Power supply – Cisco 5000 Series User Manual

Page 43

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S e n d d o c u m e n t a t i o n c o m m e n t s t o n x 5 0 0 0 - d o c f e e d b a c k @ c i s c o . c o m

2-11

Cisco Nexus 5000 Series Hardware Installation Guide

OL-15902-01

Chapter 2 Cisco Nexus 5000 Series Overview

Cisco Nexus 5020 Switch

Power Supply

The Cisco Nexus 5020 switch uses a front-end power supply. The chassis has slots for two power
supplies. Two power supplies can be used for redundancy, but the Cisco Nexus 5020 switch is fully
functional with one power supply.

Figure 2-15

shows the power supply, which has two LEDs: one for

the power status and one for the failure condition.

Figure 2-15

Power Supply for the Cisco Nexus 5020 Switch

Table 2-2

table describes the status of the two power supply LEDs.

A

Group 1, ports 1 through 16: 10-Gigabit
Ethernet and 1-Gigabit Ethernet capable
Encrypted ports

D

Groups 2 and 3, ports 1 through 4: Encrypted
Ethernet ports

B

Group 1, ports 1 through 32: Unencrypted
Ethernet ports

E

Groups 2 and 3, ports 5 through 6:
Unencrypted Ethernet ports

C

Group 1, ports 33 through 40: Encrypted
Ethernet ports

1

2

186264

1

Green power LED indicates the power status. 2

Amber fail LED indicates a failure condition.

Table 2-2

Power Supply LED Descriptions

Power Supply Condition

Power LED Status

Fail LED Status

No AC power to all power supplies.

Off

Off

Power supply failure, including overvoltage, overcurrent,
overtemperature, and fan failure.

Off

On

Power supply warning events where the power supply
continues to operate. These events include high
temperature, high power, and slow fan.

Off

Blinking

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