Preparing For Installation; Grounding The Switch - Cisco WS-C2950T-48-SI Hardware Installation Manual

Preparing for Installation

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:
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Grounding the Switch

This equipment is intended to be grounded. Ensure that the host is connected to earth ground during
Warning
normal use. Statement 39
Warning When installing the unit, always make the ground connection first and disconnect it last. Statement 42
To make sure that the equipment is reliably connected to earth ground, follow the grounding procedure
Caution
instructions, and use a UL-listed lug suitable for number-6 AWG wire and two number-10-32 ground-lug
screws.
To ground the switch to earth ground, follow these steps. Make sure to follow any grounding
requirements at your site.
Locate the ground lug and the two number-10-32 screws. The ground lug and screws are on the rear panel
Step 1
of the Catalyst 2950G-24-EI-DC switch or on the front panel of the Catalyst 2950ST-24 LRE 997 switch.
Use a standard Phillips screwdriver or a ratcheting torque screwdriver with a Phillips head. Set the
screws and the ground lug aside.
If your ground wire is insulated, use a wire stripping tool to strip the 6-gauge ground wire to 0.5 inch
Step 2
(12.7 millimeter [mm]) ± 0.02 inch (0.5 mm) as shown in
Catalyst 2950 Switch Hardware Installation Guide
C-2
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
Appendix C Connecting to DC Power
Figure C-1.
OL-6156-01