Personal Safety And Equipment Protection; Module Protection - Nortel Secure Router 4134 Installation Manual

Personal safety and equipment protection

Read this section to prevent injury and equipment damage.

Module protection

The following practices prevent equipment damage when you work on the
Nortel Secure Router 4134:
•
Always wear a grounded antistatic wrist strap when you handle
modules.
•
Always set modules on appropriate antistatic material.
•
Handle modules by the faceplate and handles. Do not touch pins or
electrical connections.
•
Do not leave interface module or power supply module slots empty.
You must fill all slots with modules or slot covers to maintain safety
compliance, proper cooling, and electromagnetic interference (EMI)
containment in the shelf.
DANGER
Risk of injury by electric shock
Before working on this equipment, be aware of good safety
practices and the hazards involved with electrical circuits.
Use only power cords that have a grounding path. Ensure
the switch is properly grounded before powering on the unit.
For translations of this message, see
statement" (page
WARNING
Risk of eye injury by laser
Fiber optic equipment can emit laser or infrared light that can
injure your eyes. Never look into an optical fiber or connector
port. Always assume that fiber optic cables are connected to a
light source. For translations of this message, see Laser fiber
optic warning statement.
CAUTION
If you do not install interface modules in slots, keep the metal
cover plates in place over the slots. Removing the cover plates
impedes airflow and proper cooling of the unit. For translations
of this message, see .
Nortel Secure Router 4134
Installation — Chassis
NN47263-300 03.01 7 September 2009
Copyright © 2007-2009 Nortel Networks. All Rights Reserved.
Personal safety and equipment protection 13
"Electric shock danger
59).