Toshiba MV19K2 Service Manual page 32
Color television/video cassette recorder
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Also See for MV19K2:
- Owner's manual (58 pages) ,
- Owner's manual (58 pages) ,
- Service manual (71 pages)
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"A"
2-12: SUB TINT (AV)
1.
Receive the color bar pattern. (Audio Video Input)
2.
Connect the synchro scope to TP803.
3.
Using the remote control, set the brightness, contrast,
color and tint to normal position.
4.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (4) on the remote control.
The Fig. 2-3 appears on the display.
5.
Press the channel button (4) on the remote control.
6.
Press the VOL. UP/DOWN button on the remote control
until the section "A" becomes a straight line.
(Refer to Fig. 2-5)
2-13: HORIZONTAL PHASE
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 (1) on the remote control.
The Fig. 2-6 appears on the display.
4.
Press the channel button (1) on the remote control.
5.
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on right and
left becomes minimum.
1. H. PHASE
2. H. BLK
3. V. SIZE
4. V. POSI
5. V. LIN
6. V. SC
7. V. COMP
8. (H FREQ)
0. RETURN
2-14: 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 (1) on the remote control.
The Fig. 2-6 appears on the display.
4.
Press the channel button (3) on the remote control.
5.
Press the VOL. UP/DOWN button on the remote control
until the horizontal over scan is equal to the vertical over
scan.
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ELECTRICAL ADJUSTMENTS
Fig. 2-5
Fig. 2-6
2-15: VERTICAL LINEARITY
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 (1) on the remote control.
The Fig. 2-6 appears on the display.
4.
Press the channel button (5) on the remote control.
5.
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes minimum.
2-16: VERTICAL POSITION
1.
Receive the color bar 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 (1) on the remote control.
The Fig. 2-6 appears on the display.
4.
Press the channel button (4) on the remote control.
5.
Adjust the value of R408 and R421 until the horizontal
line of the color bar comes to approximate center of the
CRT.
NOTE
R408 and R421 are fixed resistors. Use a variable resistor
to determine the optimal value and insert that value resistor.
Lessen the value of R408:
Picture will move about
2mm DOWN.
Lessen the value of R421:
Picture will move about
2mm UP.
2-17: OSD HORIZONTAL
1.
Receive monoscope pattern.
2.
Using the remote control, set brightness and contrast to
normal position.
3.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (5) on the remote control.
The Fig. 2-2 appears on the display.
4.
Press the channel button (4) on the remote control.
5.
Press the VOL. UP/DOWN on the remote control until
the difference of A and B becomes minimum.
(Refer to Fig. 2-7)
OSD H
A
[ TV ]
B
Fig. 2-7
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