Western Digital Sentinel DX4000 Administrator's Manual page 17

LEDs
The LEDs on the Sentinel work in conjunction with the LCD display to further identify the
status of the unit.
LED Color
Power LED Blue
Blue
Red
Drive LEDs Black
Blue
Red
Ethernet Port Green/Amber
Left LED (on
back of server)
Ethernet Port Green
Right LED (on
back of server)
WD SENTINEL DX4000
ADMINISTRATOR'S GUIDE
State Description
Flashing WD Sentinel server is currently booting the software.
Solid WD Sentinel server has successfully booted the
software and is operational.
Flashing Indicates that a serious fault has occurred and needs
immediate attention. The LCD displays the fault
condition.
Off If the LED is off while other drive LEDs are on, no drive
is installed in the bay.
Flashing Drive is currently active. Note that all lights in a RAID
system are active at the same time by design.
Solid Indicates drive failure. The LCD also displays "Storage
Degraded." Replace this drive as soon as possible.
The system is no longer RAID protected until the drive
is replaced and the RAID structure is repaired.
Solid The left LED indicates the connection speed of the
network connection:
• Green indicates a 1000 Mb connection
• Amber indicates a 100 Mb connection
Blinking Indicates link activity.
PRODUCT OVERVIEW
13