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Cisco UCS C240 M4 Server Installation and Service Guide
OL-32474-01
Chapter 3 Maintaining the Server
Status LEDs and Buttons
3 Optional mLOM 10-Gb SFP+
(there is a single status LED)
• Off—No link is present.
• Green, steady—Link is active.
• Green, blinking—Traffic is present on the active link.
3 Optional mLOM 10-Gb BASE-T
link speed
• Off—Link speed is 10 Mbps.
• Amber—Link speed is 100 Mbps/1 Gbps.
• Green—Link speed is 10 Gbps.
3 Optional mLOM 10-Gb BASE-T
link status
• Off—No link is present.
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
4 1-Gb Ethernet dedicated
management link speed
• Off—Link speed is 10 Mbps.
• Amber—Link speed is 100 Mbps.
• Green—Link speed is 1 Gbps.
5 1-Gb Ethernet dedicated
management link status
• Off—No Link is present.
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
6 1-Gb Ethernet link speed
• Off—Link speed is 10 Mbps.
• Amber—Link speed is 100 Mbps.
• Green—Link speed is 1 Gbps.
7 1-Gb Ethernet link status
• Off—No link is present.
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
8 Unit Identification
• Off—The unit identification function is not in use.
• Blue—The unit identification function is activated.
Table 3-2 Rear Panel LEDs, Definitions of States (continued)
LED Name State