Download Print this page

Technics SL-220 Service Manual page 4

Frequency generator servo automatic turntable system
Hide thumbs Also See for SL-220:

Advertisement

@ ADJUSTMENTS
Speed adjustment (with pitch control knobs)
(See Fig. 2)
Strobe dots are set on the rim of the turntable platter
according to the power-time frequency and the number
1. Place a record on the turntable mat.
3. Adjust the speed while playing a record.
4. While turning the pitch control knobs either to "+"
side or "—"' side, adjust so that the strobe dots of the
turntable platter look as if they were stationary.
The
state
under
which
the
strobe
dots
seem
to
be
stationary
represents
the correct number
of revolu-
tions.
Strobe dots
The strobe dots for 60 Hz,
33'/3rpm
seem tobe
Stationary.
Strobe-ilfuminator/pilot lamp
L
Fig. 2
"+"" direction
[4]
Adjustment for automatic return position (See
Fig. 3)
(Remove the turntable mat.)
In cases where the tonearm tends to return before play-
ing has finished.
—Rotate clockwise.
In cases where the tonearm fails to return after the last
groove of the record.
—Rotate counterclockwise.
VOTER RA EM.
SOP WaRR
Adjustment of arm-lift height (See Figs. 4 and 5)
¢
The arm-lift height distance between
the stylus tip
and record surface when cueing control is at '' ¥ '' has
been adjusted at the factory before shipping to ap-
proximately 5 to 10 mm.
e
For using different cartridges available on the market
or when
further adjustments are particularly
neces-
sary, make adjustment as follows:
1. Put on the stylus protector to protect the stylus tip
from damage.
2. Set the speed selector to the "e" position to prevent
the turntable platter from rotation.
3. Turn
the
adjustment
screw
clockwise
or
counter:
clockwise, while pushing the arm lift down. (See Fig.
4.)
Clockwise rotation
distance between
the record and stylus tip is re-
duced,
Counterclockwise rotation
— distance between
the record and stylus tip is in-
creased.

Advertisement

loading

This manual is also suitable for:

Sl-220 (x)Sl-220 (xal)Sl-220 (e)Sl-220 (xge)Sl-220 (xg)Sl-220 (xgf) ... Show all