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Technics SL-1200 Operating Instructions Manual page 4

Direct drive player system

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Fig. 1
Abb.1
(TONEARM SECTION)
@HEAD SHELL (See Fig.4- @ , Fig.5)
Insert the head shell in the end of the tonearm, and secure firmly by
turning the locking nut of the tonearm in the direction of the arrow, as
shown in the picture, Be sure to connect the lead wires to the cartridge
terminals according to the instructions included with the cartridge.
'The cartridge should be inserted in the head shell so that the spacing
between the stylus tip and the plug is 2 mm (2-1/16") as shown
the
Skating force is the frictional force caused by contact between the tip
of the stylus and the record groove, and is applied to the stylus as
a side pressure depending upon the relationship of the geometrical
position of the tonearm.
This force results in an unbalance of the contact pressure between the
stylus tip and each groove wall of the record, an increase of distortion,
a deterioration of the performance, a decrease of separation character-
istics and abnormal wear of the stylus tip and the record grooves.
For this reason, it is necessary to compensate this skating force.
The anti-skating force mechanism performs this compensation function.
'The quantity of anti-skating force is in proportion to the stylus pressure
and, therefore, it should be adjusted according to the stylus pressure.
Turn the adjustment knob to the same number as stylus pressure scale
indicates,
After adjustment pull the outside of the stylus pressure knob in the
direction of the arrow, then the scale will be reset automatically to the
zero position.
Adjust the stylus pressure by turning the stylus pressure knob to the
arrow in the picture according to the stylus pressure of the cartridge
which you use.
This tonearm accepts any cartridge whose weight is from 4.5 to 11.59.
@®ARM BASE (See Fig.4- ® )
@ARM HEIGHT ADJUSTMENT SCREW
(See Fig.4- @ , Fig.7)
If it is necessary to adjust the height of the tonearm, loosen screw and
move the tonearm up or down,
@CUEING
LEVER (See Fig.4-@ , Fig.7)
After separating the tonearm from the arm rest, and then moving the
cueing lever toward @ position (as shown in the picture), the tonearm
will raise. Hold the tonearm and place the tip of the stylus above
the groove of the record from which you desire to play. When the
cueing lever is moved to the @ position, the tonearm will descend
slowly and the performance will begin.
@FINE ADJUSTMENT
SCREW (See Fig.4-@, Fig.7,8)
Adjust the fine adjustment screw, so that the interval between the
stylus tip and record surface is from 6 to 10 mm (15/64" to 25/64")
@ARM
LIFT ADJUSTMENT
SCREW (See Fig.4-@, Fig.8)
If, for any reason, the adjustment cannot be successfully made by the
fine adjustment screw, adjust the height of the arm lift by turning this
screw.
@ARM
REST (See
Adjust so that the tonearm is parallel to the record when the height of
the tonearm has been adjusted.

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This manual is also suitable for:

Sl-120