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Boston Acoustics PowerVent PV400 Service Manual page 5

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Connecting Your Subwoofer to Stereo or Dolby
Pro Logic
®
Systems
For stereo or Dolby Pro Logic systems, the easiest method is to use speaker wire
connections as shown.
You may also use the "sub out" connection from your receiver to the input on the subwoofer
marked use crossover control.
crossover (Hz)
power
80
120
on
auto
50
150
off
* use crossover control: removes high frequencies; use with sources lacking
suitable filtering (most products without Dolby Digital or THX), or where manual
control is desired.
** bypass crossover control: direct to woofer; use with sources having built-
in crossover controls or bass management (most products with Dolby Digital
or THX).
CAUTION: Disconnect supply cord before replacing fuse. For continued protection
against risk of fire, replace only with same type fuse.
ATTENTION: Debrancher avant de remplacer le fusible. Utiliser un fusible de
rechange de même type.
PV800
When using speaker wire or the use crossover control input, the subwoofer's built-in crossover is
engaged. As a starting point, set the crossover control on the subwoofer about 10Hz higher than
the lower limit of your main speakers' bass response. Fine-tune the crossover setting by ear for
the smoothest blend with your main speakers. The best setting of the crossover control will
depend on speaker placement and personal preference.
line level in
polarity
use
bypass
crossover
crossover
control *
control **
180°
speaker level in
left
right
3.0A 250V
120V 60Hz 3.0A
REAR PANEL
BACK OF RECEIVER
subwoofer out
BACK OF RECEIVER
®

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