Powered Subwoofer Basslink II
TROUBLESHOOTING
BassLink II (4sc, if installed)Y PROBLEM: Y PROBLEM:
Y PROBLEM: No output from BassLink II when head-unit BassLink II produces a loud humming noise
POWER LED not lit. fader control set to front or rear (in a 4-channel with the system OFF when using speaker-level
connection).inputs.
CAUSES and SOLUTIONS:
1. Fuse is blown and needs replacement.CAUSE and SOLUTION:CAUSE and SOLUTIONS:
2. Head unit not functioning properly. CheckInput connections are improperly wired. VerifyThis problem is caused by a feedback loop
remote voltage, and power, ground orall connections (see Applications starting onbetween your speakers and the high-level inputs
remote connections.page 3).of BassLink II.
Choose one of the following solutions:
Y PROBLEM: Y PROBLEM:
POWER LED is lit but there is no bass.BassLink II turns on before head unit is com-1. Connect a wire from the REMOTE terminal on
pletely on and produces a Othump� sound.BassLink II to the remote turn-on of your head
CAUSES and SOLUTIONS:unit or to the vehicleOs accessory circuit. On the
1. Inputs are not connected. Check connections.CAUSE and SOLUTION:control panel, slide the AUTOTURN ON switch
2. Head-unit fader control is not set properly.For speaker-level connections, head unit is to the OFF position.
Adjust head-unit fader control to feed audioproducing a false turn-on signal. On BassLink
signals to BassLink II.IIOs side panel, slide AUTOTURN ON to OFF. 2. Connect the supplied capacitors between
each of the speaker outputs of the head unit
and the speakerOs positive lead, as shown
Y PROBLEM: Y PROBLEM: in Figure 18. Connect each positive lead of
BassLink II sounds muddy or distorted.BassLink IIOs POWER LED remains on after headBassLink IIOs high-level inputs to the head-unit
unit is turned off.side of the capacitors. Use one capacitor per
CAUSES and SOLUTIONS:speaker input channel.
1. Gain is set too high and SERVO LED is lit CAUSE and SOLUTION:
constantly. Readjust GAIN control (seeFor speaker-level connections, this is normalFigure 18. Connecting supplied capacitors.
Tuning BassLink II on page 6). operation when AUTOTURN ON is set to ON.
2. Bass is set too high. Readjust BASS BOOSTBassLink II will remain on another 5 to 10 min-
control (see Tuning BassLink II on page 6).utes after sensing that audio signals are not
3. Head-unit output is distorted or blown. Seepresent before shutting down.
your authorized Infinity car audio dealer.
8
+ Speaker wire
from head unitCapacitorTo + speaker-level
input on BassLink IITo + speaker lead |