Nortel Networks 241-5101-200 manual Replacing the fan module, Passport 8250 board guidelines

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Appendix A Replacing hardware 49

Passport 8250 board guidelines

Use caution when handling, storing, and transporting circuit boards. Follow these guidelines:

•Do not stack or store boards without first replacing them in their antistatic material and shipping material.

•Do not to damage any parts when inserting the boards into packages.

•Do not store boards in areas where the relative humidity can exceed 85 percent or temperature can exceed 70 C.

•Handle boards by the faceplate. Do not touch electrical connections, pins, and soldered surfaces.

•Do not handle boards unless you are using appropriate antistatic protections such as an antistatic wrist strap. It is recommended that you use conductive carpet, conductive shoes, or heel grounders.

Replacing the fan module

If the fan module malfunctions, contact your Nortel Networks representative to order a new fan module.

WARNING

Rotating fan

Do not touch the fans immediately after removing the fan tray. The fans may continue to rotate several seconds after being removed.

1For each power supply module, turn the power supply breaker to off.

Breaker is off

2Loosen the two securing screws on the fan module.

3Slide the fan tray out of the fan module slot.

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 Installing the Passport 8250 device Chapter Preparing for the hardware installationChapter Configuring the Passport 8250 for operations 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 ConventionsRelated documents Symbol conventionsPassport documents NMS documents Nortel support servicesPassport 8250 functions Chapter PassportPassport 8250 device Passport 8250 hardwarePassport 8250 front panel Board modulesCommunication ports Dual power supply modulesFan module Software compatibility Passport 8250 softwarePassport 241-5101-200 R2.2 Selecting an installation site Chapter Preparing for the hardware installationTaking 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 deviceMounting the chassis in a rack 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 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 ATM uplink port Connecting the dual power supplyAntistatic protection Dual power supplySecuring 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 Breaker is off. Turn to on Configuring the Passport 8250 device for remote accessSetting the boot parameters Viewing the boot parametersBoot command parameters Boot parameter Description 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 Passport 8250 board guidelines Replacing the fan moduleRotating fan 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 Appendix C Standards Product safety standardsElectromagnetic compatibility standards Telecom standards Thermal, mechanical, and power standardsRegulatory information standards Industry Canada Notice Equipment attachment limitation Federal Communications Commission FCCAppendix C Standards Index Index 241-5101-200 R2.2 Page Installation

241-5101-200, 8250 specifications

Nortel Networks 8250, model 241-5101-200, is a prominent component in the realm of telecommunications and networking equipment. Designed for high-performance networking solutions, the 8250 plays a crucial role in delivering reliable voice and data services across various applications. Its architecture embodies several advanced features and technologies that cater to the growing demands of enterprise networks.

One of the main features of the Nortel 8250 is its robust scalability. The device supports a modular approach, allowing organizations to expand their networking capabilities easily as their needs grow. This scalability ensures that the 8250 can accommodate a wide range of applications, from small to large-scale operations, without compromising performance.

The 8250 demonstrates exceptional performance through its high-speed data processing capabilities. It is designed to handle increased traffic loads while maintaining low latency and high throughput. This makes it particularly suitable for environments where quick data access and communication are imperative, such as in VoIP and video conferencing applications.

In terms of technology, the Nortel 8250 integrates advanced switching and routing protocols, effectively facilitating efficient data management across the network. Its support for both IPv4 and IPv6 ensures compatibility with current and future networking standards, making it a future-proof solution for enterprises that require adaptability amidst evolving technology landscapes.

Security is another critical characteristic of the Nortel 8250. The device incorporates various security features to protect against potential threats and unauthorized access. This is particularly important in today’s networking environment, where data breaches and cyber threats are increasingly prevalent.

The Nortel 8250 also excels in its ease of management. With user-friendly interfaces and robust monitoring tools, network administrators can effectively manage and configure the device with minimal effort. This streamlined management contributes to reduced operational costs and increased productivity for organizations.

Overall, the Nortel Networks 8250, model 241-5101-200, stands out as a versatile and powerful networking solution. Its scalability, high performance, advanced technologies, strong security, and ease of management make it a valuable asset for any organization looking to enhance its networking capabilities. As businesses continue to evolve and demand more from their networks, devices like the Nortel 8250 will remain crucial in meeting those challenges head-on.
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