Service Guide

3-6
Cisco UCS C420 Server Installation and Service Guide
OL-27640-01
Chapter 3 Maintaining the Server
Status LEDs and Buttons
1-Gb Ethernet link status • Off—No link is present.
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
Identification
• Off—The identification LED is not in use.
• Blue—The identification LED is activated.
Table 3-2 Rear-Panel LED States (continued)
LED Name State