Crown Audio XL Series Welcome, How to Use This Manual, Housed in a rugged, all-steel3U chassis

XLS Series Power Amplifiers

1 Welcome

The XLS Series of power amplifi ers from Crown represents a new era in affordable, quality power amplifi cation. The line consists of three models in a uniform, rugged chassis, incorporating the best of tried-and- true design principles and innovative features.

Modern power amplifi ers are sophisticated pieces of engineering capable of producing extremely high power levels. They must be treated with respect and correctly installed if they are to provide the many years of reliable service for which they were designed.

In addition, XLS Series amplifi ers include a number of features which require some expla- nation before they can be used to their maxi- mum advantage.

Please take the time to study this manual so that you can obtain the best possible service from your amplifi er.

•Pair of linear optocoupler clip limiters pro- tects loudspeakers from being overdriven.

•Housed in a rugged, all-steel 3U chassis.

•Effi cient forced-air fan prevents excessive thermal buildup.

•Electronically balanced XLR inputs and touch-proof binding post outputs.

•Features precision detented level controls, power switch, and four LEDs, which indi- cate clip for each channel, power and fault conditions.

1.2Unpacking Your Amplifier

Please unpack and inspect your amplifi er for any damage that may have occurred during transit. If damage is found, notify the trans- portation company immediately. Only you can initiate a claim for shipping damage. Crown will be happy to help as needed. Save the shipping carton as evidence of damage for the shipper’s inspection.

2 How to Use This Manual

This manual provides you with the necessary information to safely and correctly setup and operate your amplifi er. It does not cover every aspect of installation, setup or operation that might occur under every condition. For additional information, please consult Crown’s Amplifier Application Guide (available online at www.crownaudio.com), Crown Tech Support, your system installer or retailer.

We strongly recommend you read all instruc- tions, warnings and cautions contained in this manual. Also, for your protection, please send in your warranty registration card today. And save your bill of sale—it’s your offi cial proof of purchase.

1.1 Features

•Simple, reliable design incorporates many popular features.

•Selectable high-pass fi lter on each channel enables amplifi er to work more effi ciently when full band-width is not required (eg: two- or three-way systems).

We also recommend that you save all packing materials so you will have them if you ever need to transport the unit. Never ship the unit without the factory pack.

page 4 Operation Manual