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Les langues disponibles
2.
Using
a normal
screw
driver
turn
ad-
justment
screw
@
until
the
stroboscope
disc
markings remain
stationary.
lf
the
markings
run
counterclockwise
turn
ad-
justment
screw
clockwise.
lf
the
mar-
kings
run
clockwise
turn
adjustment
screw coun
terclockwise.
Line frequency 50 or 60
Hz
Adapting
the
unit
for
use
at
a
different
power line frequency
is
accomplished by
changing
the motor pulley (A), which
is
secured
to
the motor
shaft
by
a
screw
and can
be
reached
by
removing
the
pl
atter.
Fis.21
Caution:
Handle
the motor pulley
care-
fu
lly.
A
bent
pulley
causes
rumble.
Part Numbers
for
motor
pulleys:
50
Hz: No.
232898
60
Hz:
No. 232 899
Removing
the platter
The turntable
is
secured
by
a
C-ring
seated
in a
notch
on
the
platter
shafl
Use
a screwdriver
to
remove
the
C-ring,
then
lift off
the platter.
Fig.22
lmportant:
When handling
the
platter
avoid touching
the
inner
surfaces
with
your
fingers
as
skin
oils can
cause
slip-
page
(and resulting
pitch dwiation)
bet-
ween
the
idler
wheel and
the driving
rim
of
the turntable.
Adjustment of tonearm indexing
When
the
operating
switch
@
is
moved
to "start",
the stylus
descends
automa-
tically and
sets
down
on the
lead-in
groove
of
the
record.
lf
the
stylus
of
another
cartridge, installed
later,
sets
down too
far
inside
or
outside
the
lead-
in
groove, adjustment
can be
made
as
follows:
4
Fig.23
Move
the
speed
selector
@
to "45".
This
makes
the
adjustment screw
@
visible.
Then
place
a
"7"
(17
cm)
record
on
the
platter and start
your unit.
lf
the
stylus
tip
sets
down
too far
inside the
lead-in
grooves,
turn the
adjustment
screw
to
the
left.
lf
it
sets
down
too
far
outside the
lead-in grooves
turn it
accor-
dingly
to
the
right.
Service
All
lubrication points are
adequately
supplied
with
oil
prior
to
delivery
to
the
customer.
Under
normal
conditions,
your
Dual
should
function
properly
for
many
years;
Do not
oil
any
part of your
Dual
yourself. Should
your
player
ever requi-
re
service,
please
take
it
to
your
Dual
dealer,
or
ask
him
for
the
address
of
the
nearest
authorized Dual
service station.
Please
make
sure
that
only
original
Dual
replacement parts
are
used.
Should shipping
of
your
Dual
become
necessary,
make sure
the
packing
is ade-
quate.
Use,
if
possible, the
original
pack-
ing material
in which you
received
your
un
it.
Electrical safety
This
player
meets
international
safety
standards
for
radio
and
related
equip-
ment (lEC
65)
and
is approved
by
the
various national safety
organizations
(VDE,
SEV,
SEN/KO,
CSA,
UL,
etc.).
Technical
data
Power supply
AC,
50
or
60 cycle
changeable
by changing
motor
pulley
Power supply voltage
1
10
-
130
Y
and
22O -
240
V,
changeable
Drive
4-pole
Dual
asynchronous
motor with
verticable
adjustable
drive pulley.
Power
consumption
(
10
watts
Current drain
64 mA approx.
at22OV,50
cycle
1 1
5
mA approx.
at i
10
V, 60 cycle
Platter
1.45
k9,270
mm diameter
Turntable
speeds
33113
and
45
rpm
Automatic
tonearm set-down
coupled
to
speed
selection.
Pitch control variation
adjustment
range
of approx.
1
semitone
(6
%)
at both turntable
speeds
Speed
accuracy deviation
<
r
0.15%
Rumble
Unweighted
Weighted
>
37dB
>
56dB
Tonearm
Torsion-resistant
tubular aluminium
to-
nearm
in
self-adjusting
pivot
bearing.
Cartridge holder
removable,
accepting
any
piezo-
electric cartridges
with
112"
mounting
and
a
weight from
2
to
10
grams
(
including
mounting hardware)
Stylus
pressure
from 0
(zero)
to
5
grams
infinitely
variable, operable
f
rom
1.0
gram
stylus
pressure up.
Cartridge
see
separate data sheet
Dimensions
329
x
274
mm
(+
20 mm
tonearm
overhang)
Weight
approx.
4.0
kg
12
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