Toshiba MW20FM3 Service Manual page 40

Color television/ video cassette recorder/ dvd video player
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2-10: VERTICAL 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 (07) on the remote control to
select "V.SIZE".
4.
Press the VOL. UP/DOWN button on the remote control
until the Up/Down OVER SCAN Quantity becomes equal
to the Right/Left OVER SCAN Quantity.
2-11: VERTICAL LINEARITY
NOTE: Adjust after performing adjustments in section 2-10.
After the adjustment of Vertical Linearity, reconfirm
the Vertical Position and Vertical Size adjustments.
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 (09) on the remote control to
select "V.LIN".
4.
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes minimum.
2-12: 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. 2-2)
00 OSD
A
ELECTRICAL ADJUSTMENTS
TV
20
B
Fig. 2-2
2-13: SUB BRIGHT CENTER
1.
Receive the monoscope pattern. (RF Input)
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 (16) on the remote control to
select "BRI CENT".
4.
Press the VOL. UP/DOWN button on the remote control
until the white 10% is starting to be visible
5.
Receive the monoscope pattern. (Audio Video Input)
6.
Press the INPUT SELECT button on the remote control
to set to the AV mode. Then perform the above
adjustments 2~4.
7.
Press the DVD button on the remote control to set to the
DVD mode.
8.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (16) on the remote control to
select "BRI CENT".
9.
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV mode.
2-14: SUB TINT CENTER
1.
Receive the color bar pattern. (RF Input)
2.
Using the remote control, set the brightness, contrast,
color and tint to normal position.
3.
Connect the oscilloscope to TP803.
4.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (26) on the remote control to
select "TNT".
5.
Press the VOL. UP/DOWN button on the remote control
until the section "A" becomes a straight line
(Refer to Fig. 2-3).
6.
Receive the color bar pattern. (Audio Video Input)
7.
Press the INPUT SELECT button on the remote control
to set to the AV mode. Then perform the above
adjustments 2~5.
8.
Press the DVD button on the remote control to set to the
DVD mode.
9.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (26) on the remote control to
select "TNT".
10.
Press the VOL. UP/DOWN button on the remote control
until the tint step No. becomes "48"
D3-3
"A"
Fig. 2-3

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