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Model 102, 212 and 422 SB Powered Subwoofer
INPUT
AC
FOR115V,USET5AL250VFUSE
FOR230V,USET3.15AL250VFUSE
ACINPUT 50/60Hz 500WMAX
Model422SB
REPLACEONLYWITHSAMETYPE250VFUSE
FORCONTINUEDPROTECTIONAGAINSTFIRE,
CAUTION:
AUTOON
60Hz
40Hz 140Hz
INVERTNORMAL
NORMAL BYPASS
RIGHT L/MONO
FREQUENCY
CROSSOVER
PHASE
CROSSOVER
OUTPUT
INPUT
STANDBY
WARNING:TOREDUCETHERISKOFFIREORELECTRICSHOCK
DONOTEXPOSETHISAPPLIANCETORAINORMOISTURE.
AVIS:RISQUEDECHOCELECTRIQUE-NEPASOUVRIR
DOUBLEINSULATION-WHENSERVICINGUSEONLYIDENTICALREPLACEMENTPARTS
2001310
Crossover Control
An adjustable (40Hz to 140Hz) @ 18dB per octave low-pass cross-
over. (pages 5 and 9)
Phase Switch
This switch allows precise acoustic matching with satellite speaker
systems whose output may be phase reversed. (pages 5 and 10)
Crossover Switch
When in the NORMAL position, adjustment of the crossover can
be made by the LowPass Control. If being fed a pre-filtered or THX
signal, place the switch at the BYPASS position. (pages 5 and 9)
Low Level Output
The outputs allow daisy chaining of multiple subwoofers, or as a
return path back to the processor. (pages 5 and 6)
Low Level Input
Use the input to connect to the subwoofer or LFE line out from
your processor/receiver. (pages 5 and 6)
Front Mounted Variable Level Control and Status LED
Shown in greater detail on page 9
Product Serial Number
Write this number in the space provided on page 2 for future
reference.
On/Off Switch
Use this switch to turn the amplifier completely on or off.
AC Input
Use the included power cord to connect your amplifier to a wall
outlet. (pages 5 and 6)
Standby Switch
When in ON position, the amplifier will always be on. When in the
AUTO position, the amplifier will be in Automatic Standby Mode.
(pages 5 and 9)
Voltage Select Switch
Voltage switch for use in different countries. This switch will be set
when you receive the unit. Change this setting only when you are
sure your application requires it. For US, the switch should be set
to the 110-120V position.
Subwoofer Rear Panel
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3
2
10
8
9
422 SB Subwoofer Rear Panel
Figure 1
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3
7
5
2
1
6
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9
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6
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