Manuals / Nortel Networks / Computer Equipment / Switch

Nortel Networks 8250 manual Conﬁrm that the fan LED is off 241-5101-200 R2.2

Models: 241-5101-200 8250

1 62

Download 62 pages 54.8 Kb

Page 50

50Appendix A Replacing hardware

The fans continue to rotate for a few seconds.

4Remove the new fan module from the package.

5Insert the new fan module into the empty fan module slot.

6Tighten the two securing screws on the fan module.

7For each power supply module, turn the power supply breakers to on.

8Conﬁrm that the fan LED is off.

241-5101-200 R2.2

Image 50

Nortel Networks 8250 manual Conﬁrm that the fan LED is off 241-5101-200 R2.2

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 Appendix B LEDs Appendix C Standards ContentsAppendix a Replacing hardware IndexContents 241-5101-200 R2.2 What you need to know About this documentWho should read this guide 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