Nortel Networks 241-5101-200, 8250 manual Replacing a board module

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Appendix A Replacing hardware 47

4Slide the power supply module or dummy power supply ﬁller pack out of the slot.

5Insert the new power supply module or dummy power supply ﬁller pack into the empty power supply slot.

6Using a screw driver, tighten the four securing screws on the sides the power supply module. Verify that the securing screws cannot be loosened by hand.

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

8If you inserted a new power supply module, conﬁrm that the power supply LED is to off.

If you inserted a dummy power supply ﬁller pack, contact FLS immediately to order a new power supply module.

Replacing a board module

The Passport 8250 is equipped with 4 board slots, one slot for the network board and 3 slots for the service boards. See “Board slots” (page 48) for an illustration of the slots. If the Passport 8250 device has less than three service boards, dummy circuit card ﬁller packs are needed for the empty board slots.

Passport 8250 Installation Guide R2.2

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Contents Installation Page Guide InstallationPage October Publication historyPublication 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 Index ContentsAppendix a Replacing hardware Appendix B LEDs Appendix C StandardsContents 241-5101-200 R2.2 How this guide is organized About this documentWho should read this guide What you need to knowDocumentation conventions ConventionsPassport documents Symbol conventionsRelated documents NMS documents Nortel support servicesPassport 8250 functions Chapter PassportPassport 8250 device Passport 8250 hardwarePassport 8250 front panel Board modulesFan module Dual power supply modulesCommunication ports Software compatibility Passport 8250 softwarePassport 241-5101-200 R2.2 Selecting an installation site Chapter Preparing for the hardware installationRisk 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 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 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 ATM uplink port Connecting the dual power supplyAntistatic protection Dual power supplySecuring 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 Breaker is off. Turn to on Conﬁguring the Passport 8250 device for remote accessBoot command parameters Boot parameter Description Viewing the boot parametersSetting the boot parameters 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 ExternalSecondary Setting 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 Rotating fan Replacing the fan modulePassport 8250 board guidelines 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 Electromagnetic compatibility standards Product safety standardsAppendix C Standards Regulatory information standards Thermal, mechanical, and power standardsTelecom standards Industry Canada Notice Equipment attachment limitation Federal Communications Commission FCCAppendix C Standards Index Index 241-5101-200 R2.2 Page Installation