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

Page 21

21

Chapter 2

Preparing for the hardware installation

This section provides the following procedures for preparing for installing the Passport 8250 device:

1“Selecting an installation site” (page 21)

2“Unpacking the Passport 8250 shipment” (page 22)

3“Taking inventory of the Passport 8250 shipment” (page 22)

4“Getting the tools to mount the chassis in a rack” (page 24)

Selecting an installation site

Select a site that meets the following requirements:

•Access to a 10 Base-T ethernet drop.

•Dry and dust-free area.

•Temperature between 0 and 50 C.

•Humidity does not exceed 85 percent.

•Power outlets meet power requirements and are within 1.8 meters (6 ft.) of the installation location.

•Restricted access location, which is deﬁned as:

—Access can only be gained by qualiﬁed service personnel with the use of a special tool or lock and key or by users who have been instructed in the reasons for the restrictions applied to the location and know the security precautions that must be taken.

Passport 8250 Installation Guide R2.2

Image 21

Contents Installation Page Guide InstallationPage October Publication historyPublication history 241-5101-200 R2.2 Contents Chapter Preparing for the hardware installation Chapter Installing the Passport 8250 deviceChapter Configuring the Passport 8250 for operations Appendix a Replacing hardware ContentsAppendix B LEDs Appendix C Standards IndexContents 241-5101-200 R2.2 Who should read this guide About this documentWhat you need to know How this guide is organizedDocumentation conventions ConventionsSymbol conventions Related documentsPassport documents NMS documents Nortel support servicesPassport 8250 functions Chapter PassportPassport 8250 device Passport 8250 hardwarePassport 8250 front panel Board modules Dual power supply modules Communication ports Fan module Software compatibility Passport 8250 softwarePassport 241-5101-200 R2.2 Selecting an installation site Chapter Preparing for the hardware installationUnpacking the Passport 8250 shipment Taking inventory of the Passport 8250 shipmentRisk damage to the equipment Inventory checklist Options available Code # Getting the tools to mount the chassis in a rack Chapter Installing the Passport 8250 device Safety precautionsMounting the chassis in a rack Ventilation space Mounting the Passport 8250 device on a 19 rackAttaching mounting brackets to chassis Installing the chassis on a 19 rackMounting the Passport 8250 device on a Nebs or Etsi rack Installing the chassis on a Etsi or NEBs rackConnecting cables to the ports Connecting the DS-1/E1 portsDS-1 / E1 port connections DS-1/E1 pin assignment Description Signal Pin Connecting the ethernet port Connecting the serial port Connecting the ATM uplink port Connecting the dual power supplyAntistatic protection Dual power supplySecuring the cables to the rack Cables left of chassis Cables underneath chassis Chapter Conﬁguring the Passport 8250 for operations Logging into the CLIStarting the Passport 8250 device and logging into the CLI Breaker is off. Turn to on Conﬁguring the Passport 8250 device for remote accessViewing the boot parameters Setting the boot parametersBoot command parameters Boot parameter Description Conﬁguring the clocking scheme Clockconﬁg command parameters Parameter Values Definition Example Setting the clocking scheme to External PrimaryE1-1clockconfig set Setting the clocking scheme to ExternalSecondarySetting the reference clock to internal Field-replaceable modules Appendix a Replacing hardwareRemoving a power supply module Replacing a power supply moduleReplacing a board module Board slots Replacing the fan module Passport 8250 board guidelinesRotating fan Conﬁrm that the fan LED is off 241-5101-200 R2.2 Appendix B LEDs Passport 8250 Leds Service boards Network board Fan module Power supplyLEDs description Color Description Appendix B LEDs 241-5101-200 R2.2 Product safety standards Appendix C StandardsElectromagnetic compatibility standards Thermal, mechanical, and power standards Telecom standardsRegulatory information standards Industry Canada Notice Equipment attachment limitation Federal Communications Commission FCCAppendix C Standards Index Index 241-5101-200 R2.2 Page Installation