TANDBERG 6000X Series User Manual

5.0 HEAD
ALIGNMENT
WITHOUT
TANDBERG
TEST
TAPES,
MODEL
6041X
5.1 Playback
Head
5.1.1 Height
Alignment
The height
of
the
playback head
is aligned by
the height
adjustment
screws
(A), ref. fig. 3.1.
The upper
edge of
the tape shall
run
flush
with the upper
part
of
the head
lamination
for channel
L.
5.1.2 Azimuth
Alignment
Play
back
a standard
azimuth
alignment
tape
with
a
VTVM connected
to each
output. Adjust the
position
of
the
playback
head
by
the
azimuth
adjustment screw
(B)
ref.
fig. 3.1,
until
maximum
reading
is
obtained
on
the
output
meters.
5.2 Record
Head
Follow the
instructions
given
under
paragraph
4.2.
5.3 Bias
Head
Follow
the
instructions
given
under
paragpaph
4.3
5.4
Erase
Head
5.4.1 Height
Adjustment
The height
of
the erase
head
is
aligned
by
the
height
adiustment
screws
(K
and
L) ref.
fig. 3.1.
Approx.
0'25
min
tfO
mils)
of the ferite
core
for
the upper
track of
the
erase head
should
be
visible above
the
tape.
5.4.2
Azimuth
Adjustment
Align the
azimuth
position
of
the erase
head
by
the
azimuth
adjustment
screws
(K).
The erase head should
be
parallel
with
the
mounting
plate for the heads.
The
azimuth
position
of
the erase
head is
not critical.
5.5
Model 6021X
The alignments
specified in
paragraph 5.0
are
valid for
model
6021X
with the exception of
paragraph
5.2 which
is superseded by
4.2.
Paragtaph 4.2.1
is superseded by
6.2.2.Paragraph
5.4.1 is superseded by 6.2.1.
6.0
TRACK
CONTROL
6.1
Model 6041X
6.1.1
Record Head
Record a 1.000
Hz signal
from
a
generator
well
above
optimum
recording
level in stereo
A-test
on tracks
1
and
3 for approx. 5 seconds.
Turn
the
tape around and
make
a similar
recording on
tracks
4 and 2.
Cut the
tape
and
dip
it into a mixture of
fine
glained
iron oxyde
powder
and alcohol
(Magna
See solution)
to make
the recording
visible.
The
spaces
between
the recorded
tracks
should
be
distributed
equidistant across
the tape, ref.
fig.6.1.
Readjust the
height
position,
if necessary,
and
recheck
the azimuth
alignment.
6.1.2
The Erase
Head
Insert a
full-track
prerecorded tape and
record
a 1'000
Hz signal
from a
generator, well
above
optimum
record'
ing level in mono
on
track
3
(channel
R). Cut
the
tape
and dip
it into
the
Magna
See
solution.
Check'that
the
prereeorded
track is
in the
centre of the
erased area,
ref'
fig.6.2. Adjust
the
vertical
position
of the
erase head
if
necessarv.
6.1.3
Playback
Head
Record a 1.000
Hz signal on
track
1
(channel
L) and
a
500 Hz
signal
on
track 3
(channel
R)
at
optimum
recording levels.
Turn the
tape
around
and
play
back
track 2
(channel
R)
at
maximum
volume.
No signal
should
be heard. Raise
the
playback
head
if
the
1.000
Hz
signal
is heard. Lower
the
playback
head
if the 500
Hz
signal is heard.
Recheck the azimuth
position.
,-t
tn
-
-
Too
high
Correct
Fig. 6.1
Track measurement
of record
head
-
-
Too high
Correct
:
:
Too
low
Fig. 6.2
Track measurement
of erase
head
Too
low
tro

TANDBERG 6000X Series Specifications

General

Brand	TANDBERG
Model	6000X Series
Category	Cassette Player
Language	English