User`s manual
Following
are
brief descriptions of
the
connections described
in
Figure 2.
More
detail
on
these
connections can
be
found
in
the
next section.
(1)
LOW-PASS CROSSOVER
Use
this
knob
to
select
the
frequency above which
you
wish
to
roll off
the
signal
to
the
subwoofer.
When
the
knob is
turned
all
the
way
to
the
left,
the
Subwoofer
Direct
feature
is invoked and
the
subwoofer plays all frequencies up
to
200
Hz.
(2)
VOLUME Control
This
control
allows
you
to
balance
the
output
from
the
subwoofer
to
the
main speakers
in
your system. This control should
be
set
to
achieve similar volume level
from
between both
the
main speakers and subwoofer.
When
pressing volume up
or
down,
set
the
level while
watching
the
LED
display
for
reference. The upper button increases
the
subwoofer level and
the
lower button decreases it.
Note:
Volume
is
also controllable
by
using
the
supplied remote.
When
defaults are restored,
the
default volume setting is
30
out of
80.
(3)
AUTO
ON/OFF
Switch
Use
this
switch
to
select
between
auto-on [active) and
constant
on [auto-on
inactive) operation.
(4)
LINE OUTPUT
Connect these jacks
to
the
LINE
IN
amp
input
to
use
the
Optimum subwoofer's internal high
pass crossover. See below
for
a
more
detailed explanation of
this
crossover.
(5)
LINE
INPUT
/LFE
Input
Connect
these
jacks
to
the
LINE
OUT
preamp
output,
LFE
output
or
subwoofer
output
jacks
of your
receiver/processor.
If using
the
LFE
output
from
your receiver
or
processor, plug
the single cable into
the
"L" -
LFE
input
or
for
more
signal, use a "Y"
connector
[not
included)
and feed
the
signal into both "R" and "L" inputs.
(6)
SPEAKER LEVEL
INPUT
Terminals
Connect these input
terminals
to
the
speaker
output
terminals
of
your amplifier
or
receiver.
If
you
use this method of connection, when
you
go
to
the
receiver speaker
set
up menu,
make
sure
you
select
the
large speaker option.
(7)
IR Input
This
is
a connection
to
allow
you
to
purchase a third-party infrared
remote
sensor
or
an
extended cable
for
placement closer
to
your
other
remote
controlled equipment. This keeps
you
from
awkward control angles using
the
infrared
remote
control.
(8)
12v
Trigger
When
this
mini jack
is
connected,
the
unit remains
in
power-off mode until
12
volts
IS
supplied
across
the
two
leads. There is no polarity requirement.
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Optimum
User's
Manual
8