Sanyo FISHER V95I Manual page 33

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4-3-5. CHECKING AFTER ADJUSTMENT
1)
2)
3)
4)
5)
6)
7)
Play the alignment tape (NTSC: VHJ-0006, PAL: VHJ-00
09) and check that the envelope waveform is activated
immediately and that there are no fluctuations in the
envelope waveform or the audio output waveform.
Load acassette tape (NTSC: T-120, PAL: E-180) and use
it to record
and
replay. Check that the envelope
waveform is activated immediately and that there are
no fluctuations in the envelope waveform or the audio
output waveform.
(When recording on the tape, input
1kHz to the audio input terminal. Use a scratch-free
cassette tape (NTSC: T-120, PAL: E-180).) Check that at
the tracking centre, the front half down and back half
down
are not more
than 20%
of the value at the
point where the envelope waveform
amplitude
is at
its maximum.
Check
that the envelope
waveform
is activated
immediately
when
you
switch
from
PLAY
to R-
SEARCH
or from
R-SEARCH
to PLAY.
Check
that
there is no slack in the tape next to the pinch roller.
Check
that the envelope
waveform
is activated
immediately when you switch to PLAY from FF, REW,
F-SEARCH, R-SEARCH or STOP mode. Check that there
is no slack in the tape next to the pinch roller.
Check that the tape is not curling or riding up on the
upper or lower flanges of the tape guides in PLAY, FF,
REW, F-SEARCH or R-SEARCH modes.
Check that in PLAY mode, the tape runs as shown in
Fig.4-3-7.
Load a tape (NTSC: T-160, PAL: E-240) and play it back.
carry out the checks described in steps 3) to 5) above.
(ACE head)
guide
post
ee
A
SI
CA
"i=
a
ar: oA Ae
|
:
BT post
head
Capstan shaft
i ee
Ttape guide
Loading guide

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