Bose F1 Model 812 Passive, Owner'S Manual, Page: 11 / 164

English - 11
Operation
F1 Subwoofer Control Panel
Note:
For a complete list of LED indications and behaviors, see “LED Indicators” on page 19.
FRONT LED selector switch:
• POWER enables LED to indicate power
status.
•
LIMIT
enables LED to indicate limiting.
•
OFF
turns off LED.
POWER/FAULT: indicates power/fault
status
• Blue = power on.
• Red = fault condition.
LIMIT:
Amber = system limiting.
SIGNAL/CLIP:
Displays the input signal
status in color.
• Green = signal present.
• Red = signal clipping - input signal too
high.
VOLUME – Adjusts subwoofer volume.
Middle detent position is 0dB – nominal
position when the F1 Model 812 and F1
Subwoofer are connected to a mixing
console. Use 0dB position for a line-level
signal input.
LINE OUTPUT EQ:
(See “Setting EQ selec-
tor switches” on page 12.)
•
THRU passes input signal to the output
with no filtering. Recommended when
using with F1 Model 812.
• HPF passes input through a high-pass
(100 Hz) filter. Affects LINE OUTPUT
signals only.
LINE OUTPUT 1 & 2:
Individual outputs that provide
balanced line output signals
(pre-volume control) that can be
sent to powered loudspeakers
or additional subwoofers.
Note: When the LINE OUTPUT
EQ selector switch is set to
THRU, the LINE OUTPUT signal
will be full range.
LINE INPUT 1 & 2:
Combination XLR – ¼" phone
connector inputs that accept
line level signals.
AC input connector.
POWER
on/off switch.
POLARITY:
•
NORM
is used when when the
F1 Model 812 loudspeaker is
mounted on the supplied stand.
•
REV
may be used to better align
the bass when the subwoofer is
located further away from the F1
Model 812 loudspeaker.