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15500(N) S2
P37400B2S5
TP181
Shield case
VP-1 PWB Assembly
Note:
*
Self-recording means "Record any broadcasting or video
signal and play back the just-recorded portion."
2-1-3. SWITCHING POSITION ADJ.
Measuring Equipment | Adj. Condition
(VIDEO OUT)
Alignment tape
TP183 (SW-P)
(VHJ-0009 or
Adj. Location
Adj. Value
VR351 (SW-P)
6.5H+0.5H
2.
Setthe tracking control position to the center by pressing
CHANNEL buttons (+) and (-) simultaneously.
CHANNEL buttons together.
3.
Adjust VR351 (SW-P) so that the width of "T" becomes
TP101
Oscilloscope
PLAY mode
VHJ-0023)
1.
Play back the alignment tape.
Note: To set tracking to center accurately, press the two
6.5 H + 0.5 H as shown in Fig. 2-1-3.
T=6.5H+0.5H
0.5H
Front edge of
vertical sync signal
RF. SW. PULSE
TP183
TP182
Fig. 2-1-2
2-1-4. SLOW TRAKCING ADJ.
Measuring Equipment | Adj. Condition
Picture of
Color bar generator
Self-recording
monitor TV
or
(SP mode)
broadcasting
SLOW mode
monitor
Blank tape
Self-recording
(LP mode)
SLOW mode
Blank tape
Adj. Value
1.
Set the tracking control to the center position by press-
ing CHANNEL buttons (+) and (-) simultaneously.
2.
Play back the self-recorded portion and set the VCR in the
SLOW mode with the remote control unit.
3.
Confirm
that there is no noise on the slow playback
display.
4.
Press the CHANNEL button (+) about three times and
check that noise dose not appear at the upper part of
the display.
5.
Adjust the tracking control to the center again.
6.
Press the CHANNEL
button (-) the same
number of
times as in the step 4 (about three times) and check that
noise dose not appear at the lower part of the display.
Note:
¢
CHANNEL button also servers as TRACKING button.
Adj. Location
CHANNEL (+) button
CHANNEL (-) button
—~10—
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