Avaya 555-233-116 manual 1 2

Contents
Issue 4 October 2002 7555-233-116
About this book 15
■Overview 15
■Conventions used in this book 18
Systems and circuit packs 19
Admonishments 19
Physical dimensions 20
■Antistatic protection 20
■Remove/install circuit packs 20
■Security 21
■Standards compliance 21
■LASER product 22
■Trademarks 22
■How to get this book on the Web 22
■How to get help 23
■Tell us what you think 23
1 909A/B universal coupler 25
2 Auxiliary power supplies 29
■Local auxiliary power supply 30
■Applications that require auxiliary power 30
■Sources of auxiliary local power 31
■Required safety precautions 31
■1145B power supply 32
Circuit protection 32
Mountings 33
Installing the wall mounting 33
Installing the 1146 power distribution unit 35
Installing the expanded power distribution unit 36
Powering up and testing AC and DC power 38