Introduction

Page 4 of 456 Contents
Introduction	31
Contents	31
Overview	31
Summary of procedures	33
Preparing for installation	37
Contents	37
Requirements	37
System equipment – UEMs	38
System options	45
Cable routing guidelines	54
Equipment handling precautions	58
Preparing the equipment for installation	62
Placing the fourth module on a column	65
Contents	65
Overview	65
Placing the fourth module on a column	65
Positioning and leveling equipment	71
Contents	71
Positioning and leveling the equipment	71
Installing AC power	77
Contents	77
AC-powered systems	77
Safety ground/protective earth and logic return wiring	78
Installing safety ground/protective earth and logic return wiring	82
Installing UPS ground cabling	85
Installing overhead cable tray kits	89
Contents	89

NN43021-310 Standard 02.01 December 2007

Nortel Networks 1000M warranty Introduction