) on the remote control to
select "TRAPEZIU".
4. Press the VOL. UP/DOWN button on the remote control
until the both vertical lines of the screen become parallel.
ELECTRICAL ADJUSTMENTS
2%.
2-12: CORNER CORR TOP
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 (25) on the remote control to
select "COR TOP".
4. Press the VOL. UP/DOWN button on the remote control
until the upper section of the both ends vertical lines are
straight.
2-13: CORNER CORR BOTTOM
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 (26) on the remote control to
select "COR BTM".
4. Press the VOL. UP/DOWN button on the remote control
until the bottom section of the both ends vertical lines
are straight.
2-14: OSD HORIZONTAL
1. Activate the adjustment mode display of Fig. 1-1.
2. Press the VOL. UP/DOWN button on the remote control
until the difference of A and B becomes minimum.
(Refer to Fig. 2-1)
00 OSD
A
2-15: LEVEL
1. Receive a 70dB monoscope pattern.
2. Connect the AC voltmeter to TP901.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (30) on the remote control to
select "LEVEL".
4. Press the VOL. UP/DOWN button on the remote
control until the AC voltmeter is 75
TV
15
B
Fig. 2-1
2mV.