Cisco Systems Cisco 12008 manual Operating Modes of the Power Supplies, DC-Input Power Supply

Overview of the Cisco 12008

Figure 1-5 DC-Input Power Supply

	THIS UNIT TO BE INSTALLED
IN	IN A	RESTRICTED	ACCESS AREA
	ACCORDANCE WITH THE NEC OR THE
AUTHORITY HAVING JURISDICTION

CAUTION THIS UNIT MAY HAVE MORE THAN ONE POWER SUPPLY CONNECTION. ALL CONNECTIONS NEED TO BE REMOVED TO DE-ENERGIZE THE UNIT.

Carrying handle

0

INPUT 0K

OUTPUT

FAIL

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ALS
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Y
BE	COM
EN
ER
GIZ	NC
ED.
BER	NO
UHR
EN
DER
ANS
CHL
USS
E
DEN
HAU
PTS
CHA
LTER

H10032

Plastic safety shield

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.

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