Sony APR-5001 Series Operation And Maintenance Manual page 176

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TAPE
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D
E R A S E H E A D
Figure 6
-
11
.
Erase Head Adjustments
STEP 1 Turn the height adjustment
screw
( refer to
Figure 6 -
12 ) clockwise to
raise the head
or
counter clockwise to lower the head
.
Figure 6 - 12 . Headsfack Adjustment Screws
n
u
r
6.5 . 7 Headstack identification Code
3
3
U
NOTE
;
This adjusts the height of the front
of the head only
.
3
Before installing the headstack , check that the
DIP
switch setting
on
the headstack
.
Assure that
it is valid
.
( See Figure 6
-
13
, Headstack Identifi
-
cation Codes . )
3
c
L
F
3
STEP
2 Turn the zenith
adjustment
screw
in the
same
direction
to
compensate for the tilt
created when adjusting the head
height .
This will adjust the height of the rear of
the head
.
(
c
Q
J
3 TK STACK I D
MONO
2 TK t
3
3
1 / 4
A
1
/
4
B
1 /
2 A
1 /
2 B
0 0
1 1 / 4 A
1 / 4 B
1 / 4 A
1 / 4
B
1 / 4 C
1 / 4 D
1 / 2 A
1
/ 2 B
F
0 1 0
0 1 1
1
0 0
t
LI
N A
STEP 3 Turn
the azimuth adjustment the same
number of turns in the
opposite direction
to compensate for the tilt created
by chang
-
ing the height
.
3
N A
F
l
N A N A
F
y
N A
1 1
0
N A
F
t
»
SPEED
STEP 4 .
Always verify the head zenith after ad
-
justing
the head height
. ( Refer to Sec
-
tion
6.5
.
7 Head Zenith Adjustment . )
1
2 3 4 5 6 7 8
0 D 0
D
0 0 0 0
OLOPENE °
OPEN
0 3.75
—
15
7.5
—
30 1
Always
, verify height adjustment after
Zenith adjustment
is performed .
STEP 5
TRACK
MONO
2 TK
3 TK
0 0 1
0 1 1
Figure 6
-
13
.
Headstack identification Code
6
-
12