CONTROLS AND FUNCTIONS
BassProII has controls and indicatorsPOWER LED: This indicator AUTO TURN-ON: For speaker-3. Turn the head unit ON and play a
that help simplify sonic integration withwill glow red when the BassProII level connections, used this switch toselection of your favorite music
almost any vehicleOs unique acousticis operating.activate (or deactivate) BassProIIOstrack that has substantial bass.
properties. These controls are locatedautomatic turn-on circuit. For most4. Adjust the CROSSOVER control
on the amplifier panel, as shown inGAIN CONTROL: Use this speaker-level applications, slide thecounterclockwise, until you hear
Figure 10.control to adjust the relative volumeswitch to the AUTO position. If you only low-frequency information.
(loudness) of BassProII with the otherprefer to use the remote (REM) Example � you should not hear
Power LEDspeakers in the vehicle.connection, slide the switch to the vocals coming from BassProII
Gain ControlOFF position.when seated in the normal listening
CrossoverCROSSOVER: Use this control position.
Remote Bass Controlto adjust the amount of high-frequencyREMOTE BASS5. Adjust the BASS CONTROL either
Auto Turn-On information present in BassProIIOs out-CONTROL: Use this RJ-11 jack clockwise or counterclockwise to
put. A lower value signifies less high-to connect the supplied remote basssuit your taste, and to avoid audible
frequency content.control.distortion.
6. If you elect not to install the Remote
SETTING THE CONTROLS:Bass Control, adjust the GAIN
1. Make sure the head unit is off andcontrol to the maximum level that
VOLUME control is set to minimum.provides undistorted output from
2. On BassProIIOs amplifier panel, setthe BassProII, with the head unitOs
the CROSSOVER to its maximum volume control at its 3 oOclock
frequency of 120Hz, as shown insetting.
Figure 10.
NOTE: In most cases the above steps
NOTE: If using the REMOTE BASSwill provide you with satisfactory
CONTROL, set GAIN to maximum results. However, the actual process
and set the BASS CONTROL to the may require several readjustments of
midpoint.each control, since the settings will
interact with one another. If necessary,
consult your authorized JBL car audio
dealer for help in tuning your system.
Figure 10.
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ACEC
