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Catalyst 2950 Desktop Switch Hardware Installation Guide
78-11157-02
Chapter 2 Installation
Connecting to DC Power
Warning
Connect the equipment to a single, extra-low voltage (SELV) source.
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 12- or 14-gauge copper wire
• Wire-stripping tools for stripping 6-, 12-, and 14-gauge wires
Grounding the Switch
Warning
This equipment is intended to be grounded. Ensure that the host is
connected to earth ground during normal use.
Warning
When installing the unit, always make the ground connection first and
disconnect it last.
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