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Amplifier Configuration Controls
Each zone has a set of controls you must use to configure the sound for the speakers connected to that zone.
Dial or
Function
Switch
LEVEL
Adjusts the input signal level for the zone
Sets a full-range filter on the zone.
FULL
Allows all frequencies. This is usually used when full-range speakers are connected to the zone,
and no subwoofer is present.
Sets a low-pass filter on the zone.
LPF
Filters out mid to high frequencies that only full-range speakers should produce. This is usually
used when a subwoofer is connected to the zone.
Sets a high-pass filter on the zone.
HPF
Filters out low frequencies that only subwoofers should produce. This is usually used when
smaller speakers are connected to the zone.
Adjusts the crossover frequency for the zone
You should adjust this based on the LPF/HPF setting:
• When LPF is selected, all frequencies below the FREQ setting are passed to the subwoofer
FREQ
connected to the zone.
• When HPF is selected, all frequencies above the FREQ setting are passed to the speakers
connected to the zone.
Adjusts the gain on the 45 Hz level.
BASS
This control is available on ZONE 3 only.
BOOST
This setting should be adjusted only when you connect a subwoofer or full range speakers
capable of low frequencies to the zone.
12
(Adjusting the Level for a Zone,
page 13).
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