Front Speakers; Xm40 Speaker Wiring: Four Speakers; Two Speakers And Bridged Subwoofer - DLS XM20 Owner's Manual

Speaker wiring XM40
1. Four fullrange speakers to XM40. One pair
in front and one pair in rear.
+ CH1 -
+ CH3 -
Rear
speakers
Front and rear stereo speakers
connected to front & rear channels
Filter settings front channels CH 1 / 2
The high pass filter (HPF)
blocks very low frequen-
cies from reaching the
speakers. It is mostly
used to protect small
speakers ( like 5 inch and
smaller ) from deep bass.
Set the swich in position HPF to activate the filter.
Adjust with the HPF control after your own taste,
a normal setting is 50 - 70 Hz.
The filter can be set at FULL position if you want to
run the amplifier in full range mode without limiting
the frequency range.
Filter settings rear channels CH 3 / 4
For the rear channels 3/4 the filter should be ad-
justed in the same way as for channels 1/2.
For power wiring, see page 3-4
For high or low level input wiring, see page 4
Front
speakers
-
+ CH2
-
+ CH4
HPF FULL LPF
FILTER HPF
50 Hz 500 Hz
2. Two fullrange speakers and one subwoofer
bridged to XM40 (3-channel mode).
+ CH1 -
+ CH3 -
BRIDGEABLE
Rear or front stereo speakers
connected to channels 1 / 2 and subwoofer
to channels 3 / 4.
Filter settings front channels CH 1 / 2
The high pass filter (HPF)
blocks very low frequen-
cies from reaching the
speakers. It is mostly
used to protect small
speakers ( like 5 inch and
smaller ) from deep bass.
Set the swich in position HPF to activate the filter.
Adjust with the HPF control after your own taste,
a normal setting is 50 - 70 Hz.
The filter can be set at FULL position if you want to
run the amplifier in full range mode without limiting
the frequency range.
Filter settings rear channels CH 3 / 4
The low pass filter (LPF) is
mostly used for subwoofers.
It will allow low frequencies
only and blocks higher fre-
quencies.
A typical setting is 60 – 70
Hz.
Set the switch to LPF position to activate the filter.
Use this position when conncted to a subwoofer.
XM40
-
+ CH2
-
+ CH4
4 ohm
+ -
HPF FULL LPF
FILTER HPF
50 Hz 500 Hz
HPF FULL LPF
LPF FILTER
50 Hz 500 Hz
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