Rear panel LEDs and button
Item
Description
Status
Definition
1 and 5
NIC link LED
Solid green
Network link
Off
No network link
2 and 4
NIC status LED
Flashing green
Network active
Off
No network activity
3
Power On/Standby button
and system power LED
Solid green
System on and normal
operation
Flashing green
Performing power-on
sequence
Solid amber
System in standby
Off
6
Reserved
—
—
7
Flashing blue
Activated
Off
Deactivated
Facility power is not present, power cord is not attached, no power supplies are installed, power supply failure has
occurred, or the front I/O cable is disconnected.
Server UID LED
The UID LED is used to locate a particular server when it is deployed in a dense rack with many other
servers. Activating the UID LED allows an onsite technician to quickly identify a server for maintenance
tasks.
8
Component identification