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Catalyst 3550 Multilayer Switch Hardware Installation Guide
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Chapter 2 Installing and Starting the Switch
Connecting to DC Power
Warning
Attach only the Cisco RPS 300 (model PWR300-AC-RPS-N1) to the RPS
receptacle
For POST information, see the
“Running Post” section on page 2-34
.
Connecting to DC Power
To connect the Catalyst 3550-24-DC switch to a DC-input power source, follow
the steps in these sections:
•
•
•
Wiring the DC-Input Power Source
Warning
The Catalyst 3550-24-DC contains no field-replaceable units (FRUs). Do not open
the chassis or attempt to remove or replace any components. For information
about obtaining service for this unit, contact your reseller or Cisco sales
representative.
Warning
The equipment is to be installed in a restricted access area.
Warning
Ethernet cables must be shielded when used in a central office environment.
Preparing for Installation
Locate the ground lug and the two number-10-32 screws on the switch rear panel
and the DC terminal block plug in the DC-switch accessory kit.
Obtain these necessary tools and equipment:
•
Ratcheting torque screwdriver with a Phillips head that exerts up to
15 pound-force inches (lbf-in.) or 240 ounce-force inches (ozf-in.) of
pressure