Technics SL-1200MK2 Service Manual

.
ARM BASE ASSEMBLING PROCEDURE
4
1 . Attach the control ring to the
arm base seat . (The
control ring should be roated counterclockwise
.)
2 . Completely tighten the control ring, and then
loosen it
1
.5---2 .5 turns to set the scale to "3" . (See Fig . 11)
3 . Hold the
arm base and set the red line markon
the arm
base to the
scale near "2", then turn the
arm base
clockwise
. (See Fig . 12)
Note :
Take
care not to allow deflection of the
predetermined
positions
of the control ring and arm base seat .
Fig . 12
4 . Adjust the arm base so
that the red line mark on the
arm
base is set to the scale "3"
of the control ring . Next,
secure the positioning base
plate with two setscrews .
(See Fig . 13)
5 . Rotate the control ring and make sure that the arm
base
shifts within the range of 0-6mm . (See Figs . 14 and 15)
If it
does
not
shift within the specified range, the arm
base position is deflected . In that
case, disassemble the
parts and check as specified in step 3 .
®
ADJUST
SPRING
ENT OF CANCELLER
POSITION
If the arm body or PU base plate is replaced, be sure to set
the canceller knob to "0 .5" and make sure that the can-
celler spring is in contact with the arm shaft . (See Fig . 16)
if the canceller spring is deflected, adjust it as follows :
1 . Clamp the arm on the rest .
2 . Set the canceller knob to "0 .5" .
3 . Remove the PU base plate, adjust gear Q so that the
canceller spring is in the position of Fig . 16 .
4 . Mount the PU base plate onto the arm base and cit~ck
the spring position .

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