Nortel Networks 241-5101-200 manual Mounting the Passport 8250 device on a Nebs or Etsi rack

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28Chapter 3 Installing the Passport 8250 device

Mounting the Passport 8250 device on a NEBS or ETSI rack

1Locate the bracket mounting holes on each side of the chassis.

2Attach the mounting brackets to each side of the chassis using a Pozidrive screw driver.

See “Attaching mounting brackets to chassis” (page 27) for an illustration of how to attach mounting brackets.

Note: For the NEBS rack, use the NEBS mounting brackets. For the ETSI rack, use the ETSI mounting brackets.

3Use two of the provided rack ﬁxings to aid you in the initial location of the chassis within the rack.

4Find the desired position for the chassis on the rack.

5Using the four ﬁxings provided, secure the unit to the rack.

See “Installing the chassis on a ETSI or NEBs rack” (page 28) for an illustration of how to install the chassis on the rack.

Figure 6

Installing the chassis on a ETSI or NEBs rack

Secure the unit to the rack in four places

Allow a minimum of 3SU (75 mm) above the unit for cabling

Temporary ﬁxing for installation aid

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 Installing the Passport 8250 device Chapter Preparing for the hardware installationChapter Configuring the Passport 8250 for operations 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 conventionsRelated documents Symbol conventionsPassport documents Nortel support services NMS documentsChapter Passport Passport 8250 functionsPassport 8250 hardware Passport 8250 deviceBoard modules Passport 8250 front panelCommunication ports Dual power supply modulesFan module Passport 8250 software Software compatibilityPassport 241-5101-200 R2.2 Chapter Preparing for the hardware installation Selecting an installation siteTaking inventory of the Passport 8250 shipment Unpacking the Passport 8250 shipmentRisk damage to the equipment Inventory checklist Options available Code # Getting the tools to mount the chassis in a rack Safety precautions Chapter Installing the Passport 8250 device Mounting the chassis in a rack 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 rackConnecting the DS-1/E1 ports Connecting cables to the portsDS-1 / E1 port connections 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 Logging into the CLI Chapter Conﬁguring the Passport 8250 for operationsStarting the Passport 8250 device and logging into the CLI Conﬁguring the Passport 8250 device for remote access Breaker is off. Turn to onSetting the boot parameters Viewing the boot parametersBoot command parameters Boot parameter Description 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 Passport 8250 board guidelines Replacing the fan moduleRotating fan 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 Appendix C Standards Product safety standardsElectromagnetic compatibility standards Telecom standards Thermal, mechanical, and power standardsRegulatory information standards Federal Communications Commission FCC Industry Canada Notice Equipment attachment limitationAppendix C Standards Index Index 241-5101-200 R2.2 Page Installation