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INSTALLATION
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Rear Panel
POWER SWITCH – Selects the power state of the
internal amplifi er. Set to Off to keep the SUB85
off, Auto to turn it on only when it senses an au-
dio signal, or On to keep it turned on all the time.
PHASE SWITCH – Allows the speaker phase to be
inverted to improve acoustic response in some
situations. Set to 180° to invert the signal or 0°
for no inversion.
VOLUME CONTROL – Adjusts the acoustic output
level relative to the incoming signal.
CROSSOVER FREQUENCY CONTROL – Selects the
frequency for the low-pass fi lter within the range
of 50 to 200 Hz.
LINE-LEVEL INPUT – RCA connectors for stereo
line-level signals from a preamplifi er or receiver.
LFE INPUT – RCA connector for a prefi ltered
low-frequency effects signal from a home theater
receiver or processor.
SPEAKER LEVEL IN – Connectors for speaker-level
signals from an amplifi er or receiver. Binding
posts accept banana plugs, spade lugs, pin con-
nectors, and bare wire up to 12 AWG (2.05 mm).
VOLTAGE SWITCH – Sets the amplifi er to operate
on either 120 V or 240 V. Set this switch to match
the supply mains voltage.
POWER CORD RECEPTACLE – Connector for the
supplied power cord.
SPEAKER LEVEL OUT – Pass-through connectors
for main left and right speakers when speaker-
level input is used. Binding posts accept banana
plugs, spade lugs, pin connectors, and bare wire
up to 12 AWG (2.05 mm).