Sony TC-150 - Automatic Shut-off Mechanism; Tape Travel Operation

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1-2. AUTOMATIC
SHUT-OFF
MECHANISM
TC-I
50
mechanism is
so
designed t
hat
it
is
automati-
cally
shuts
tape
tr
ansport
off
at
ta
pe
en
d
in
reco
rd
or
playback
mode
. When
the
tape
comes
to
the
end,
the
tape tension
sto
ps
th
e
tak
e-up reel spindle
from
rotating. This
mechanism mechanically d
et
ects
such
During
tape
travef:
D
~
n
©
motor
TC-150/B.
BT-50
st
op
of
the
reel spindle
rotation
a
nd
returns
ta
pe
transport
to
s
top
mode.
This
op
eration
in
playback
mode
is
described as
follows.
The
operatio
n in record
mode
is
the
same
as
in
playback mode.
0
0
0
@pulley
be
;
-
.
..
,
.
.
®
dri..,.
belt
@
friction
pullr,,
■
The
motor
rotatu
the
frictio
n
pulley
clockwi#.
(
O,wat
l
on
or<Nr:
@ -
@)
II
The
pin
of
the
shut-off
/
rAr
A
mow,
only
within
portion
O
b«:au•
th•
clockwiSII
fore» is
applied
to
the
detect•
ing
lewr.
(!)
intermediar.,
pulley
3 -
second
gar
@
$
pind
l•
drum
,_.,
,_/
cam
{Jtlllf
■
Th•
intermed
;.re
pulley
rotatn
the
cam
gnr
through
t
he
second
gear.
,.