User Manual

Introduction and Overview
1. Introduction
Danley DSA power ampliers have been designed
to provide congurable, consistent and reliable high
performance audio power amplication for residential,
commercial and entertainment applications.
This manual covers the features, installation and
functions of the Danley DSA500X4 and DSA750X4
models. Please read the manual fully before installing
and using an amplier. If you have any questions
regarding amplier conguration, installation or
operation please contact the appropriate customer
support portal.
Following this introduction, the manual is divided into sections
covering the following topics:
• 2. Overview
• 3. Carton Contents
• 4. Installation
• 5. Conguration
• 6. Connections
• 7. Operation
• 8. Specications
2. Amplier Overview
Danley DSA500X4 and DSA750X4 ampliers are a full
rack width, 2U format power ampliers that can drive both
conventional low impedance (Lo-Z, 4Ω to 16Ω) loudspeakers
and high impedance (Hi-Z, 70V/100V) transformer coupled
loudspeakers. They provide four analog inputs, one stereo S/
PDIF digital input, and either two or four outputs (Lo-Z mode),
or one or two outputs (Hi-Z or Lo-Z BTL mode). Danley DSA
amplier model output channel counts and power outputs are
as follows:
Danley DSA500X4
Mode Channels Max Rated Output per Channel
Lo-Z Four 500 Watts
Lo-Z (BTL) Two 1000 Watts
Hi-Z Two 1000 Watts
Danley DSA750X4
Mode Channels Max Rated Output per Channel
Lo-Z Four 750 Watts
Lo-Z (BTL) Two 1500 Watts
Hi-Z Two 1500 Watts
Note: In Lo-Z BTL (bridge-tied load) mode, two amplier output
channels are combined to create a single, double power output
channel. BTL mode can be engaged via the amplier Output Mode
conguration setup menu described in Section 5 of this manual.