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Memorex MVD2009CB Service Manual

Memorex MVD2009CB
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ELECTRICAL ADJUSTMENTS
D-2
2-9: VERTICAL LINEARITY
1.
2.
3.
4.
NOTE:
Receive the monoscope pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (09) on the remote control to
select "VLIN".
Press the RIGHT/LEFT button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes minimum.
Adjust after performing adjustments in section 2-8.
After the adjustment of Vertical Linearity, reconfirm
the Vertical Position and Vertical Size adjustments.
2-6: HORIZONTAL POSITION
1.
2.
3.
4.
Receive the monoscope pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (04) on the remote control to
select "HPOSI".
Press the RIGHT/LEFT button on the remote control
until the SHIFT quantity of the OVER SCAN on right
and left becomes minimum.
2-7: VERTICAL POSITION
1.
2.
3.
Receive the monoscope pattern.
Using the remote control, set the brightness and
contrast to normal position.
Adjust the VR401 until the horizontal line becomes fit to
the notch of the shadow mask.
2-8: VERTICAL SIZE
1.
2.
3.
4.
5.
Receive the monoscope pattern.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (07) on the remote control to
select "VSIZE".
Press the RIGHT/LEFT button on the remote control
until the Up/Down OVER SCAN Quantity becomes
equal to the Right/Left OVER SCAN Quantity.
Receive a broadcast and check if the picture is normal.
2-10: OSD HORIZONTAL
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (01) on the remote control to
select "OSD".
Press the RIGHT/LEFT button on the remote control
until the difference of A and B becomes minimum.
(Refer to Fig. 2-1)
1.
2.
BA
Fig. 2-1
01 OSD
15
2-5: WHITE BALANCE
NOTE: Adjust after performing CUT OFF adjustment.
1.
2.
3.
4.
5.
6.
7.
Place the set with Aging Test for more than 15 minutes.
Receive the gray scale pattern from the Pattern
Generator.
Using the remote control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (12) on the remote control to
select "R CUT".
Press the CH. UP/DOWN button on the remote control
to select the "R CUT", "G CUT", "B CUT", "R DRV" or
"B DRV".
Adjust the RIGHT/LEFT button on the remote control to
whiten the R CUT, G CUT, B CUT, R DRV, and B DRV
at each step tone sections equally.
Perform the above adjustments 5 and 6 until the white
color is looked like a white.
2-11: SEPARATION
1.
2.
3.
4.
5.
6.
7.
Set the multi-sound signal generator for each different
L-ch and R-ch frequency (Ex. L-ch=2KHz, R-ch=400Hz)
and receive the RF signal.
Connect the oscilloscope to the Audio Out Jack.
Press the AUDIO button on the remote control to set to
the stereo mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (64) on the remote control to
select "SEPAL".
Press the RIGHT/LEFT button on the remote control to
adjust it until the audio output wave becomes a fine
sine wave.
Press the CH UP button 1 time to set to "SEPAH"
mode.
Press the RIGHT/LEFT button on the remote control to
adjust it until the audio output wave becomes a fine
sine wave.
Method (1)
Please do the method (1) or method (2) adjustment.
1.
2.
3.
4.
5.
6.
7.
8.
9.
Set the multi-sound signal generator L-ch=1KHz, R-ch
=Non input and receive the RF signal.
Connect the oscilloscope to the Audio Out Jack (R-ch).
Press the AUDIO button on the remote control to set to
the stereo mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (64) on the remote control to
select "SEPAL".
Press the RIGHT/LEFT button on the remote control to
adjust it until the R-ch output becomes minimum.
Press the CH UP button 1 time to set to "SEPAH" mode.
Press the RIGHT/LEFT button on the remote control to
adjust it until the R-ch output becomes minimum.
Set the multi-sound signal generator L-ch=Non input,
R-ch=1KHz and receive the RF signal.
Connect the oscilloscope to the Audio Out Jack (L-ch).
Then perform the above adjustments 3~7.
Method (2)

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Memorex MVD2009CB Specifications

General IconGeneral
BrandMemorex
ModelMVD2009CB
CategoryTV DVD Combo
LanguageEnglish

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