Memorex MT1134 Service Manual page 14

White 100%
2-5: HORIZONTAL PHASE
1. Receive the monoscope pattern.
2. Using the adjustment control, set the brightness and
contrast to normal position.
3.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (05) on the remote control to
select "H.PHAS".
4. Press the VOL. UP/DOWN button on the remote
control until the SHIFT quantity of the OVER SCAN on
right and left becomes minimum.
2-6: VERTICAL SIZE
NOTE: Adjust after performing adjustments in section 2-5
1. Receive the crosshatch signal from the Pattern
Generator.
2. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (06) on the remote control to
select "V.SIZE".
3. Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes 10
4. Receive a broadcast and check if the picture is normal.
2-7: VERTICAL SHIFT
NOTE: Adjust after performing adjustments in section 2-6
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.SFT".
3.
Press the VOL. UP/DOWN button on the remote
control until the horizontal line becomes fit to the
notch of the shadow mask.
ELECTRICAL ADJUSTMENTS
"A"
Fig. 2-1
Red 110%
Fig. 2-2
2%.
2-8: 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. 2-3)
A
2-9: SUB BRIGHTNESS
1.
Receive an 70dB monoscope pattern.
2.
Using the adjustment control, set the brightness and
contrast to normal position.
3.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (13) 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.
Press the TV/AV button on the remote to set to the
AV mode. Then perform the above adjustment 2~4.
2-10: SUB CONTRAST
1. Receive an 70dB the color bar pattern.
2. Activate the adjustment mode display of Fig. 1-1
press the channel button (17) on the remote control
to select "CONT.MAX".
3. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "40".
4. Press the AV button on the remote control to set to the AV
mode.
5. Activate the adjustment mode display of Fig. 1-1
press the channel button (17) on the remote control
to select "CONT.MAX".
6. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "45".
2-11: Confirmation of Fixed Value (Step No.)
Please check if the fixed values of the each adjustment
items are set correctly referring below.
NO. FUNCTION
04 H VCO
14 BRIGHT MAX
15 BRIGHT MIN
16 CONT CENT
18 CONT MIN
20 COLOR MAX
21 COLOR MIN
23 SHARPNESS
24 FE LEVEL
25 LEVEL
26 SEPARATION 1
27 SEPARATION 2
28 TEST MONO
29 TEST STEREO
D-2
TV
00 OSD H 19
B
AV
RF
04
04
150
150
30
30
20
20
10
10
74
74
00
00
48
48
00
00
00
00
00
00
00
00
00
00
00
00
Fig. 2-3