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Teac MT-20D-IO - Page 200

Teac MT-20D-IO
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"Ferrite
head"
(3)
Replacement
procedure
(a)
Detach
the
protector
guide
in
accordance
with
Item
4-2-3.(1).
(b)
Detach
the
PCBA
Interface
Control
in
accordance
with
Item
4-4-10.
(c)
Extract
the
connector
J8.
(d)
Extract
the
contacts
(terminal
Nos.
I,
2)
of
the
solenoid
Ass'y
from
the
connector
housing.
(e)
Remove
the
cables
of
the
solenoid
Ass'
y
from
the
PCBA
holder
to
make
them
free
(Fig.
436).
(f)
Remove
the
cables
of
the
LED
indicator
from
the
cord
clamper.
(g)
Extract
the
connector
J6
of
the
head
Ass'y.
(h)
Remove
the
mounting
screws
from
the
head
Ass'
y,
and
detach
the
head
ASs'y
and
insulation
sheet.
At
this
time.
be
careful
not
to
damage
the
front
face
of
the
head
Ass'y
detached.
(Fig.
435)
(i)
Remove
the
two
mounting
screws
from
each
tape
guide,
and
detach
the
two
tape
guides
and
shims
(tape
guide)
(Fig.
450).
(j)
Remove
the
three
mounting
screws
from
the
head
base
Ass
'y,
and
detach
the
head
shift
Ass'y
from
the
main
unit
by
lifting
it
(Fig.
451) .
(k)
Remove
the
two
mounting
screws
from
the
solenoid
Ass'y,
and
detach
the
solenoid
Ass'y
and
cord
c1amper
(Fig.
452).
(1)
Reattach
the
solenoid
Ass'y
and
cord
clamper,
which
were
detached
in
step
(k),
to
the
new
head
base
Ass'y.
At
this
time,
be
sure
to
set
the
shift
spring
(solenoid
Ass'y)
to
the
curved
side
of
the
shift
collar
(head
base
Ass'y)
(Fig.
452).
em)
Attach
the
parts,
which
have
been
assembled
in
step
(1),
in
the
reverse
procedure
to
step
(j)
so
that
the
three
positioning
portions
of
the
head
base
Ass'y
are
pressed
to
the
cut
face
of
the
chassis
(Fig.
449).
- 4107 -

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