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PREPARATIONS BEFORE OPERATION
BEFORE SWITCHING THE POWER ON
Initially,
set
the controls
as
follows:
1.
VOLUME control
at
MIN.
2.
All
three
BALANCE controls at
center.
3.
All
BASS and
TREBLE controls at
center.
4. FM MUTING switch pushed at OFF.
5.
TAPE MONITOR switch
not
pushed
(off
posi
tion).
6. FUNCTION switch at FM MONO.
?.
MODE switch
at
4CH CD-4.
8. SPKR
ON
-
OFF switch ON
(released).
9.
SPEAKERS
REAR
A
-
B
switch
at
A
or
B,
depending
on
connection
of
rear
speaker
sys-
tems.
Finally, turn POWER switch ON. Unit
is
now ready
to
operate.
CONFIRMATION OF CONNECTIONS AND
SOUND VOLUME ADruSTMENT
These
confirmation and adjustment
are
as
follows:
If
you
have
a
stereo
turntable
equipped
with
an
exclusive CD-4
phono
cartridge,
please
refer
to
"Before
CD-4 Record
Playing"
on page 15.
Channel
Confirmation
With
all controls set
as
above, proceed as
follows:
1.
Set
the
FUNCTION switch
to
FM MONO
and
tune
in
an
FM broadcast.
2.
Turn up
volume
to
average
listening level.
Con-
firm that
sound comes
from the four
speaker
systems
(front
and
rear,
left
and
right).
If
there is
no
sound coming
from
one
or
more
of
the
speaker systems, check speaker
system
connections.
3.
Turn
the FRONT-REAR BALANCE control to
the
extreme
left.
At
this time,
sound
should
come
from the front
speaker systems
only.
4.
Turn the
FRONT BALANCE
control
to
the
extreme
left
and
confirm that
sound comes
from
the
front left
speaker
system
(CH. 1) only. Then
turn this control to
the extreme right and
con-
firm that
sound comes
from the front
right
speaker
system
(CH. 3) only.
5.
Turn the
FRONT-REAR BALANCE control to
the right and confirm that
sound comes from
the rear
speaker systems alone.
6.
Turn the REAR BALANCE control
to
the
ex-
treme
left
and
confirn
that
sound comes from
the
rear
left
speaker system
(CH.
2) only.
Then
turn this control to
the extreme
right
and
con-
firm
that
sound comes
from the
rear
right
speak-
er systems (CH.
4) only.
If
checks
do not conform,
speaker system connec-
tions may be
in
error.
Recheck them.
After
con-
firming that
operation
is
normal,
set these
controls
to mid-positions.
Adjustment of Level
Balance
Among
4-channels
1.
After the
above
confirmation, turn the
volume
up to normal listening
level.
2.
Turn the
FRONT-REAR BALANCE
all
the
way
to
the left. Then,
tum the
FRONT BAL-
ANCE control
in
either way
to
balance the
level between the
left
and
right
speaker systems.
3.
Now turn the
FRONT-REAR BALANCE
all
way
to
the right. Then, turn the REAR
BAL-
ANCE control
in
either way to
balance
the
level
between
the
left
and
right
speaker systems.
4.
Finally,
turn the
FRONT-REAR BALANCE
control
either way
to
balance
the level
between
the
speaker systems
in the front
and rear.
rrtoNeEfl
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.
REAR RIGHT
'"^z>
REAR
REAR LEFT
FFTTI\IT
FFETNT
FIEAFI
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HIGIHT
FIIG'HT
Fig.12
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I
SPEAKER SYSTEM
PLACEMENT
Fig.
13
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