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Sanyo RD2016 - Amplifier Adjustments

Sanyo RD2016
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AMPLIFIER
ADJUSTMENTS
1.
HEAD
AZIMUTH
Tape
select
switches:
NORMAL
Dolby
switch:
OFF
Tape
to
be
used:
Test
tape
(10
kHz)
Load
a
test
tape
and
depress
the
PLAY
button.
Adjust
the
head
azimuth
screw
so
that
the
LINE
OUT
level
becomes
maximum.
Repeat
the
adjustment
on
both
channels
and
both
sides
of
the
tape.
2.
PLAYBACK
OUTPUT
|
Tape
select
switches:
NORMAL
Dolby
switch:
OFF
Tape
to
be
used:
MTT-150
(Dolby
tape)
Load
a
test
tape
and
depress
the
PLAY
button.
Adjust
SVR701
and
SVR801
so
that
the
LINE
OUT
level
becomes
0.75V.
SVR701,
801
0,75V
LINE
OUT
3.
PLAYBACK
FREQUENCY
CHARACTERISTICS
Tape
select
switches:
NORMAL
>
CrO,
Dolby
switch:
OFF
Tape
to
be
used:
Test
tape
(1
kHz,
12.5
kHz/—20
dB)
Put
in
the
test
tape,
set
the
TAPE
SELECT
switches
in
the
NORMAL
position,
and
depress
the
PLAY
button.
Confirm
that
12.5
kHz
output
is
within
—3
~
+3
dB
range
as
1
kHz
output
is
taken
to
be
0
dB.
(confirmation
on
playback
frequency
characteristics
under
the
NORMAL
setting
of
the
TAPE
SELECT
switches)
When
the
TAPE
SELECT
switches
are
set
in
the
CrO,
position,
confirm
that
12.5
kHz
output
drops
by
8.2
dB
as
that
of
the
NORMAL
setting
taken
to
be
0
dB.
(confirmation
on
playback
frequency
characteristics
under
the
CrO,
setting
of
the
TAPE
SELECT
switches)
NOTE:
In
the
case
where
the
aforementioned
values
are
not
satisfied,
perform
adjustment
of
head
angle
of
the
foregoing
para.
1
and
other
again.
NORMAL
12.5kHz
..
—
to
+3dB
8.2dB
down
(CrO,
)
LINE
OUT
.
VU
INDICATOR
Tape
select
switches:
NORMAL
Dolby
switch:
OFF
Feed
input
signal
—23
dB
(1
kHz)
into
the
recording
input
terminal,
and
bring
the
set
in
the
recording
state.
Turn
the
INPUT
LEVEL
control
knobs,
and
confirm
that
0
dB
LED
of
the
VU
INDICATOR
lights
up
when
monitor
output
is
0.53V.
if
it
does
not
light
up,
adjust
with
the
following
pro-
cedure:
*{n
the
case
of
lighting
with
monitor
output
of
less
than
0.53V
—1
dB,
cut
off
the
DOWN
indicated
resistor
(R751,
851).
*In
the
case
of
lighting
with
monitor
output
of
more
than
0.53V
+1
dB,
cut
off
the
UP
indicated
resistor
(R753,
853).
NOTE:
Refer
to
the
PARTS
LOCATIONS
diagram
on
Page
5
for
position
of
resistors.
let
-
co
WwW
8
os:
-f
3
6
+
dB
=a
ee
O%
20%
40%
70%
100%.
1G0%e
200%
ee
=
rigt
—-
CO
14
8
3
0
3
6
+
dB

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