Nortel Networks 241-5101-200, 8250 Connecting cables to the ports, Connecting the DS-1/E1 ports

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Chapter 3 Installing the Passport 8250 device 29

Connecting cables to the ports

You have to connect cables to the following ports:

•DS-1/E1 ports. For details on connecting cables, see “Connecting the DS-1/E1 ports” (page 29).

•Ethernet port. For details on connecting cables, see “Connecting the ethernet port” (page 31).

•Serial port. For details on connecting cables, see “Connecting the serial port” (page 32)

•ATM uplink port. For details on connecting, see “Connecting the ATM uplink port” (page 33).

Connecting the DS-1/E1 ports

WARNING

DS-1 / E1 port connections

Do not connect the DS-1/E1 ports to exposed plant wiring or any other unprotected wiring which may be subjected to electrical mains contact or atmospheric discharges.

Connect only to ports of other equipment designated as SELV circuits as speciﬁed in the equipment safety instructions.

1Obtain the following equipment:

•For each DS-1/E1 port, twisted pair high density cable with male DB- 78 connector. The AMP high density D subminiature 216158-1 or 748368-1 is the recommended connector.

•DS-1/E1 equipment, such as a PBX.

•Patch panel (optional).

Note: When you order the cable, please ensure that the cable numbering starts with number one.

2Connect the DS-1/E1 cables to the DS-1/E1 ports located on the front panel of the Passport 8250 device.

The DS-1/E1 ports are female DB-78 high density connectors. For details on the DS-1/E1 pin assignments, see “DS-1/E1 pin assignment” (page 30).

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 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