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RS-M215
MEASUREMENT & ADJUSTMENT
Tape speed adjustment VR
Screw (A)
Head Adjusting Plate
adjustment
touch of the head in cue or review mode.)
Capstan
ud
Condition:
1. Press the playback button and pause button
—
a
* Playback and pause mode
2. Measure the space between the pressure roller and the
Rs
capstan.
(fe
Pressure Roller
* Playback mode
"VTVM.
Os cilloscope
Playback mode
-s
<>
L-ch/R-ch phase adjustment
4. Make connections as shown in fig. 7.
>
wo
exe
——_—>
ANGLE
Record/playback
Playback
mode
TE
Fig. 7
Vertical Horizontal
Fig. 8
LINE OUT
3
Condition:
1. Test equipment connection is shown in fig. 9.
of)
* Playback mode
2. Playback test tape (QZZCWAT 3,000Hz), and supply
P| _
=}
fo i
Equipment:
playback signal to frequency counter
Test tape
'lavback mes Digital electronic counter
3. Measure this frequency.
Fig. 9
* Digital electronic counter or
frequency counter
4. On the basis of 3,000Hz, determine value by following
f -- 3,000
3,000
Take measurement at middie section of tape
VR1
R202
VR2
VR201
hic
x 100(%)
where, f = measured value
Standard value: +1.5%
Fig. 2
Adjustment method
1. Playback the test tape (middle).
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