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TC-766-2
Playback Head Angle Adjustment
Turn the adjustment screws of the 2T PB head
for the highest VITVM
reading.
If the highest
peaks for L and R do not coincide, place the
1.
Mode:
playback
adjustment screw to the point where both L
PLAYBACK HEAD switch:
2 TRACK
and R outputs are same and within 1 dB from
SONY J-19-F2
the peaks.
(4th tone, 12.5kHz,
-10 dB)
Procedure:
Note: The two adjustment screws are so con-
structed to react each other.
When one
side screw
is loosened, tighten another
screw in the same angle.
LINE OUT (L & R)
2.
Mode:
playback
Loosen the adjustment screws qd) and Q) and
SONY J-19-F2
adjust
the position of the 2T PB head by
(4th tone, 12.5kHz, -10dB)
moving the screw @) in the arrowed direction
L-channel
for the highest VTVM
reading.
After
the
adjustment,
apply
a locking
com-
pound to the screws.
Mode:
playback
PLAYBACK
HEAD switch:
4 TRACK
R-channel
Adjust the position of the 4T PB head in the
LINE OUT
same manner.
Note: Slightly
touch
the supply
reel and at
On the Ol
this time the VTVM
reading deviation
| Adinet |
should be less than 1 dB.
adjust-
After the
adjustment
ly a locking
com-
ment
pound
to rseirign
ae
eH
screw
©
®
©
more ©) 90°
good
| wrong
|
Adjustment Location:
Note: Difference
between
the highest levels
adjustment screws @)
of L and R and the finally adjusted level
should be within 1 dB.
— head base —
Mode:
playback
PLAYBACK
HEAD
switch:
4 TRACK
atrack J Cartrack
Perform
the same
adjustment
for the 4T PB
PLAYBACK
HEAD
head
adjustment screw
:
;
@
Adjustment Location:
Playback Head Azimuth and Phase Adjustment
— head base —
Procedure:
&
®
@
1.
Mode:
:
playback
gy Pen
eo"
PLAYBACK
HEAD
switch:
2 TRACK
g
SONY J-19-F2
(4th tone, 12.5kHz, -10dB)
adjustment
screws
(hexagonal socket () | 1.5mm)
LINE OUT (L & R)
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