Stewart Audio AV25-2 - Manual (Page 3)

Table of Contents
This amplifier proudly designed and manufactured in the USA.
1 Welcome
Congratulations on the purchase of your new Stewart Audio AV Series
power amplifier. This amplifier has been designed and built to provide
you with years of high-quality audio performance and trouble-free op-
eration. If after reading this manual you should have any questions con-
cerning amplifier installation and operation, please contact your Author-
ized Stewart Dealer, or you may contact us directly using the contact
information provided on the back of this manual.
1.1 Features
Your Stewart Audio AV Series amplifier is the result of years of
experience in the design and manufacture of quality amplifiers. As such
it provides a combination of performance and operational benefits that
simply cannot be found in conventional amplifiers.
 Sub Compact 1/4 rack package
 Two channel amplifier, optimized to drive 4
Ohm and 8 Ohm loads
 Music and fire alarm muting
 Clean full–range dynamic power
 Signal Detect trigger for sleep & wake up
 Multiple mounting options
 External inline power supply
 Made in the USA
1.2 Using this Manual
In order to obtain maximum performance from your AV Series Ampli-
fier, please take time to read this brief owner’s manual and carefully
follow the guidelines for connection and operation.
This manual provides you with the information necessary to safely in-
stall and operate your new AV Series amplifier in the most common
scenarios. If you find yourself requiring additional assistance, please
feel free to contact your Authorized Dealer, or you may contact us di-
rectly using the contact information provided on the back of this man-
ual.
Important Safety Instructions ······························································ 2
Table of Contents ················································································ 4
1 Welcome ························································································· 5
1.1 Features ··············································································· 5
1.2 Using this Manual ································································ 5
2 Setup ······························································································· 6
2.1 Setup Precautions ······························································· 6
2.2 Amplifier Installation ···························································· 6
2.2.1 Pole-Mount Installation ··········································· 6
2.2.2 Universal-Mount Installation ··································· 7
2.2.3 Product Dimensions ··············································· 8
2.3 Proper Cooling Considerations ············································ 8
2.4 Input Connections ······························································· 9
2.4.1 Balanced Input Connections ··································· 9
2.4.2 Unbalanced Input Connections ····························· 10
2.5 Output Connections ·························································· 11
3 Operation ······················································································ 12
3.1 Operation Precautions ······················································· 12
3.2 Controls, Indicators, and Connectors ································ 13
3.2.1 Indicators ······························································ 14
3.2.2 Controls ································································ 14
3.2.3 Remote Muting ····················································· 14
4 Troubleshooting ··········································································· 15
5 Technical Specifications ······························································ 16
6 Warranty Information ·································································· 17
6.1 Warranty Summary ···························································· 17
6.1.1 Eligibility for Factory Repair ·································· 17
6.2 Return Procedure ······························································ 17
6.2.1 Return Authorization ············································· 18
6.2.2 Packaging Instructions ·········································· 18
6.2.3 Shipping Instructions ············································ 18
6.2.4 Estimate Approval ················································· 19
6.2.5 Payment of Non-Warranty Repair ························· 19
7 Notes ····························································································· 20
4 5