Table of Contents
Advertisement
| KD-X1 A/B/C/E/J/G/U
Adjustment
Adjusting | Standard
Remarks
|
point
value
Checking fast
Measure
the torque in the fast forward
More than]
If the standard
torque is not obtained,
forward torque
mode
in the same
manner
as in the
70 gr-cm | perform the following.
above.
1. Clean the capstan belt, the idler cir-
cumference,
the motor
pulley,
the
take-up reel disc circumference, the
flywheel circumference, etc.
2. Repiace the belt and idler.
a.
SS
Checking rewind | Measure the torque in the rewind mode
More than};
If the standard torque is not obtained,
torque
in the same manner as in the above.
70gr-cm}
clean
the
capstan
belt,
idler, motor
pulley, flywheel circumference, rewind-
ing idler circumference,
left reel disc
circumference, etc.
[Ml] Electrical adjustments location
Main Amp. P.W. Board (parts assembly side view)
(Turning in the direction of the arrow increases the level.)
MIC
JACK
L901
BIAS
Siri
SS) FREQUENCY
ch REC CANN SO R142
ears
hd
=
57
eee)
= 8104
(15)
5)
@1.5)
3)
Lch
BIAS ADJ
6ezu!
272)
(72
Ur.
Rch
BIAS ADJ
oo i ne Se On
ome)
[omeeoemneee |
ss
Po a AD) B20!
Biol
ich PB. EQ. ADJ
REC/PB
SWITCH
Fig. 10
[IV] Electrical circuit adjustment procedure
In the steps marked by an asterisk (*), adjustment should
Adjustment should be performed in the order of steps 1, 2,
be performed,
however,
only checking
is sufficient with
Riera
Perform this adjustment with the NR SYSTEM
steps other than those.
switch set to OFF.
Standard
value
Reference | NR SYSTEM: OFF
Adjusting
point
B100,
Adjustment
Play back
Playback test tape
VTT739
(1 kHz,
frequency
10 kHz) for following adjustment.
101
frequency:|
TAPE SELECT: NORM
response
1. Connect/Disconnect B100 or B101|
8g200,
1 kHz
and B200
or 201
so that 10 kHz
201
O0+2dB
signal and 1 kHz signal gains become
at 10kHz
flat response.
(No. 4243) 7
Advertisement
Table of Contents
