Teac A-4070G - Page 10

5 HEAD ALIGNMENT —MECHANICAL—
NOTE
Head
alignment
is
adjusted
at
the
factory
to
very
critical
tol-
erances.
Normally
HEAD
ASSEMBLY
replacement
will
require
only
minor
alingments
or
adjustments.
Complete
readjustment
should
only
be
necessary
after
an
individual
head
is
replaced.
The adjustments are made as follows:
FORWARD SIDE
@ERASE/RECORD COMBINATION HEAD: The record head pole should be above
the
edge
of
a
threaded
tape
by
the
width
of
thin
pencil
line.
NOTE: Erase head should be heavy pencil line.
@PLAYBACK
HEAD:
The
playback
head
pole
should
be
even
with
the
top
of
a
threaded
tape.
e
e HEIGHT
ADJ . SCREW
e
m) e AZIMUTH
ADJ . SCREW
Fig. 5-1 Head Alignment and Adjustment sede Seco es oe |
M-0287
ERASE/RECORD PLAYBACK ERASE /RECORD
COMBINATION cabaeiea COMBINATION
REVERSE SIDE
@ERASE/RECORD COMBINATION HEAD: The record head pole should be bottom
the edge of a threaded tape by the width of thin pencil line.
NOTE: Erase head should be heavy pencil line.
@PLAYBACK HEAD: The pole of the playback head should be even with t he
bottom of a threaded tape.
NOTE
Azimuth adjustments are given in the section on MEASUREMENT AND
ADJUSTMENT -ELECTRICAL-