Dual 1211 Service Manual

Symptom Fig . 9
Tonearm head is not
parallel to
turntable platter
Cause
Orientation of tonearm head an
tonearm tube has
altered because
of jolting in transport (shipping)
Remedy
Remove turntable
platter with the
help of a screwdriver inserted
trough the
hole in the chassis
placed there for the purpose.
Loo—
sen screw on tonearm head. After
correcting the
tonearm head, tighten
screw. (Fig. 9)
Symptom Cause Remedy
Stylus
skips
a) Tonearm
not balanced
a)
Balance tonearm according to operating
instructions
b) Stylus force too lau
b) Set
stylus force to cartridge manu—
facturer's recommended
value
c) Stylus worn
or chip— c)
Replace stylus
ped
d) Excessive friction in
d) Check tonearm horizontal pivot
tonearm
bearing
e) Ball (255) missing
e) Replace ball
(255)
from shut—off rail
Tonearm sets down beside Arm segment(276) icor—
tonearm
rest
rectly adjusted
Horizontal
pivot fric—
tion too high
Vertical movement of
tonearm is impeded
du —
ring set—down cycle
Tonearm is set too high
an tonearm
lift. Main
layer jams against guide
pin of lift
screw as—
sembly
Correct
adjustment: Loosen machine screw
(274/275) and rotate
segment(276) until
adjustment is correct, namely
when arm
lowers
onto rest without
binding. Tighten
screw
Stylus should be
na farther from record
surface
than 1/4". Adjust
a) Bearing
friction too
a) Check bearing screw (46) and
arm balance
high
b) Lift screw
(250) b) Remove and clean lift screw
jams in
guide sleeve
of arm
segment (255)
7

Dual 1211 Specifications

General

Weight	6.5 kg
Speeds	33, 45 RPM
Platter	Aluminum
Wow and Flutter	<0.15%
Drive Type	Idler Wheel Drive