User Manual

Chapter 1: Product Introduction
1-16
1.7.3 StorageDevicestatusLEDs
1
2
1
2
1
2
RedLED
RedLED
GreenLED
GreenLED
ESC4000G4
ESC4000G4S
SATA/SASStorageDeviceLEDDescription
GREEN ON SATA/SAS storage device power ON
RED ON Storage device has failed and should be swapped immediately
GREEN/
RED
Blinking RAID rebuilding
GREEN/
RED
Blinking Locate
GREEN/
RED
OFF Storage device not found
GREEN Blinking Read/write data from/into the SATA/SAS storage device