Teac X-7RMKII - Page 9

X=7RvcD/ X-7vcll
8.
Loosen
the
two
screws
holding
the
reinforcement
plate,
then
adjust
using
the
correction
jig
(TEAC
P/N
5736000100)
as
shown
in
Fig.
2-19.
Note:
(1)
Use
the
jig
as
near
as
possible
to
the
pinch
roller
spindle.
(2)
Do
not
touch
the
surface
of
spindle.
(3)
Use
no
other
tool
for
this
adjustment!
Fig. shows the forward erase head.
Slight space
Correction jig (TEAC P/N 5736000100)
«< *
y| im
Correction jig
Reinforcement plate screws
Tape
guide
pin
(1)
Forward
erase
head
intor
p
NOTE:
In
the
case
of
the
reverse
erase
head,
the
tape
should
be
in
contact
with
the
lower
surface
of
the
Reinforcement
plate
tape guide pin (4).
Fig. 2-17 Erase head height
Pinch roller
spindle
6. Check for any tape curling at either tape guide pin in the
closed loop portion of the tape (i.e., between the capstans).
7. If there is any tape curling at tape guide pin (2) during forward
play, do the following: Unthread the tape from the front of
the head assembly. Remove both pinch rollers. Set the deck in
the play mode. Then visually align the pinch rofler spindle with
the capstan as described below.
Fig. 2-19 Pinch roller/capstan alignment
Fig.
shows
left
side.
9.
If
the
tape
curls
at
tape
guide
pin
(3)
in
reverse
play,
correct
in
the same way (steps 7 and 8). .
10.
After
it
is
entirely
corrected
that
there
is
no
tape
curling
condi-
tion
in
the
head
assembly,
fine-adjust
each
record
and
playback
height
so that
the
brass-colored
spacer
of
forward
(reverse)
Pinch roller spindle is tilted to the left
Left pinch roller +
Tape curling
direction purpose head will show above (below) the moving
spindle
Left
capstan
: .
—
.
observed
here
tape.
(About
as
thick
as
a
thin
pencil
line).
Adjustment
should
in
the
forward
be
done
by
equally
turning
three
screws
required
correction
Tape
|
|
|
|
play
mode.
not
to
disturb
tilt
and
azimuth
regulation
conducted
before.
11.
Finally,
if
necessary,
make
rough
tangency
adjustment
of
re-
spective
head
with
tape
running.
Forward record head
Tape guide pin (2)
If
the
pinch
roller
spindle
is
tilted
to
the
left
(right)
with
respect
to
the
capstan
shaft,
tape
curling
may
occur
at
the
upper
(lower)
edge
of
the
tape
guide
pin
(2).
Fig.
2-18
Example
of
improperly
aligned
pinch
roller
and
capstan