Technics SL-1900 User Manual

Stylus
pressure
ring
Auf lagedruck-Einstellring
Bague
de
pression
d'appui
verticale
en
Position
Instelring
voor de
naalddruk
Niltrycksring
Anillo
de
la
presion
de
la aguia
Adiustments
QAdiustment
of
tlre arm
lift
height
(See
Figs.
18
and
19.)
The arm
lift height
(distance
between
the stylus
tip and
record
surface
when cueing
lever is raised)
has been
ad-
justed
at
the factory before shipping
to approximately
5
to
10 mm
(3/16"
Io 25/64").
For using different
cartridges available on
the
market or
when
further adjustments are
particularly
necessary,
move
the
tonearm
toward
the motor shaft
(center
spindle),
with
the
stylus
cover
put
on,
and then
push
down
manually on
the arm
lift bar to expose
the adjustment
screw.
Turn
the screw
for
ad
justment.
Clockwise
rotation
-distance
between
the record and stylus
tip
is reduced.
Counterclockwise
rotation
-distance
between
the record and
stvlus
tip increases.
Note:
As the adjusting screw
has a hexagon
head, be sure
to
make
the adjustment
while depressing
the arm
lijt.
gAdiustments
lor
automatic start and automatic
return
positions
(See
Fig.
20.)
Should
the
tonearm not
f
unction
correctly,
make
adjustments
according
to the
following
procedures.
Adjustment
for
aulomatic
start
position
(Remove
the
rubber cap.
)
In cases
where
the stylus tip descends
outside of the
record
-
Move
clockwise.
In cases
where the
stylus tip descends onto
halfway of
a re-
corded oiece
-Move
counterclockwise.
Adjustment
for automatic
return
position
(Remove
the turntable
mat.)
In cases where the tonearm
tends
to return betore
the
playing
has
finished
-
Move
clockwise.
In cases
where the tonearm
fails to return
after the
last
groove
of the record
-
Move
counterclockwise.
@Speed
adjustment
(with
pitch
conlrol
knobs)
(See
Figs.
21 and
22.)
Strobe
dots
are set
on
the rim of
the turntable
platter
accord-
ing to
the
power
frequency
and the
number
of revolutions
of
the
records,
Make
adiustment,
referring
to strobe
dot indica-
tion.
(See
Fig.21.)
45
rpm
33-1/3
rpm
50
Hz
60 Hz
1.
j
Set the soeed selector
to the number of
revolutions to be
adJusted.
(See
Fig.
22.)
Release the arm clamp
and raise
the cueing
lever.
Move the tonearm
to a sliqht extent
towards the turntable
D i atter.
The
strobe
illuminator/pilot
lamp will be
lit for illuminating
the strobe dots.
While turning the
pitch
control knobs
either
to
"
+"
side or
"
-"
side, ad.iust
to such
an extent that the strobe
dots of
the turntable
look
as if
they were stationary.

Technics SL-1900 Specifications

General

Brand	Technics
Model	SL-1900
Category	Turntable
Language	English