ELECTRICAL ADJUSTMENTS
2-6: VERTICAL POSITION (RF)2-10: HORIZONTAL PHASE (RF)
1. Receive the monoscope pattern.1.Receive the center cross signal from the Pattern Generator.
2. Using the remote control, set the brightness and contrast2.Using the remote control, set the brightness and contrast to
to normal position.normal position.
3. Adjust the VR401 until the horizontal line becomes fit to3.Activate the adjustment mode display of Fig. 1-1 and
the notch of the shadow mask. (Refer to Fig. 2-1)press the channel button (03) on the remote control to
select OH.PHASE�.
4.Press the VOL. UP/DOWN button on the remote control
horizontal lineuntil the SHIFT quantity of the OVER SCAN on right and
left becomes minimum.
Notch2-11: LEVEL (RF)
1.Connect the AC voltmeter to pin 6 of CP101.
2.Activate the adjustment mode display of Fig. 1-1 and
press the channel button (35) on the remote control to
Shadow mask
select OLEVEL�.
3.Press the VOL. UP/DOWN button on the remote controlFig. 2-1
until the AC voltmeter is 85 ? 2mV.
2-7: VERTICAL SIZE (RF)2-12: SEPARATION 1, 2 (RF, AV)
1.Receive the cross hatch signal from the Pattern Generator.
Please do the method (1) or method (2) adjustment.
2.Using the remote control, set the brightness and contrast to
normal position.Method (1)
1.Set the multi-sound signal generator for each different L-3.Activate the adjustment mode display of Fig. 1-1 and press
the channel button (07) on the remote control to select OV.
ch and R-ch frequency (Ex. L-ch=400Hz, R-ch=2KHz)
and receive the RF.SIZE�.
2.Connect the oscilloscope to the Audio Out Jack.4.Press the VOL. UP/DOWN button on the remote control
3.Activate the adjustment mode display of Fig. 1-1 anduntil the SHIFT quantity of the OVER SCAN on upside and
downside becomes 9 ? 2%.
press the channel button (36) on the remote control to
select OSEPARATION1�.
4.Press the VOL. UP/DOWN button on the remote control2-8: VERTICAL LINEARITY (RF)
NOTE: Adjust after performing adjustments in section 2-7.to adjust it until the audio output wave becomes a fine
After the adjustment of Vertical Linearity, reconfirmsine wave.
the Vertical Position and Vertical Size adjustments.5.Press the CH UP button once the set to OSEPARATION2�
mode. Then perform the above adjustment 4.
1. Receive the monoscope pattern.
2. Using the remote control, set the brightness, contrast,
Method (2)to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and1.Set the multi-sound signal generator L-ch=1KHz, R-ch
press the channel button (08) on the remote control to=Non input and receive the RF.
select OV. LINERITY�.2.Connect the oscilloscope to the Audio Out Jack (R-ch).
4. Press the VOL. UP/DOWN button on the remote control3.Press the AUDIO SELECT button on the remote control
until the SHIFT quantity of the OVER SCAN on upsideto set to the stereo mode.
and downside becomes minimum.4.Activate the adjustment mode display of Fig. 1-1 and
press the channel button (36) on the remote control to
2-9: TRAPEZIUM (RF)select OSEPARATION1�.
5.Press the VOL. UP/DOWN button on the remote control
1.Receive the cross hatch signal from the Pattern
to adjust it until the R-ch output becomes minimum.Generator.
6.Set the multi-sound signal generator L-ch=Non input,
R-ch=1KHz and receive the RF.2.Using the remote control, set the brightness and contrast
7.Connect the oscilloscope to the Audio Out Jack (L-ch).to normal position.
3.Activate the adjustment mode display of Fig. 1-1 and
8.Activate the adjustment mode display of Fig. 1-1 andpress the channel button (34) on the remote control to
press the channel button (37) on the remote control to
select OSEPARATION2�.select OTRAPEZIUM�.
9.Press the VOL. UP/DOWN button on the remote control4.Press the VOL. UP/DOWN button on the remote control
until the both vertical lines of the screen become parallel.
to adjust it until the L-ch output becomes minimum.
The output difference of the between with Filter and
without Filter should be more than 25db for both L and R.
D-2 |
ACEC
PANASONIC
