Nortel Networks NN46200-310 - Manual (Page 32)

32 DC power supply installation
CAUTION
Risk of equipment damage
To prevent damage from electrostatic discharge, always wear
an antistatic wrist strap connected to an ESD jack.
DANGER
Risk of injury by electric shock
Before working on this equipment, be aware of proper 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.
Procedure steps
Step Action
1 Switch off the power supply.
See the following figure for the exact location of the power
switches.
2 Remove the filler panel from the power bay if necessary.
CAUTION
Save the power filler panel in case you need to
operate the Ethernet Routing Switch 8300 chassis
with a power supply removed.
3 If you are replacing a failed power supply, remove the failed DC
power supply.
4 Grasp the handle of the new power supply.
Nortel Ethernet Routing Switch 8300
Installation — DC Power Supply
NN46200-310 01.01 Standard
9 June 2008
Copyright © 2008 Nortel Networks
.