Controls / Indicator

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1EXPANDER switch

When this switch is turned ON the dynamic range is increased.

2LPF (Low-Pass Filter) FREQUENCY control

This control adjusts the frequency band output from this unit.

3INFRASONIC switch

Ultralow frequencies that cannot be reproduced even by a subwoofer speaker do not become sound but become unnecessary oscillations, which affect the sound by causing distortion, etc. Setting this switch to "15 Hz" or "25 Hz" cuts the frequencies below the respective frequency. This improves the reproduction performance

of the speakers by eliminating unnecessary oscillations which will not become sound.

4BASS BOOST switch

Sets the boost level for bass control.

•12dB position:

BASS BOOST is +12 dB.

•OFF position:

BASS BOOST is OFF.

5INPUT SENSITIVITY control

Set this control according to the pre-output level of the center unit connected with this unit, or to the maximum power output of the genuine- accessory car stereo.

Use the diagram on the right as a guide.

NOTE

For the pre-output level or the maximum power output, refer to the <Specifications> in the instruction manual of the center unit.

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