Technics SL-1200MK2 Operating Instructions

Caution:
Never connect the AC power plug before assembly has been
- completed. ;
Attach
the
dust
cover
last,
so
that
assembly
and
adjustments
can be made most conveniently.
@ Checklist of parts
Turntable unit ....
Turntable platter
Turntable mat ..
Dust cover .....
45-rpm adaptor ...
Balance weight ...
Auxiliary weight .
Headshell ........
Overhang
gauge
..
:
Shell weight ................ ccc cece ccc ecc cee ecueeeees 1
eaaeoenn nnn
Assembly
and
set-up
@
Installation
of
turntable
platter
1.
Place
the
turntable
platter
on
the
center
spindle.
Note:
The
rotor
is
connected
to
the
underside
of
the
turntable
platter.
(The
magnet
of
the
motor
is
attached
to
the
turn-
table
platter.)
To
maintain
optimum
performance,
extra
Care
should
be
taken
to
prevent
adhesion
of
dust
or
iron
filings
to
the
magnet
and
not
to
damage
the
magnet
by
dropping
it.
Do
not
remove
or
loosen
the
screws.
Should
the
Position
of
the
fixed
magnet
be
altered
by
loosening
the
securing
screws,
the
rated
performance
of
the
unit
cannot
be
guaranteed.
(See
Fig.
2.)
2. Place the turntable mat on the platter.
@ Installation of cartridge (See Fig. 3.)
When
you
install
a
cartridge,
refer
to
the
operation
instruc-
tions of that cartridge.
Ouring
installation,
attach
the
stylus
protector
to
guard
the
Stylus tip from damage.
1,
Connect
the
lead
wires
to
the
cartridge
terminals.
The
terminals
of
most
cartridges
are
color
coded.
Connect each lead wire to the terminal of the same color.
White (L+)......... Left channel+
Blue (L-) .. Left channei~
Red (R+). . Right channel+
Green (R-) ...... Right channel—
2.
Install
a
cartridge
to
the
headshell,
and
tighten
it
with
screws provided with the cartridge.
Note:
Use the shell weight only for a lightweight cartridge
(less than 6g ). (See Fig. 4.)
@ Adjustment of overhang (See Fig. 5.)
1. Insert the headshell into the gauge.
2. Loosen the mounting screws and move the cartridge
forward or backward until the stytus tip lines up with the
edge of the gauge.
3. Tighten the mounting screws without moving the car-
tridge.
Note:
Your
cartridge
is
now
adjusted
for
lowest
tracking
error
and minimum distortion.
This
gauge
is
exclusively
designed
for
this
tonearm.
@
Installation
of
headshell
(See
Fig.
6.)
insert
the
headshell
into
the
front
end
of
the
tubular
arm,
and
turn
the
locking
nut
clockwise
(in
the
direction
shown
by
the
arrow
“‘A”),
with
the
headshell
firmly
held
horizontally,
@
Installation
of
balance
weight
(See
Fig.
7.)
Place
the
balance
weight
on
the
rear
shaft
of
the
tonearm.
Note:
In
case
the
cartridge
weight
exceeds
10
g,
itis
necessary
to
fix
the
attached
auxiliary
weight
over
the
rear
shaft
of
the
arm.
With
this
auxiliary
weight
in
use,
it
is
possible
to
use
any
cartridge
whose
weight
is
in
the
range
of
9.5-13
g.
(See
Fig.
8.)
@
Adjustments
of
horizontal
zero
(0)
balance
and stylus pressure
1.
Remove
the
stylus
protector,
if
your
cartridge
has
a
detachable
one.
Be
careful
not
to
touch
your
fingers
to
the
stylus
tip.
2.
Release
the
arm
clamp
and
lift
the
tonearm
from
the
arm
rest
to
free
it.
3.
Turn
the
entire
balance
weight
clockwise
(indicated
by
the
arrow
“‘A’)
or
counterclockwise
(indicated
by
the
arrow
“B”)
until
the
tonearm
is
approximately
balanced
horizontally
(floats
freely).
(See
Figs.
9
and
10.)
Note:
(A)
Excessive
forward
advancement
of
the
balance
weight
Causes
the
cartidge
side
to
be
lowered.
{B)
Excessive
backward
retreatment
of
the
balance
weight
causes
the
cartridge
side
to
be
raised.
(C)
Upon
balancing
between
the
balance
weight
and
cartridge, the
tonearm
is
held
horizontal.
During
the
adjustment
of
the
horizontal
zero
(0)
balance,
be
careful
that
the
stylus
tip
of
the
cartridge
does
not
contact
the
turntable
mat
or
turntable
base.
4.
Atter
the
tonearm
is
horizontally
zero
(0)
balanced,
tem-
porarily
refasten
the
tonearm
with
the
arm
clamp.
5.
Hold
the
balance
weight
stationary
with
one
hand
as
shown
in
the
picture,
and
rotate
only
the
stylus-pressure
ring
to
bring
the
numeral
“0”
of
the
ring
into
alignment
with
the
center
line
on
the
tonearm
rear
shaft.
(See
Fig.
11.)
The
adjustment
of
the
horizontal
zero
(0)
balance
is
now
completed.
6.
After
adjusting
the
horizontal
zero
(0)
balance,
turn
the
balance
weight
in
the
direction
of
the
arrow
and
align
to
the
correct
stylus
pressure.
(See
Fig.
12.)
(Follow
the
cartridge
manufacturer's
recommendation.)

Technics SL-1200MK2 Specifications

General

Product color	Silver
Power requirements	AC120V, 60Hz
Signal-to-Noise Ratio (SNR)	78 dB
Power consumption (typical)	14 W

Weight and Dimensions

Depth	360 mm
Width	453 mm
Height	160 mm
Weight	12000 g