Installation guide

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Catalyst 2950 Desktop Switch Hardware Installation Guide
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Chapter 2 Installation
Connecting to DC Power
Connecting to DC Power
To connect the Catalyst 2950G-24-EI-DC switch to a DC-input power source,
follow these steps:
• Preparing for Installation, page 2-23
• Grounding the Switch, page 2-24
• Wiring the DC-Input Power Source, page 2-26
Warning The Catalyst 2950G-24-EI-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 DC terminal block plug, the ground lug, and the two number-10-32
screws in the DC-switch kit.
Obtain these necessary tools and equipment:
• Ratcheting torque screwdriver with a Phillips head that exerts up to
15 pound-force inches (lbf-in.) of pressure
• Panduit crimping tool with optional controlled cycle mechanism
(model CT-700, CT-720, CT-920, CT-920CH, CT-930, or CT-940CH)
• 6-gauge copper ground wire (insulated or noninsulated)
• Four leads of 18-gauge copper wire
• Wire-stripping tools for stripping 6- and 18-gauge wires