Nortel Networks 8250, 241-5101-200 manual Chapter Preparing for the hardware installation

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8Contents

Chapter 2
Preparing for the hardware installation					21
Selecting an installation site 21
Unpacking the Passport 8250 shipment 22
Taking inventory of the Passport 8250 shipment			22
Getting the tools to mount the chassis in a rack			24

Chapter 3
Installing the Passport 8250 device					25
Mounting the chassis in a rack	25
Safety precautions 25
Mounting the Passport 8250 device on a 19” rack				26
Mounting the Passport 8250 device on a NEBS or ETSI rack					28
Connecting cables to the ports	29
Connecting the DS-1/E1 ports		29
Connecting the ethernet port	31
Connecting the serial port 32
Connecting the ATM uplink port		33
Connecting the dual power supply		33
Securing the cables to the rack	35

Chapter 4
Configuring the Passport 8250 for operations					37
Logging into the CLI 37
Starting the Passport 8250 device and logging into the CLI					37
Conﬁguring the Passport 8250 device for remote access 38
Viewing the boot parameters	39
Setting the boot parameters	39
Conﬁguring the clocking scheme		40
Setting the clocking scheme to External Primary				42
Setting the clocking scheme to ExternalSecondary 43

Setting the clocking scheme to External Primary Automatic

Switching 43

Setting the reference clock to internal 44

241-5101-200 R2.2

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Contents Installation Page Installation GuidePage Publication history OctoberPublication history 241-5101-200 R2.2 Contents Chapter Configuring the Passport 8250 for operations Chapter Preparing for the hardware installationChapter Installing the Passport 8250 device Contents Appendix a Replacing hardwareAppendix B LEDs Appendix C Standards IndexContents 241-5101-200 R2.2 About this document Who should read this guideWhat you need to know How this guide is organizedConventions Documentation conventionsPassport documents Symbol conventionsRelated documents Nortel support services NMS documentsChapter Passport Passport 8250 functionsPassport 8250 hardware Passport 8250 deviceBoard modules Passport 8250 front panelFan module Dual power supply modulesCommunication ports Passport 8250 software Software compatibilityPassport 241-5101-200 R2.2 Chapter Preparing for the hardware installation Selecting an installation siteRisk damage to the equipment Unpacking the Passport 8250 shipmentTaking inventory of the Passport 8250 shipment Inventory checklist Options available Code # Getting the tools to mount the chassis in a rack Mounting the chassis in a rack Chapter Installing the Passport 8250 deviceSafety precautions Mounting the Passport 8250 device on a 19 rack Ventilation spaceInstalling the chassis on a 19 rack Attaching mounting brackets to chassisInstalling the chassis on a Etsi or NEBs rack Mounting the Passport 8250 device on a Nebs or Etsi rackDS-1 / E1 port connections Connecting cables to the portsConnecting the DS-1/E1 ports DS-1/E1 pin assignment Description Signal Pin Connecting the ethernet port Connecting the serial port Connecting the dual power supply Connecting the ATM uplink portDual power supply Antistatic protectionSecuring the cables to the rack Cables left of chassis Cables underneath chassis Starting the Passport 8250 device and logging into the CLI Chapter Conﬁguring the Passport 8250 for operationsLogging into the CLI Conﬁguring the Passport 8250 device for remote access Breaker is off. Turn to onBoot command parameters Boot parameter Description Viewing the boot parametersSetting the boot parameters Conﬁguring the clocking scheme Clockconﬁg command parameters Parameter Values Definition Setting the clocking scheme to External Primary ExampleSetting the clocking scheme to ExternalSecondary E1-1clockconfig setSetting the reference clock to internal Appendix a Replacing hardware Field-replaceable modulesReplacing a power supply module Removing a power supply moduleReplacing a board module Board slots Rotating fan Replacing the fan modulePassport 8250 board guidelines Conﬁrm that the fan LED is off 241-5101-200 R2.2 Appendix B LEDs Service boards Network board Fan module Power supply Passport 8250 LedsLEDs description Color Description Appendix B LEDs 241-5101-200 R2.2 Electromagnetic compatibility standards Product safety standardsAppendix C Standards Regulatory information standards Thermal, mechanical, and power standardsTelecom standards Federal Communications Commission FCC Industry Canada Notice Equipment attachment limitationAppendix C Standards Index Index 241-5101-200 R2.2 Page Installation