Atlas AA400PHD User Manual

AtlasSound.com – 2 –
Owner’s Manual
AA400PHD
400W Mixer Amplifier
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: 800.876.3333 • Fax: 800.765.3435
Table of Contents
Important Safety Instructions .................................................................................................................. 3
Introduction ............................................................................................................................................ 5
Key Features ........................................................................................................................................... 5
Applications ............................................................................................................................................ 5
Front Panel Description ........................................................................................................................... 6
Rear Panel Description ............................................................................................................................ 7
PHD Diagnostic System Test ................................................................................................................. 12
Common Amplifier Failure Conditions................................................................................................... 12
Trouble Shooting the Fault LED ............................................................................................................. 13
How to Calculate Load Impedance ....................................................................................................... 13
Remote Level Control ............................................................................................................................ 15
Remote Input Select (RIS) ..................................................................................................................... 16
Wiring the AA400PHD ...........................................................................................................................17
Level Control Security Cover Option .....................................................................................................17
Block Diagram ....................................................................................................................................... 18
Specifications ........................................................................................................................................ 19
Warranty ................................................................................................................................................ 24

Atlas AA400PHD Specifications

General

Brand	Atlas
Model	AA400PHD
Category	Amplifier
Language	English