Cerwin-Vega SUBWOOFERS XLS-12S - Manual (Page 7)

4
s
ymptoms
Bass sounds distorted
Distortion with volume control near
minimum
Distortion on music peaks or sound
effects
Buzz, hum, or crackle when connecting
wires
Buzz or hum when system is On
No sound after listening at high-levels
c
auses
Amplifier is at maximum output
Receiver tone controls are set too high
Defective receiver or preamplifier, or
shorted speaker wires
Dynamic soundtrack (e.g., explosions)
Connecting wires with power on causes
transient signal spikes
Grounding problem or ground loop
Amplifier’s thermal protection has been
temporarily activated
s
olutions
Lower volume or receiver level control
Set bass flat; use tone controls sparingly
Repair defective receiver, preamplifier or
replace speaker wires
Turn down volume control to lower overall
range
Connect wires only when system power
is Off
Check receiver or preamplifier manual for
help in eliminating a ground loop
Lower subwoofer volume and allow
amplifier to cool down; sound should
resume automatically
4. troubLesHooting
5. speCifiCations
XLs-12s XLs-15s
speaker type 12” Ported Design Subwoofer 15” Ported Design Subwoofer
frequency response
±3 dB 43 Hz to 300 Hz LFE in,
44 Hz to 180 Hz left or right in
±10 dB 38 Hz to 350 Hz LFE in,
39 Hz to 225 Hz left or right in
±3 dB 40 Hz to 300 Hz LFE in,
41 Hz to 190 Hz left or right in
±10 dB 34.5 Hz to 430 Hz LFE in,
35.5 Hz to 225 Hz left or right in
frequency range (-10 dB) 1: 28 Hz – 150 Hz (-10 dB) 1: 25 Hz – 150 Hz
amplifier power 250 W RMS 250 W RMS
dimensions
(Hxwxd)
18.2” x 13.8” x 20.5”
460 mm x 350 mm x 520 mm
24.1” x 17” x 22.9”
610 mm x 430 mm x 580 mm
net weight 48 lbs / 21.7 kg 68 lbs / 30.8 kg
Lf driver 12” Paper cone foam half roll cast
frame woofers
15” Paper cone foam half roll cast
frame woofers
input Connectors L&R + LFE RCA, and speaker
level barrier strips
L&R + LFE RCA, and speaker
level barrier strips