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Teac X-3R - HEAD AND TAPE PATH ALIGNMENT; REVERSE GUIDE HEIGHT ADJUSTMENT; FREQUENCY AND VOLTAGE CONVERSION

Teac X-3R
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2-10
HEAD
AND
TAPE
PATH
ALIGNMENT
1.
By
visual
observation,
align
the
erase,
record,
and
playback
heads
so
that
the
proper
tilt
is
obtained
for
each.
2.
Coarse-adjust
the
azimuth
of
the
erase,
record,
and
playback
heads
by
observing
each
without
a
tape
threaded.
3.
Load
a
TEAC
YTT-8013
test
tape
and
play
it
in
the
forward
direc-
tion.
4,
Fine-adjust
the
height
of
each
head
as
shown
in
Fig.
2-12.
When
adjusting,
make
sure
ail
the
screws
are
turned
proportionately
so
that
the
tilt
and
azimuth
previously
adjusted
is
not
altered.
5.
If
required,
coarse
adjust
any
head
requiring
tangency
correction.
© @
°
@
Hae
eo”
2
°
©
Ur
al
a
.
I
—|
==]
hie
@
Azimuth
©
Height
and
titt
Fig.
2-11
©)
_
Tangency
Example
of
Condition
misalignment
TILT
The
head
surface
should
be
parallel
to
the
tape
guide
pin
surface.
AZIMUTH
The
gap
of
the
head
core
should
be
perpen-
dicular
to
the
tape
path.
HEIGHT
(A)
Erase
head
The
upper
edge
of
the
upper
core
of
the
head
should
protrude
0.1
mm
above
the
upper
edge
of
the
tape.
(B)
Record
head
The
brass-colored
spacer
of
the
head
should
appear
about
as
thin
as
a
pencil
line
above
the
tape,
(C)
Playback
head
The
distance
from
the
top
head
core
to
the
top
edge
of
the
tape
and
from
the
bottom
head
core
to
the
bottom
edge
of
the
tape
should
be
equal.
TANGENCY
The
dotted
line
should
be
perpendicular
to
the
surface
of
the
tape.
Fig.
2-12
Head
alignment
conditions
X-3R
2-11
REVERSE
GUIDE
HEIGHT
1.
Check,
and
if
necessary,
align
head
and
tape
path
mentioned
in
2-10.
2.
Thread
a
TEAC
YTT-8013
test
tape
on
the
deck,
and
in
the
re-
verse
direction
run
the
tape
at
the
beginning
and
the
end
of
the
tape.
3.
Check
that
tape
moves
exactly
on
the
center
of
the
playback
head,
i.e.,
that
playback
head
height
(refer
to
Fig.
2-12)
is
also
maintained
in
reverse
play
mode.
4.
If
not,
loosen
the
set
screw
and
turn
the
reverse
guide
clockwise
or
counterclockwise
for
adjustment,
then
retighten
set
screw.
©
down
SS)
)
ES
{C
reverse
guide
pes
5
BY
eR
set
screw
Fig.
2-13
2-12
FREQUENCY
AND
VOLTAGE
CONVERSION
General
Export
Models
Only:
If
it
is
necessary
to
change
the
frequency
and
line
voltage
settings,
follow
the
instructions
below:
ALWAYS
DISCONNECT
THE
POWER
LINE
CORD
BEFORE
MAKING
THESE
ADJUSTMENTS.
1.
Remove
the
metal
housing*covering
the
top
and
sides
of
the
deck
by
unscrewing
the
three
screws
from
each
side.
2.
Locate
the
voltage
selector
on
the
right
(as
seen
from
the
front).
The
frequency
selectors
are
located
near
each
motor
as
illustrat-
ed.
VOLTAGE
CONVERSION:
3.
Turn
the
slotted
center
post
of
the
selector
with
a
screwdriver
or
coin
as
illustrated
until
the
proper
setting
is
obtained.
FREQUENCY
CONVERSION:
4,
For
each
reel
motor,
loosen
the
screws
on
the
respective
fre-
quency
selector
bar
and
jumper
the
bar
to
the
terminal
corre-
sponding
to
the
AC
line
frequency
of
your
area,
then
retighten
the
screws.
5.
Replace
the
housing
and
retighten
the
screws.
*
Decks
in
some
areas
have
a
wooden
case
which
can
be
removed
by
unscrewing
the
screws
on
the
bottom
(feet)
and
sides.
Fig.

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