Alpine 3318 Bedienungsanleitung Seite 12

6. Adjust the Front and Rear Output Level controls and set the
STEREO/MONO switch (for the subwoofer) as desired
Note these adjustments should be made before installation of
the unit. (Refer to the section " Output Level" and "STER-
EO/MONO Switch''.)
* Adjustments using the UP/DOWN touch control switches
are only possible while the indicator corresponding to the
desired mode Is |it.
PHASE Switch
The acoustic characteristics inside a car vary from car to Car.
The acoustic characteristics inside some cars and the type of
speakers used — e.g. subwoofers which are capable of reproduc-
ing very low frequencies — may throw the sound out of phase.
Listen to the sound while switching the PHASE switch back and
forth, and leave it in the position where it gives you most bass
from the subwoofer.
180° 0°
PHASE
STEREO/MONO Switch
If you are only using one subwoofer in the sound system of
your car, this switch should be set to MONO. Set to STEREO
or MONO when two subwoofers are used. Greater sound
separation is obtained by setting the switch to STEREO. On
the other hand, setting th switch to MONO will provide greater
sound volume.
12
SUBWOOFER
MONO STEREO
Output Level