Cisco ASR 902U Hardware Installation Manual page 59

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Preparing for Installation

To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telephone-network

Warning

voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some

LAN and WAN ports both use RJ45 connectors. Use caution when connecting cables. Statement 1021

Warning

A readily accessible two-poled disconnect device must be incorporated in the fixed wiring. Statement

1022

Warning

To reduce the risk of fire, use only 26 AWG or larger telecommunication line cord. Statement 1023

This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the

Warning

absence of a suitably installed ground conductor. Contact the appropriate electrical inspection authority

or an electrician if you are uncertain that suitable grounding is available. Statement 1024

Warning

Use copper conductors only. Statement 1025

Hazardous network voltages are present in WAN ports regardless of whether power to the unit is OFF or

Warning

ON. To avoid electric shock, use caution when working near WAN ports. When detaching cables, detach

the end away from the unit first. Statement 1026

Warning

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

de-energize the unit. Statement 1028

Warning

To prevent personal injury or damage to the chassis, never attempt to lift or tilt the chassis using the

handles on modules (such as power supplies, fans, or cards); these types of handles are not designed to

support the weight of the unit. Statement 1032

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

Warning

requirements in IEC 60950 based safety standards. Statement 1033

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

Warning

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

Cisco ASR 902 and ASR 902U Aggregation Services Router Hardware Installation Guide

Safety with Electricity

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Asr 902