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4 . 3 A U T O - R E T U R N O P E R A T I O N
1. Gear B is rotated by detection of auto-return.
2. Lever D moves along the groove of gear B, and
t h e t o n e a r m i s l i f t e d ( F i g . 5 ) .
Lever A is pushed and the tonearm
t o t h e a r m r e s t b y l e v e r D ( F i g . 6 ) .
F i s . 5
is returned
_, -i.
F i s . 6
When gear B has rotated one revolution, lever
D is returned to its original position.
When lever D has returned to its original posi-
tion, lever B is pushed by lever A and the
m i c r o s w i t c h i s t u r n e d O F F ( F i g . 7 ) .
W h e n t h e m i c r o s w i t c h i s t u m e d O F F , t h e
motor is stopped, and the turntable also stops.
P L - 5 1 E l
4 . 4 A D J U S T M E N T
4.4.1 Auto-return Detection Position
1. Plate B contacts the tooth of gear A, the turn-
table is rotated, and the auto-return detector is
reset.
P l a t e B
F i s . 8
Adjust the adjusting screw so that plate B con-
tacts the tooth of gear A when the stylus has
reached a point 62mm from the center shaft.
@
Remove rubber cap
t ) .
2 .
4 .
5 .
6 .
L e v e r A
M i c r o s w i t c h
A d j u s t i n g s c r e w
F i s . 7
F i s . 9
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