OPERATION
Power
When the unit is plugged inNote: It will take several min-sumption is minimal when the
and the power switch is onutes for the LED to turn fromsubwoofer is not receiving a
and no signal is received, thegreen to red after the inputsignal. Of course, the sub-
LED on the top of the unit willsignal to the subwoofer iswoofer can be turned off,
turn red. When a signal isremoved. Due to JBLOs uniquewhenever desired, if you do
present, the LED will turnhigh-output, high-efficiencynot wish to leave it in auto
green.amplifier design, power con-(standby) mode.
Level Control
The subwoofer Level Controlsize, subwoofer placement,
adjusts the volume of the type of main speakers and
subwoofer relative to the restposition. Adjust the subwoofer
of the system. Proper levellevel so that the volume of the
adjustment depends on sev-bass information is pleasing
eral variables such as roomto you.
Crossover Adjustments
The Crossover Frequency
Control determines the highest
LEVELfrequency at which the sub-
MinMax
LFE NORMALwoofer reproduces sounds. If
PHASE011801your main speakers can com-
fortably reproduce some low-
CROSSOVER
FREQUENCYfrequency sounds, set this
50Hz150Hz
control to a lower frequency
L Rsetting, between 50Hz and
LINE LEVEL IN
100Hz. This will concentrate
For LFE use L or R
the subwooferOs efforts on the
L
HIGHultradeep bass sounds
LEVEL
IN
Rrequired by todayOs films and
+ �music. If you are using smaller
bookshelf speakers that do not
ONOFF120V
extend to the lower bass fre-
POWER60Hz
quencies, set the low-pass
crossover control to a higher
setting, between 120Hz and
150Hz. This control is not used
Northridge E Series
when the LFE switch is in the
RISK OF ELECTRIC SHOCKCAUTIONDO NOT OPEN
OLFE� position.
6 |
ACEC
