Led Indications; System Power Led ( ); Uid Led - NEC express5800 A2010b User Manual

Chapter 1 General Description
5.6

LED Indications

This section explains the indication and meanings of the server LEDs.

5.6.1 SYSTEM POWER LED ( )

SYSTEM POWER LED indicates power ON/OFF status of the server.
The following table lists SYSTEM POWER LED patterns and their explanation.
SYSTEM POWER LED pattern
On (green)
On (amber)
Off

5.6.2 UID LED

UID LED is provided one each at the front and rear of the server. If you press UID Switch at the front or rear of
the server, the LED lights. If you press it again, the LED goes off. It blinks when commands from software are
received. This LED is used to identify the target server among multiple servers installed in a rack. Especially
when performing maintenance from behind the server, lighting the LED will help you to identify which server to
work with.
The following table lists UID LED patterns and their explanation.
UID LED pattern
On (blue)
Off
The server is powered on and operating normally.
BMC is being initialized.
When the power cable is connected, the LED lights amber for 40 seconds.
Do not power on the server while the LED is lit amber.
The server can be powered on after the amber LED is unlit.
The server is off-powered.
The server is in halt status.
The UID switch is pressed.
The UID switch is not pressed.
You can let an LED to light using remote management software.
Tips
Express5800/A1040b, A2040b, A2020b, A2010b User's Guide
5. Names and Functions of Components
Explanation
Explanation
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