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several minutes when there is no longer any signal at the inputs.
If you plan to leave the \{A-810/1012XII unused for an extended
period of time ,we recommend that you turn off the unitby the master
power switch on the rear panel.
Trou
bl
eshooting & Service
Before seeking service for
your
VA-810/1012XIIsubwoofer, please
re-check all systems. Following is a simple troubleshooting guide to
assist you.
1. Verify unit is plugged in and power outlet used is active.
2. Is
power
switch on?
3. Is auto turn on/off set properly?
4. Is unit receiving an input signal from your source?
5. Have all controls on subwoofer (volume, crossover, phase,
etc.) been properly set?
6. If unit has been running at high levels, one of the protection
circuits may be engaged.
Has
the built-in amplifier overheated?
Has
the speaker's voice coil started to heat up?
If the protection circuitry is active, the unit may cycle on and off until
operating parameters return to normal. Under more serious condi-
tions , the unit may shut off comp)etely. Normal operation will return
upon cooling, but you may be required to turn the power off and then
on again to reset the unit.
The following conditions require service by a qualified technician:
1. The power cord has become damaged.
2. The unit does not appear to operate normally or exhibits a
marked change in performance.
3. The unit has been exposed to water.
4. Some part of the cabinet or circuitry is physically damaged.
Thank
you
for
purchasing a Velodyne!
Congratulations!
Congratulations on your purchase of a Velodyne VA-810/1012XII
subwoofer system. This system represents the state of the art in
accurate low frequency reproduction. Read and follow the instruc-
tions below to insure safe and proper system operation.
Warning!
To
prevent
fire or shock hazard, do
not
expose this equipment to
rain or moisture. To
avoid
electrical shock, do not open
speaker
enclosure or
amp
chassis cover. Please observe all warnings on the
equipment
itself. There are no user serviceable
pans
inside . Please
refer
all
service questions to
your
authorized Velodyne dealer.
Prior to installation
Please unpack the system carefully. Remove all staples used to
seal the carton as they can scratch the cabinet. Please save the
carton and all packaging materials for future use. Record the serial
number
in the space provided on the warranty card for future
reference.
Pro duct Features & Controls
• Built-in 100 watt (RMS) power amplifier
• Adjustable (40 to 120hz) low-pass crossover with bypass option
• Selectable (80 or 100hz) high-pass crossover
• Line-level inputs
& outputs
• Speaker-level inputs
& outputs with 5 way binding post connec-
tions
• Signal sensing auto turn on/off with bypass option
• Variable volume control
• selectable phase control (0 or 180 degrees)
• Detachable power cord (available on some versions)
• Magnetically shielded for video use
• Dual staggered low-pass crossover; 12dB/octave initial, 24dB/
octave ultimate
• Gain compression circuit to protect woofer from over excursion
• Input overload protection