CONTROLS AND THEIR FUNCTIONS
AMPLI FI ER MODE
indica-
tor lamp
Either
th
e
4CH or 2CH lamp
lights
up to indicate
the set-
ting
of the
AMP
CONTROL
switch
on
the
rear
panel
which
determines
the
mode
of the amplifiers.
The switch
is preset at the factory
for 4-
channel
amp
operation
so
the
4CH
pilot
lamp
should
light
up unless the switch
has
been reset for 2-chan nel
a
mp
operation.
Thi
s s
witch silences interesta-
tion
noise on the
FM
band,
but
it may also e
l
iminate
the
signal
of
a weak
and distant
station
a
long
with
the inter-
station
noise.
Therefore,
set
this
switch
to
of
f
(by press-
ing button
release) when
re-
ceiving
a
weak
or
di
s
tant
st
a
tion
.
The
LOU DN ESS
control
boosts
bass and treble
tone
s
at
low
listening
levels.
Our
ears hav
e
less sensitivity
to
low
and high
frequenci
e
s
at
low
I is.tening l-evels, and the
LOUDNESS
control
com
-
pensates for
this
deficiency.
This
control
should
be
switched
off
when
listening
at no
r
m
a
l
and high levels
.
The
TAPE
MON(lTOR)
switch
is u
s
ed when
operat-
ing a tape recorder
for moni-
toring
a recording
o
r f
o
'
r tape
reproduction
.
With
the
but-
ton
pushed
in,
s
ound
re-
corded
on the tape is heard.
When the button
is released,
the sou
r
ce signal is heard.
The
tape
monitor
switch
should
be kept
switched
off
(by
button
release)
unless
monitoring
or tap
e
playback
i
s
performed
.
The
TUNING
knob
selects
the desired
AM or FM
station
signal.
Adjust
it
for
maxi-
mum
deflection
of
the SI G-
NAL
meter
as you
listen
to
the
sound
output
from
the
speaker
s
.
VOLUME control
This
is a dual
concentric
friction
type
knob
which
permits
all
four
channel
levels
(front
left
and
right,
rear
left
and
right)
to
be adjusted
simultaneously.
However,
by
holding
one knob
firmly,
the
other
may
be rotated
separately.
The
large outer
knob
adjusts
the volume
levels of both
rear-left
and
rear-
r
ight
speakers
simultaneously.
The
smaller
center
knob
adjusts
the
levels
of
both
front-left
and
front-right
speakers simultaneously.
Volume
is minimum
at full counter-
clockwise
position.
Rotation
clockwise
increases
volume
level.
Switch
positions
and
func-
tions are as follows:
AM -
For AM reception.
FM -
For FM monaural
and
stereo
reception
.
Automatic
switching
is
performed
for
FM
monaural
and
stereo
sources.
When
a
n FM stereo
broadcast
is
tuned
in,
the
"FM
STER EO"
indicator
lights up.
PHONO
-
In
this
position
the record
p
'
layer is available
if
one
is connected
to
the
PHONO
input
jacks
on the
rear panel.
CD-4
-
Use this position
for
reproducing
CD-4
discrete
disc
records,
in conjunction
with
a
CD-4
demodulator
"KCD-2"
(optional
equip-
ment
-
see under "Operating
Instructions").
The
"CD-4"
indicator
will
light
up.
"RADAR"
lights
up
to
indic
a
te
actual
CD-4 discrete
disc reproduction
in progress.
AUX
-
Selects
source
con-
nected
to
the
AUX
input
jacks.
This
is
a
dual
concentric
friction
type
control.
By
holding
one knob
firmly,
the
other
may
be
rota
t
ed
sepa-
rately
,
thus
providing
in
-
dependent
balance
level ad-
justment
of the front
or rear
sides.
When
BALANCE
is set
at
"0"
position,
both
left
and
right
speakers operate
at the
same power.
When
it is turn-
ed to the left,
the left
chan-
nel
is
accentuated
.
When
turned
to the right,
the right
channel
is accentuated.
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