Cisco 4908G-L3 Installation Guide - Page 57

Connecting DC Power to the Switch

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Chapter 3 Installing the Switch Connecting DC Power to the Switch From the system console, enter the show power command to display the power supply and system status. For more information on this command, see the command reference publication for your software release. If the LEDs or show power command indicate a power or other system problem, see Chapter 5, "Troubleshooting the Installation," for troubleshooting information. Connecting DC Power to the Switch Follow these steps and warnings when connecting DC power to the Catalyst 4900 series switch: Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit. Statement 1003 Warning This unit is intended for installation in restricted access areas. A restricted access area can be accessed only through the use of a special tool, lock and key, or other means of security. Statement 1017 Warning This product requires short-circuit (overcurrent) protection, to be provided as part of the building installation. Install only in accordance with national and local wiring regulations. Statement 1045 Warning Hazardous voltage or energy may be present on DC power terminals. Always replace cover when terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in place. Statement 1075 78-18039-02 Catalyst 4900 Series Switch Installation Guide 3-11

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3-11
Catalyst 4900 Series Switch Installation Guide
78-18039-02
Chapter 3
Installing the Switch
Connecting DC Power to the Switch
From the system console, enter the
show power
command to display the power
supply and system status. For more information on this command, see the
command reference publication for your software release.
If the LEDs or
show power
command indicate a power or other system problem,
see
Chapter 5, “Troubleshooting the Installation,”
for troubleshooting
information.
Connecting DC Power to the Switch
Follow these steps and warnings when connecting DC power to the Catalyst 4900
series switch:
Warning
Before performing any of the following procedures, ensure that power is
removed from the DC circuit.
Statement 1003
Warning
This unit is intended for installation in restricted access areas. A restricted
access area can be accessed only through the use of a special tool, lock and
key, or other means of security.
Statement 1017
Warning
This product requires short-circuit (overcurrent) protection, to be provided as
part of the building installation. Install only in accordance with national and
local wiring regulations.
Statement 1045
Warning
Hazardous voltage or energy may be present on DC power terminals. Always
replace cover when terminals are not in service. Be sure uninsulated
conductors are not accessible when cover is in place.
Statement 1075