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Overview of the Cisco 12008
Cisco 12008 Gigabit Switch Router Installation and Configuration Guide
1-14
Figure 1-5 DC-Input Power Supply
Operating Modes of the Power Supplies
The AC-input and DC-input power supplies operate in either of two modes:
• Standalone mode—In this configuration, only one power supply is installed in one of
the two available power supply bays. To remove or replace a single power supply, you
must first power down the system.
H10032
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THIS UNIT TO BE INSTALLED
IN A RESTRICTED ACCESS AREA
IN ACCORDANCE WITH THE NEC OR THE
AUTHORITY HAVING JURISDICTION
Plastic safety shield
Carrying handle