Cisco N540-Front Haul Prepare For Installation
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Cisco N540-Front Haul Prepare For Installation

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Prepare for Installation
Before you install the Cisco N540-Front Haul routers, you must prepare your site for installation.
Preparing your site involves these tasks:
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General Precautions

Observe the following general precautions when using and working with your router:
• Keep your system components away from radiators and heat sources, and do not block cooling vents.
• Do not spill food or liquids on your system components, and never operate the product in a wet
• Do not push any objects into the openings of your system components. Doing so can cause fire or electric
• Position system cables and power supply cable carefully. Route system cables, the power supply cable,
• Do not modify power cables or plugs. Consult a licensed electrician or your power company for site
Prepare Yourself , on page 10
environment.
shock by shorting out interior components.
and plug so that they are not stepped on or tripped over. Be sure that nothing else rests on your system
component cables or power cable.
modifications. Always follow your local and national wiring rules.
Prepare for Installation
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Summary of Contents for Cisco N540-Front Haul

  • Page 1: Table Of Contents

    Prepare for Installation Before you install the Cisco N540-Front Haul routers, you must prepare your site for installation. Preparing your site involves these tasks: • General Precautions, on page 1 • Site Planning Checklist, on page 2 • Environmental Requirements, on page 2 •...

  • Page 2: Site Planning Checklist

    N540-FH-AGG-SYS is designed to be used in central office application only, as defined by Class 1 of GR-3108-CORE: • –32 to 131°F (0 to 55°C) • 5% to 85% RH For more information on Environmental properties and Regulatory standards, see the Cisco Network Convergence System 540 Router Data Sheet. Prepare for Installation...

  • Page 3: Airflow For Site Planning

    Prepare for Installation Airflow for Site Planning Airflow for Site Planning For site planning, the Maximum System Airflow at maximum system temperature is 90.0CFM for N540-FH-CSR-SYS and 125.0CFM for N540-FH-AGG-SYS. Airflow Guidelines Cool air is circulated through the router by fans that are located along the rear side of the router. The internal fans maintain acceptable operating temperatures for the internal components by drawing in cool air through the vents, and circulating the air through the router.
  • Page 4 Prepare for Installation Airflow Guidelines Figure 1: Airflow Top View Clearance or N540-FH-CSR-SYS Prepare for Installation...
  • Page 5 Prepare for Installation Airflow Guidelines Figure 2: Airflow Side View for N540-FH-CSR-SYS Figure 3: Airflow Side View for N540-FH-AGG-SYS Note the following points: • When installing the router in a back-to-back position with another device, ensure that there is a minimum of 3.9 inches (10 centimeters) airflow clearance between the two devices.

  • Page 6: Site Power Guidelines

    Prepare for Installation Site Power Guidelines • If airflow through the equipment rack and the routers that occupy it is blocked or restricted, or if the ambient air being drawn into the rack is too warm, an overtemperature condition may occur within the rack and the routers that occupy it.

  • Page 7: Site Cabling Guidelines

    Before you install the router, have all the additional external equipment and cables on hand. For information about ordering, contact a Cisco customer service representative. The extent of your network and the distances between the network interface connections depend, in part, on the following factors: •...
  • Page 8 Prepare for Installation Asynchronous Terminal Connections • Signal speed • Transmission medium The distance and rate limits referenced in the following sections are the IEEE-recommended maximum speeds and distances for signaling purposes. Use this information as a guideline when planning your network connections prior to installing the router.

  • Page 9: Tools And Equipment

    Prepare for Installation Lightning and AC Power Fault Interference Lightning and AC Power Fault Interference If signal wires exceed the recommended cabling distances, or if signal wires pass between buildings, you should consider the effect that a lightning strike in your vicinity might have on the router. The Electromagnetic Pulse (EMP) generated by lightning or other high-energy phenomena can couple enough energy into unshielded conductors to damage or destroy electronic equipment.

  • Page 10: Prepare Yourself

    Prepare for Installation Prepare Yourself Figure 4: Building with Rack Room Connected to Earth Ground Prepare Yourself This section illustrates how to prepare yourself before removing the chassis from the sealed antistatic bag. The figures show how to wear the ESD strap around the wrist and how to connect the other end of the strap to the ground.

  • Page 11: Prepare Rack For Router Installation

    Prepare for Installation Prepare Rack for Router Installation Figure 5: Wearing the ESD Strap Prepare Rack for Router Installation Install the chassis into a two-post standard rack with standard horizontal mounting rails. Before you mount the chassis into the rack, we recommend that you do the following: Step 1 Place the rack where you plan to install the chassis.

  • Page 12: Cabinet Selection Guidelines

    Prepare for Installation Cabinet Selection Guidelines Cabinet Selection Guidelines Equipment that is intended for installation in controlled environmental space has average yearly levels of contamination. Ventilated cabinets or racks can be used if pollutant levels are maintained within allowable limits. Equipment intended for installation in outside plant (OSP) areas must have sealed cabinets with heat exchanger that meet the NEMA -4 or IP66 protection and low average yearly levels of concentration of contaminants inside the cabinet.

  • Page 13: Unpack The Cisco Ncs 540-Front-Haul Router

    Prepare for Installation Unpack the Cisco NCS 540-Front-Haul Router Unpack the Cisco NCS 540-Front-Haul Router Ensure that there is sufficient room around the chassis pallet for unpacking. 1. Remove the accessory tray and the packing material. 2. Carefully set the packing material aside.
  • Page 14 PSU-BLNK-FHA CBL-BRKT-FHA Note Most Cisco documentation is available online. The chassis Pointer Card that is shipped with your Cisco NCS 500 Series Services Routers contains links and information to other online documentation. Note If the product is not in use, store the device in the initial packaged condition or in an ESD PE sealed bag with silica gel.

This manual is also suitable for:

N540-fh-csr-sysN540-fh-agg-sys

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