Status Leds And Buttons; Front Panel Leds - Cisco UCS C220 Installation And Service Manual

Status LEDs and Buttons

Status LEDs and Buttons
This section describes the location and meaning of LEDs and buttons and includes the following topics
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•
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Front Panel LEDs

Figure 3-1
Figure 3-1
1
2
3
4
5
Table 3-1 Front Panel LEDs, Definitions of States
LED Name
Power button/Power status LED
Identification
Cisco UCS C220 Server Installation and Service Guide
3-2
Front Panel LEDs, page 3-2
Rear Panel LEDs and Buttons, page 3-4
Internal Diagnostic LEDs, page 3-6
shows the front panel LEDs.
Front Panel LEDs
2 5 7
1 3 4 6
HDD4 HDD5
Power button/Power status LED
Identification button/LED
System status LED
Fan status LED
Temperature status LED
State
• Off-There is no AC power to the server.
Amber-The server is in standby power mode. Power is supplied only to the CIMC
•
and some motherboard functions.
Green-The server is in main power mode. Power is supplied to all server
•
components.
Off-The Identification LED is not in use.
•
• Blue-The Identification LED is activated.
Table 3-1 defines the LED states.
8 9
HDD1 HDD2
HDD6 HDD7
6 Power supply status LED
7
Network link activity LED
8
Hard drive fault LED
9 Hard drive activity LED
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Chapter 3 Maintaining the Server
HDD3
HDD8
OL-25760-01