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Nortel Networks 241-5101-200 manual Board modules, Passport 8250 front panel

Models: 241-5101-200 8250

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Page 17

Chapter 1 Passport 8250 17

See “Passport 8250 front panel” (page 17) for an illustration of the hardware components.

Figure 2

Passport 8250 front panel

		DS-1/E1 ports
		Service board 3
		Service board 2
	Ethernet	Service board 1	Fan
	port	Service board 1	module
	port		module
		Network board
	Serial	ATM uplink port
	port	ATM uplink port
	port
		Dual power supply modules

Board modules

The Passport 8250 device has a ﬁeld-replaceable network board and up to three ﬁeld-replaceable DS-1/E1 service boards.

Network board

The network board is a single-mode or multi-mode integrated dual trunk. The network board controls the Passport 8250 device and contains the communication ports.

DS-1 and E1 service boards

The Passport 8250 device can hold one, two, or three DS-1 or E1 service boards. Service boards send and receive DS-1/E1 signals and convert between ATM cells and DS-1/E1 trafﬁc. Each service board has 16 physical DS-1/E1 ports.

Passport 8250 Installation Guide R2.2

Image 17

Nortel Networks 241-5101-200 manual Board modules, Passport 8250 front panel

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 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 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 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 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