3-3
Cisco UCS C200 Server Installation and Service Guide
OL-20732-02
Chapter 3      Maintaining the Server
  Status LEDs
Figure 3-2 Front Panel LEDs (Small Form Factor) 
Table 3-1 describes the possible states and interpretations for the LEDs that are shown in Figure 3-1.
1 Power supply fault LED 8 Hard drive fault LED
2 Memory fault LEDs 9 Hard drive activity LED
3 CPU fault LED 10 Optional DVD module
4 Network activity LED 11 DVD activity LED
5 System fault LED 12 Power status LED/Power button
6 Locator LED/Locator button 13 Locator LED/Locator button
7 Power status LED/Power button 14 System fault LED
-A-
8
1
2
3
4
5
6 9
7
14 11
10
13
12
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Ta b l e  3-1 Front Panel LEDs  
LED Name State
DVD activity   • Off—The DVD drive is not in use.
  • Green, blinking—The DVD drive is reading or writing data.
Hard drive fault   • Off—The hard drive is operating properly.
  • Amber—This hard drive has failed.
Hard drive activity   • Off—There is no hard drive in the hard drive sled.
  • Green—The hard drive is ready.
  • Green, blinking—The hard drive is reading or writing data.
Power supply fault   • Off—All power supplies are operating properly.
  • Amber—At least one power supply has failed.
Memory fault   • Off—All DIMMs are operating properly.
  • Amber—At least one memory bank has a failed DIMM.