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Onkyo TA-630D

Onkyo TA-630D
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TA-030D
3.
ACCU.
BIAS
CIRCUIT
ADJUSTMENT
1)
Set
up
the
tape
deck
in
the
recording
mode
of
opera-
tion
and
press
the
pause
key
to
“ON”
position.
2)
Press
the
accu.
bias
switch
to
“ON”
position,
and
turn
the
adjusting
volume
to
the
center
position.
3)
Connect
the
AC
VTVM
to
the
line
output
terminal
(L
channel).
4)
Adjust
the
400Hz
and
10kHz
oscillator
signal
to
the
4.
DOLBY
FM
LEVEL
ADJUSTMENT
1)
Set
the
input
selector
switch
to
the
DOLBY
FM.
2)
Set
the
de-emphasis
selector
switch
to
25
usec.
3)
Connect
the
AF
oscillator
to
the
line
input
terminal
and
the
AC
VTVM
to
the
line
output
terminal.
4)
Set
the
AF
oscillator
to
400Hz,
250mV.
5)
Adjust
the
output
voltage
to
1.1V
with
R803
and
R804
on
the
back
panel.
same
level
with
R639.
5)
Adjust
the
line
output
voltage
to
110mV
with
R652.
6)
Adjust
the
VU
meter
callibration
of
400Hz
and
10kHz
to
same
manner
with
R655.
K
665
7)
Adjust
the
VU
meter
callibration
to
the
0
position
with
R666.
BACK
PANEL
DOLBY
LEVEL
R
L
@reo«
@pr3
R665
FM
DE-EMPHASIS
400Hz
25
SEC
NORMAL
10KHz
BALANCE
SERVICE
GUIDE
VOLTAGE
CONVERSION
(Universal
model)
This
model
is
equipped
with
a
universal
power
transformer
to
permit
operation
at
either
power
source
of
110,,120,
220
or
240V
AC
50/60Hz.
To
convert
the
unit
to
a
different
power
source
voltage,
change
the
plug
as
illustrated
in
the
drawing
below.
CAUTION:
DISCONNECT
POWER
SUPPLY
CORD FROM
AC
OUTLET
BEFORE
CONVERTING
VOLTAGE.
VOLTAGE
SELECTOR
a
SN
ae
@
wi...
oui
For
110V
Operation
For
120V
Operation
For
220V
Operation
For
240V
Operation
eres
Holder
12

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