4. Names and Functions of Parts
Express5800/T120h User’s Guide
35
Chapter 1 General Description
4.8
LED Indication
LEDs on the front side of the unit
No.
Item
Status
Description
1
UID switch/LED
*1
Lights in blue
Working in operation
Flashes in blue (once per second)
Remote control or firmware upgrade is
in progress
Flashes in blue (4 times per second) The iLO restart sequence using the
UID switch has been started
Flashes in blue (8 times per second) The iLO restart sequence using UID
switch is in progress
Lights off
Not working
2
LAN LINK/ACT LED
*1
Lights in green
Linked to the network
Flashes in green (once per second) The network is working
Lights off
The network is not working
3
STATUS LED
*1
Lights in green
Normal state
Flashes in green (once per second) Restarting iLO
Flashes in amber
The function of the system is
deteriorated
Flashes in red (once per second)
The system is in a critical state *3
4
POWER switch/LED
*1
Lights in green
The system is powered on
Flashes in green (once per second) The power-on sequence is in progress
Lights in amber
The system is in standby state
Lights off
Power is not supplied *2
*1
If all the four LEDs described in this table are blinking at the same time, it indicates that a power failure has
occurred. For details, refer to "(2) Power Failure LED."
*2
The power is not supplied, the power cord is not connected, the power supply unit is not installed, the
power supply unit malfunctions, or the power cord is disconnected.
*3
If the STATUS LED indicates a degraded or critical condition, check the system IML or use iLO to check
the system status.
