Nortek Security & Control LLC
10
a
djusTIng
your
s
ubwoofer
1.
Set the MODE switch to the ‘ON’ position .
2.
Plug the subwoofer into an electrical outlet using the included power
cord . The status LED will illuminate solid blue when power is present and
the subwoofer is ON .
3.
Set the controls and switches to their initial setup
positions:
a. VOLUME:
dial set to 50%, or 12 o’clock
b. CROSSOVER dial:
Set to LFE (if LFE input is used) .
Otherwise, set it to match the low-end frequency limit
of the satellite speakers in use . (See specifications
for the speakers installed to determine their low-end
limit .)
c. PHASE:
Set to 0
4.
Play a movie scene or music track and set the system volume to an
average level . Listen to the bass level from your favorite listening position .
Adjust the VOLUME control as desired .
5.
Continue listening to your favorite music and movie sources using the
settings chosen for volume and crossover .
6.
Experiment with the PHASE setting until you find the best setting for the
installation . Depending on your subwoofer’s placement, the bass may
sound louder or deeper when the phase has been optimized . In some
cases, adjusting phase will make no audible difference .
7.
Once calibration is complete, switch the power mode back to ‘AUTO’ if
Auto Sense mode is being used .
ON-AUTO-OFF
LFE
R
L
AC 100-120V / AC 220-240V
50-60Hz 720W
POWER
100-120V
220-240V
OFF
ON
USB POWER
5V 500mA
USB
180º
0º
50Hz
160Hz
PHASE
CROSSOVER
0
10
VOLUME
STATUS
OPTIONAL WIRELESS
RECEIVER
Low
Level
In
