Akai GX-M10

1
eS
ee
3.
RECORDING/PLAYBACK
HEAD
HEIGHT
ADJUSTMENT
(Refer
to
Figs.
22,
23)
1)
Utilize
the
cassette
tape
used
in
Tape
Guide
Height
Adjustment
above,
and
playback
the
leader
tape
part
of
cassette
tape.
2)
As
shown
in
Fig.
22,
adjust
head
height
with
screws
(c),
(d)
and
(e)
until
the
upper
edge
of
the
tape
is
the
same
height
as
the
upper
edge
of
the
jeft
channel
REC/PB
head
core.
3)
After
cornpleting
adjustment
step
2),
playback
the
Head
Height
Adjustment
tape
(4
track,
1,000
Hz)
and
adjust
Head
Height
Adjustment
screws
(c),
(d),
(e)
to
put
the
output
power
from
both
channels
to
maximum.
4.
RECORDING/PLAYBACK
HEAD
AZIMUTH
ALIGNMENT
ADJUSTMENT
(Refer
to
Fig.
22)
1)
Playback
a
10
kHz
pre-recorded
cassette
azimuth
alignment
test
tape
and
adjust
screw
(d)
shown
in
Fig.22
to
obtain
maximum
output
on
both
channels.
2)
Invert
cassette
and
confirm
that
the
output
level
does
not
change
from
that
obtained
in
Item
4-1)
above.
If
the
output
level
differs,
adjust
in
the
same
way
as
in
Item
4-1)
above
until
both
sides
of
the
test
tape
display
equal
output.
3)
After
adjustment,
better
to
check
again
head
height
and
azimuth
alignment.
NOTES:
1.
Be
sure
to
clean
the
heads
prior
to
head
adjust-
ment.
2.
Be
careful
not
to
use
a
magnetized
driver
or
other
magnetized
tools
in
the
vicinity
of
the
heads.
3.
Be
sure
to
demagnetize
the
heads
with
a
Head
Demagnetizer
before
and
after
head
adjust-
ment.
4.
When
a‘
mirror
installed
cassette
test
tape
as
shown
in
Fig.
24
is
required,
it
can
be
ordered
from
AKAI
Electric
Co.
23