Cisco NCS 540 Installation Manual page 15

Small density passive cooled routers

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Preparing for Installation

Warning

Use copper conductors only. Statement 1025

Warning

This unit might have more than one power supply connection. All connections must be removed to de-energize

the unit. Statement 1028

Warning

Connect the unit only to DC power source that complies with the safety extra-low voltage (SELV) requirements

in IEC 60950 based safety standards. Statement 1033

Warning

Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or laundry tub, in

a wet basement, or near a swimming pool. Statement 1035

Warning

This equipment must be installed and maintained by service personnel as defined by AS/NZS 3260. Incorrectly

connecting this equipment to a general-purpose outlet could be hazardous. The telecommunications lines must

be disconnected 1) before unplugging the main power connector or 2) while the housing is open, or both.

Statement 1043

Warning

This product requires short-circuit (overturned) protection, to be provided as part of the building installation.

Install only in accordance with national and local wiring regulations. Statement 1045

Warning

When installing or replacing the unit, the ground connection must always be made first and disconnected last.

Statement 1046

Warning

Installation of the equipment must comply with local and national electrical codes. Statement 1074

When working on equipment powered by electricity, follow these guidelines:

• Locate the room's emergency power-off switch. If an electrical accident occurs, you will be able to

quickly turn off the power.

• Before starting work on the system, turn off the DC main circuit breaker and disconnect the power

terminal block cable.

• Before doing the following, disconnect all power:

Cisco Network Convergence System 540 Passive Cooled Small Density Routers Hardware Installation Guide

• Working on or near power supplies

• Installing or removing a router chassis or network processor module

• Performing most hardware upgrades

Safety with Electricity

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