Memorex MT1136A, Руководство по обслуживанию, Страница: 11 / 28

ELECTRICAL ADJUSTMENTS
Fig. 2-7
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
2-5: SUB TINT/SUB COLOR
1.
2.
3.
4.
5.
6.
7.
8.
Receive the color bar pattern.
Connect the synchro scope to TP023.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (4) on the remote control.
The Fig. 2-4 appears on the display.
Press the channel button (4) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the waveform becomes as shown in Fig. 2-5.
Activate the adjustment mode display of Fig. 2-4 and
press the channel button (3) on the remote control.
Adjust the LEVEL "A" section of Blue to the LEVEL "D"
section of White by pressing the VOL. UP/DOWN button
on the remote control. (Refer to Fig. 2-6)
If the LEVEL "A" section through "C" section are not the
same compared with "D" section, adjust the LEVEL again.
Fig. 2-5
"D" "C" "B" "A"
Fig. 2-6
2-6: FOCUS
1.
2. Receive an 70dB monoscope pattern.
Adjust the Focus Volume until picture is distinct.
2-7: VERTICAL POSITION
1.
2.
3.
4.
5.
Receive the color bar pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (1) on the remote control.
The Fig. 2-7 appears on the display.
Press the channel button (4) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the horizontal line of the color bar comes to
approximate center of the CRT.
Perform the adjustment of step 5 to step 12.
2-8: VERTICAL SIZE
1.
2.
3.
4.
5.
Receive the crosshatch pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (1) on the remote control.
The Fig. 2-7 appears on the display.
Press the channel button (3) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the center of crosshatch is square.
2-9: VERTICAL LINEA
1.
2.
3.
4.
5.
Receive the color bar pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (1) on the remote control.
The Fig. 2-7 appears on the display.
Press the channel button (5) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the VERTICAL LINEA is 14 step.
2-10: HORIZONTAL PHASE
1.
2.
3.
4.
5.
Receive the color bar pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (1) on the remote control.
The Fig. 2-7 appears on the display.
Press the channel button (1) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on right
and left becomes minimum.
2-11: OSD HORIZONTAL
1.
2.
3.
4.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 2-1 and
press the channel button (5) on the remote control.
The Fig. 2-2 appears on the display.
Press the channel button (4) on the remote control.
Press the VOL. UP/DOWN button on the remote control
until the difference of A and B becomes minimum.
(Refer to Fig. 2-8)
D1-2