For information on available system LEDs and diagnostics display, refer to “Troubleshooting by system LEDs
and diagnostics display” on page 292
.
Drive LEDs
This topic provides information on drive LEDs.
Each drive comes with an activity LED and status LED and the signals are controlled by the backplanes.
Different colors and speeds indicate different activities or status of the drive. The following illustrations and
tables describe the problems that are indicated by drive activity LED and drive status LED.
•
“LEDs on hard disk drives or solid-state drives” on page 293
• “LEDs on EDSFF drives” on page 294
LEDs on hard disk drives or solid-state drives
Figure 211. LEDs on hard disk drives or solid-state drives
Drive LED
Status
Description
1 Drive status LED (right) Solid yellow
The drive has an error.
Blinking yellow (blinking slowly, about one
flash per second)
The drive is being rebuilt.
Blinking yellow (blinking rapidly, about four
flashes per second)
The RAID adapter is locating the drive.
2 Drive activity LED (left) Solid green
The drive is powered but not active.
Blinking green The drive is active.
Chapter 8. Problem determination 293
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