Rear Panel Leds And Buttons - Cisco UCS C220 M4 Installation And Service Manual

Status LEDs and Buttons

Rear Panel LEDs and Buttons

Figure 3-2
Figure 3-2
1
2
3
4
Table 3-2 Rear Panel LEDs, Definitions of States
LED Name
1 Optional mLOM 10-Gb SFP+
(there is a single status LED)
1 Optional mLOM 10-Gb BASE-T
link speed
1
Optional mLOM 10-Gb BASE-T
link status
2 1-Gb Ethernet dedicated
management link speed
3 1-Gb Ethernet dedicated
management link status
4
1-Gb Ethernet link speed
Cisco UCS C220 M4 Server Installation and Service Guide
3-4
shows the rear panel LEDs and buttons.
Rear Panel LEDs and Buttons
PCIe 01
mLOM
1
Optional mLOM card LEDs
(not shown, see Table 3-2)
1-Gb Ethernet dedicated management link
status LED
1-Gb Ethernet dedicated management link
speed LED
1-Gb Ethernet link speed LED
State
Off—No link is present.
•
Green, steady—Link is active.
•
Green, blinking—Traffic is present on the active link.
•
Off—Link speed is 10 Mbps.
•
Amber—Link speed is 100 Mbps/1 Gbps.
•
Green—Link speed is 10 Gbps.
•
• Off—No link is present.
• Green—Link is active.
Green, blinking—Traffic is present on the active link.
•
Off—Link speed is 10 Mbps.
•
Amber—Link speed is 100 Mbps.
•
Green—Link speed is 1 Gbps.
•
Off—No link is present.
•
• Green—Link is active.
• Green, blinking—Traffic is present on the active link.
Off—Link speed is 10 Mbps.
•
Amber—Link speed is 100 Mbps.
•
Green—Link speed is 1 Gbps.
•
Table 3-2
PCIe 02
1 2
2 3 4 5
5
1-Gb Ethernet link status LED
6
Rear unit identification button/LED
7
Power supply status LED
Chapter 3 Maintaining the Server
defines the LED states.
PSU 01
6 7
PSU 02
OL-32473-01