Audio Pro SUB FOCUS Instruction Manual page 7

3. FUNCTIONS
Power switch (9):
To switch the subwoofer amplifier to ON or OFF
mode. Make sure it is turned OFF during installation.
Turn OFF the subwoofer when it will not be used for a
longer period of time.
Auto Standby (4):
Set to Auto, SUB FOCUS is automatically switched to
standby mode approximately 20 minutes after input
signal ceased. It will start automatically when signal is
received. In ON mode the subwoofer will be constantly
ON.
Power indicator on amplifier (8):
The rear indiactor shows the operation status of the
subwoofer amplifier as follows:
Light off:
Red:
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9
OFF
Standby mode /ON
Power indicator on the front panel:
The front panel indiactor shows the operation status of
the subwoofer amplifier as follows:
Light off:
Blue:
Volume control (1):
The sound level of the subwoofer can be adjusted.
Use the volume control carefully, remember that
program material may contain very high energy.
LowPass (2):
The Lowpass crossover frequency can be adjusted
variably between 50 and 100Hz. This gives a unique
possibility to perfectly match the Subwoofer to your
satellite speakers. The lowest frequencies will be
reproduced only by the subwoofer.
Phase adjustment (3):
The placement of the subwoofer can have effect on
the phase between subwoofer and satellites. With the
phase adjustment the phase can be switched 180
degrees.
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audio pro
OFF/Standby
ON
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