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Sanyo RD5035 - Sanyo RD5035 Amplifier Adjustment Procedures; Head Azimuth Adjustment; Playback Output Level Calibration; Level Meter Calibration

Sanyo RD5035
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AMPLIFIER
ADJUSTMENTS
Adjust
the
OUTPUT
LEVEL
control
knob
to
the
maximum
for
all
adjustment.
1.
HEAD
AZIMUTH
EQ.
Bias
select
switches;
NORMAL
Dolby
switch;
OFF
Tape
to
be
used;
VTT-658
(10
kHz,—15
dB)
Load
a
test
tape
and
press
the
PLAY
button.
Adjust
the
head
azimuth
screw
so
the
LINE
OUT
level
becomes
maximum,
Repeat
the
adjustment
on
both
channels
and
both
sides
of
the
tape.
2.
PLAYBACK
OUTPUT
EQ.
Bias
select
switches;
METAL
Dolby
switch;
OF
F
Tape
to
be
used;
MTT-150
(Dolby
tape)
Load
a
test
tape
and
press
the
PLAY
button.
Adjust
SVR701
and
SVR801
so
the
LINE
OUT
level
becomes
0.75V
3.
LEVEL
METER
EQ.
Bias
select
switches;
NORMAL
Dolby
switch;
OFF
Set
the
unit
to
the
REC
mode,
and
the
input
signal
at
—23
dB
(1
kHz)
to
record
input
terminals.
Adjust
INPUT
LEVEL
control
knobs
so
the
monitor
output
becomes
0.53V,
then
adjust
SVR704
and
SVR804
to
obtain
0
VU
indication
of
the
LEVEL
meter.
a
4.
REC/PLAY
FREQUENCY
CHARACTERISTICS
EQ.
Bias
select
switches;
NORMAL
Dolby
switch;
OFF
Load
a
test
tape:
CA211
Set
INPUT
LEVEL
control
knobs
to
the
same
position
as
item
3
and
the
input
signal
level
at
—43
dB
(1
kHz
and
10
kHz).
Record
1
kHz
and
14
kHz
signal,
then
playback
these
signals.
Adjust
SVR703
and
SVR803
so
the
VTVM
indication
for
the
14
kHz
playback
signal
is
within
a
range
from
O
dB
to
+0.5
dB
(with
the
1
kHz
response
as
O
dB
reference).
.
RECORD
GAIN
EQ.
Bias
select
switches;
NORMAL
Dolby
switch;
OFF
Load
a
test
tape;
CN32508
Set
INPUT
LEVEL
contro!
knobs
to
the
same
position
as
item
3
and
the
input
signal
level
at
—23
dB
(1
kHz).
Record
1
kHz
signal
and
play
it
back.
Adjust
SVR702
and
SVR802
so
the
playback
output
becomes
0.53V.

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