Amplifier Expansion Module BassLink 4sc
TUNING BASSLINK II AND 4SC
SETTING THE FRONT SPEAKER AND5. Turn the Sub Level control (on the remoteABOUT THE PHANTOM CENTER CIRCUIT Using the Phantom Center Setup CD (included
SUBWOOFER LEVELSlevel control) to its maximum output settingwith your BassLink 4sc) youll listen to some
(fully clockwise).Note: In order for the Phantom Center to workinstructions, a spoken setup track and several
Note: Refer to page 4, Controls and Functions,Žproperly, the front speakers MUST be connectedmusic selections to determine the best adjustment
for the location of controls.6. While listening to the same track that youin correct polarity. Additionally, some factory-for your system. The first four tracks are spoken
used in step 3, turn BassLink IIs Gain controlinstalled audio systems use extensive and tracks, with Track 3 being the most important
1. Turn on the audio system and verify (usingclockwise until the servo light (located onnon-defeatable equalization and channel delay,of those tracks. Portions of Track 3 have been
the Balance and Fader controls) that theBassLink IIs end panel) begins to flash withwhich may diminish the effect of the Phantomrecorded through the equivalent of the Phantom
speakers and input channels are connectedeach bass note but doesn?t stay lit continuously.Center circuit. Center circuit. Listen to Track 3, Spoken Setup
properly when the Balance control is turnedTrack, and choose the switch position that
to the left, only the left speakers should 7. While sitting in the driver?s seat, listen toThe Phantom Center circuit provides four tuningprovides the best illusion of a person speaking
play, and when the control is turned to theyour system, making a mental note of theselections: Off, 1, 2 and 3. The three settingshalfway between the front speakers.
right, only the right speakers should play. amount of upper bass being reproduced.process the audio signal differently and provide
BassLink IIs subwoofer should play regardlessoptimization for several different car sizes andTrack 3:
of the Fader or Balance controls position.8. Switch the Phase control to the 180 positionfront speaker mounting locations. The chart0:00-0:10 Switch in the Off position
and listen again for upper bass content.below indicates switch positions that will0:11-0:21 Switch position 1
2. Turn the Rear Gain (located on the 4scs endThere may be more upper bass, less upperprobably sound best for a variety of car sizes0:22-0:33 Switch position 2
panel) and BassLink IIs Gain control (locatedbass or there may be no change. The positionand speaker locations but there is no correct0:34-0:47 Switch position 3
on BassLink IIs front panel) all the waythat provides the most upper bass is correct,setting. You should choose the one you like best.0:48-0:60 Rapid switching between
down. Turn the Front Gain (located on thebut choose either setting according to yourthe three positions
4scs end panel) to 1/4 volume. Only the frontpreference.Midrange Speaker Location
speakers should be playing. Additionally,car sizedoorsdashkick panel
turn BassLink IIs Crossover control and Bass9. Adjust the Crossover control until you hearsmall22 or 33
Boost control to their midpoint positions andonly low-frequency information coming frommid-size1 or 22 or 33
set BassLink IIs phase control to the 0 position.BassLink IIs woofer. You should use thelarge122 or 3
highest (clockwise) position possible that
3. Play a dynamic music track with substantialdoesn?t allow any vocal information to beNote: The Phantom Center circuit affects the
bass content Track 5 or 9 on the Phantomaudible from BassLink IIs woofer (when youmidrange speaker only in switch position 1, but
Center Setup CD is suitable and turn thelisten in the driver?s position).may affect the separate tweeter as well in switch
source units volume control to 3/4 volume.positions 2 and 3, depending on the tweeter?s
10.Adjust the Bass Boost control clockwise orcutoff frequency. If you have separate tweeters
4. Turn the Front Gain control up until youcounterclockwise to suit your preference.mounted in the tops of the doors or in the
hear slight distortion in the music (fuzzydashboard, and the chart indicates two possible
or crackling sounds). Then reduce the Frontswitch positions, the second position may be
Gain control slightly until the distortion isthe better choice.
no longer present.
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ACEC
