25
LED
Color
State
Description
System Status
Green
Green
The system is ready
Flash green
The system is starting up
Off
The system is off
Amber
Amber
System fault detected (overheat, fan
error, power supply unit fails or is
plugged out, etc.)
Off
No fault has occurred
System over
Heat
Amber
Amber
The system overheat
Off
No fault has occurred
Fan Error
Amber
Amber
A fan error occurred
Off
No fault has occurred
IN Port Status
Green
Green
Port linked
Flash green
Data is being transmitted
Off
No link activity
Amber
Amber
Port linked but without all four
lanes
Flash amber SAS cabling error
Off
No fault has occurred
OUT Port Status
Green
Green
Port linked
Flash green
Data is being transmitted
Off
No link activity
Amber
Amber
Port linked but without all four
lanes
Flash amber SAS cabling error
Off
No fault has occurred
Hard Drive
Red
/
Green
Flashes red The disk data is being accessed and a
read/write error occurred during the
process
Red
A hard disk drive read/write error
occurred
Flashes
green
The disk data is being accessed
Green
The hard disk drive is ready
Table 1: Description of RAID Expansion Enclosure LEDs
