4.Troubleshooting

Symptoms

Causes

Solutions

Bass sounds distorted

Amplifier is at maximum output

Lower volume or receiver level control

Receiver tone controls are set too high

Set bass flat; use tone controls sparingly

Distortion with volume control near

Defective receiver or preamplifier, or

Repair defective receiver, preamplifier or

minimum

shorted speaker wires

replace speaker wires

Distortion on music peaks or sound

Dynamic soundtrack (e.g., explosions)

Turn down volume control to lower overall

effects

 

range

Buzz, hum, or crackle when connecting

Connecting wires with power on causes

Connect wires only when system power

wires

transient signal spikes

is Off

Buzz or hum when system is On

Grounding problem or ground loop

Check receiver or preamplifier manual for

help in eliminating a ground loop

No sound after listening at high-levels

Amplifier’s thermal protection has been

Lower subwoofer volume and allow

amplifier to cool down; sound should

 

temporarily activated

resume automatically

5.specifications

 

XLS-12S

XLS-15S

 

 

 

Speaker Type

12” Ported Design Subwoofer

15” Ported Design Subwoofer

 

±3 dB 43 Hz to 300 Hz LFE in,

±3 dB 40 Hz to 300 Hz LFE in,

Frequency Response

44 Hz to 180 Hz left or right in

41 Hz to 190 Hz left or right in

 

 

 

±10 dB 38 Hz to 350 Hz LFE in,

±10 dB 34.5 Hz to 430 Hz LFE in,

 

39 Hz to 225 Hz left or right 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

18.2” x 13.8” x 20.5”

24.1” x 17” x 22.9”

(HxWxD)

460 mm x 350 mm x 520 mm

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

15” Paper cone foam half roll cast

 

frame woofers

frame woofers

Input Connectors

L&R + LFE RCA, and speaker

L&R + LFE RCA, and speaker

 

level barrier strips

level barrier strips

4

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Cerwin-Vega XLS-12S, XLS-15S user manual Troubleshooting, Specifications, Symptoms Causes Solutions

XLS-12S, XLS-15S specifications

Cerwin-Vega has long been recognized as a pioneer in high-performance audio gear, and their XLS-12S and XLS-15S subwoofers are perfect examples of this legacy. Designed to deliver deep, powerful bass that enhances any listening experience, these models stand out in the crowded subwoofer market.

The Cerwin-Vega XLS-12S features a 12-inch high-excursion driver, which allows for impressive bass performance with minimal distortion. Its integrated amplifier provides a robust output of 300 watts RMS, while peaking at an impressive 700 watts for those moments when impactful sound is paramount. The XLS-15S takes things a notch higher with a 15-inch driver, known for its increased cone area, enabling deeper bass extension and higher sound pressure levels, achieving a peak of 800 watts.

One of the standout technologies in both models is the use of Cerwin-Vega's innovative bass reflex design. This design not only improves the efficiency of the subwoofers but also maximizes the low-end response while reducing unwanted resonance. The rear-firing bass port further aids in delivering an enhanced bass experience, suitable for both movies and music, creating an immersive audio environment.

Another key characteristic of the XLS subwoofers is the adjustable crossover frequency. Users have full control over how much bass they want to add to their audio setup, ensuring it can be optimized for various room acoustics and personal preferences. Also equipped with stereo RCA inputs along with a speaker level input, these subwoofers can easily integrate into existing audio setups, whether they’re used for home theater systems or music listening.

Additionally, the durable cabinet design minimizes vibrations, enhancing the sound quality while allowing for easy placement in any room. The XLS-12S and XLS-15S are also designed with integrated handles for portability, making it simple for users to transport between spaces for events or gatherings.

In conclusion, the Cerwin-Vega XLS-12S and XLS-15S subwoofers embody a powerful combination of advanced technology, exceptional build quality, and versatile performance. Whether you're an audiophile looking to deepen your listening experience or someone who simply enjoys a good movie night with robust sound, these subwoofers are sure to impress with their explosive bass and dynamic capabilities.