Stewart Audio AV50-1 - 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 experi-
ence 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.
 Switching Power Supply—for efficiency, size reduction, depend-
ability
 Superior Thermal Protection—effective protection with no noisy
fan and no untimely shutdowns
 Full Complimentary Class A/B Amplifier—utilizes integrated Dar-
lington Pairs.
 High Dissipation Output Devices—insures operation well within
their S.O.A. (Safe Operating Area) for effortless operation and
device longevity
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 ······························································ 1
Table of Contents ················································································ 3
1 Welcome ························································································· 4
1.1 Features ··············································································· 4
1.2 Using this Manual ································································ 4
2 Setup ······························································································· 5
2.1 Setup Precautions ······························································· 5
2.2 Amplifier Installation ···························································· 5
2.2.1 Pole-Mount Installation ··········································· 5
2.2.2 Rack-Mount Installation ·········································· 6
2.2.3 Product Dimensions ··············································· 6
2.3 Proper Cooling Considerations ············································ 7
2.4 Input Connections ······························································· 7
2.5 Output Connections ···························································· 8
2.6 Wiring Configurations ·························································· 8
2.6.1 Dual-Mode Operation ············································· 8
2.6.2 Single-Mode Operation ········································· 10
2.6.3 Bridge-Mono Operation ········································ 11
3 Operation ······················································································ 13
3.1 Operation Precautions ······················································· 13
3.2 Controls, Indicators, and Connectors ································ 13
3.2.1 Indicators ······························································ 14
3.2.2 Controls ································································ 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
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