Gateway Series Installation Manual
Table Of Contents
- Cover
- Notice
- Contents
- About This Manual
- Translations
- Customer Information
- Chapter 1, About the Vanguard 3400 Series
- Chapter 2, Hardware Description
- Overview
- Enclosure
- Motherboard
- Vanguard Networks Daughtercards
- Supported Daughtercards
- Daughtercard Compatibility
- Figure 2-6. New Vanguard 3400 Series Daughtercard Example
- Figure 2-7. 56K DSU/CSU Daughtercard Connector
- Figure 2-8. FT1 and FE1 Daughtercard Connectors
- Figure 2-9. Dual E&M Daughtercard Connectors
- Figure 2-10. FXS Daughtercard
- Figure 2-11. FXO Daughtercard
- Figure 2-12. V.90 Modem Daughtercard Connectors
- Chapter 3, Installation and Replacement
- Overview
- Checking Your Shipment Contents
- Installing The Vanguard 3400 Series
- Modifying Your Vanguard 3400 Series
- Chapter 4, Powering Up Your Vanguard 3400 Series
- Appendix A, Specifications
- Appendix B, Software License and Regulatory Information
- Return Procedures
- Index

Return Procedures-1
Return Procedures
Introduction
The following sections apply to U.S.A. customers only. Non-U.S.A. customers with
questions or concerns regarding return procedures should contact their Vanguard
Networks subsidiary or distributor.
Equipment Return
Procedures
If you have questions about equipment return procedures, on-site service or unit
exchange service call the Vanguard Networks Technical Support Center at (800)
544-0062 for advice and assistance.
In Case of Damage If the equipment is damaged in transit, contact the shipper.
If you have additional concerns in case of failure, about missing parts, or to return
equipment, contact your nearest Vanguard Networks representative.
Expiration of Lease To return equipment upon expiration of a lease agreement, contact the Vanguard
Networks Support Center at (800) 544-0062 for return authorization and
instructions. You will be asked to provide the following information:
• Product name and description
• Serial number
• Customer order number
• Reason for return
For Locations Contact...
Inside the United States Vanguard Networks
25 Forbes Boulevard
Foxboro, MA 02035
Phone (508) 964-6200.
Outside the United States the nearest Vanguard Networks distributor.
For a listing of our Sales and Service Offices,
visit our Web site at:
http://www.vanguardnetworks.com/










