For more information, refer to “Troubleshooting by system LEDs and diagnostics display” on page 29.
Troubleshooting by system LEDs and diagnostics display
See the following section for information on available system LEDs and diagnostics display.
Drive LEDs
This topic provides information on drive LEDs.
The following table describes the problems that are indicated by drive activity LED and drive status LED.
Figure 15. 2.5-inch drive LEDs
Figure 16. E3.S drive LEDs
LED
Description
1  Drive activity 
LED (green)
Each hot-swap drive comes with an activity LED. When this LED is flashing, it indicates that the 
drive is in use.
2  Drive status 
LED (yellow)
The drive status LED indicates the following status: 
•  The LED is lit: the drive has failed.
•  The LED is flashing slowly (once per second): the drive is being rebuilt.
•  The LED is flashing rapidly (three times per second): the drive is being identified.
Front operator panel LEDs
This topic provides information on the front operator panel LEDs.
Chapter 2. Server components 29