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Status LEDs and Buttons
Table 3-1
Front-Panel LEDs States (continued)
LED Name
Power supply status
Network link activity
Rear-Panel LEDs and Buttons
Figure 3-2
states.
Figure 3-2
1
1
2
3
4
5
Cisco UCS C420 Server Installation and Service Guide
3-4
State
Green—All power supplies are operating normally.
•
Amber, steady—One or more power supplies are in a degraded operational state.
•
Amber, blinking—One or more power supplies are in a critical fault state.
•
•
Off—The Ethernet link is idle.
•
Green—One or more Ethernet LOM ports are link-active.
shows the rear-panel LEDs and buttons.
Rear-Panel LEDs and Buttons
2
PCle 1
PSU 1
3
4 5
Power supply status
Power supply fault
10/100/1000 Ethernet link speed
10/100/1000 Ethernet link status
System status
Chapter 3
Table 3-2 on page 3-5
PCle 7
PSU 2
6
7
8
6
10-Gb Ethernet link status
(present only if 10-Gb VIC is installed)
7
10-Gb Ethernet link speed
(present only if 10-Gb VIC is installed)
8
1-Gb Ethernet link speed
9
1-Gb Ethernet link status
10 Rear identification button and LED
Maintaining the Server
defines the rear-panel LED
9
10
OL-27640-01
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