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The horizontal
tracking error is detected so that
the tonearm
follows the groove on play to move
parallel. Concretely, very small deviation angle of
Drive gear
the
tonearm
is detected
by the
photo-senser.
Thereby, the arm carrier is slided by the high-speed
servo control, thus permiting linear tracking.
Position sensor
Linearity drive
motor
Ps
"TA seaviizer
H
=)
"I
Pulley
=
Damping
gear
'Arm wheel pivot
Reversion |
servo amp
During play, when opening the cover or turning off
the POWER
switch, the tonearm is automatically
rejected
to its rest position in either case. The
1-7 Auto lift-up mechanism employed
During play, even when
the power cord is mis-
takenly unpluged
or a power
failure occurs, the
tonearm
is necessarily lifted up. Thus, the stylus
Carry rod, also usable for
lifter control
Tracking error
photo-sensor
t ) | Tonearm
Arm lock lever
turntable is designed to stop rotation
especially
when the cover is opened.
and record are protected from damage. This is also
true of when the timer play is at OFF.
Concerning
the tonearm,
its horizontal tracking
effective
length
is shortened
to
102
mm.
In
addition, its regidity is heightened and its mass is
lowered
by
employment
of aluminum
frame.
and
aluminum
diecasting
platter,
the
rotating
accuracy is high despite of the belt drive.
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