Lenovo ThinkSystem SD530 V3 User Manual page 216

Status
Off
Flashing rapidly (four
times per second)
Flashing slowly (once
per second)
Lit
2 System ID LED (blue)
Use this system ID LED to visually locate the server. The LED can be changed to on, blinking, or off. You can
use the Lenovo XClarity Controller or a remote management program to change the state of the system ID
LED to assist in visually locating the server among other servers.
3 System Error LED (yellow)
The system error LED helps you to determine if there are any system errors.
Status Color
On Yellow
Off None
4 NMI button
Press this button to force a non-maskable interrupt to the processor. A pen or the end of a straightened
paper clip might be needed to press this button. This button can also be used to force a blue-screen memory
dump (only when you are directed to do so by Lenovo Support).
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Color Description
None No power supply is properly installed, or the LED itself has failed.
Green The server is turned off and is not ready to be turned on. The power button is
disabled. This will last approximately 5 to 10 seconds.
Green The server is turned off and is ready to be turned on. You can press the power
button to turn on the server.
Green The server is turned on.
Description
An error has been detected on the server.
Causes might include one or more of the
following errors:
• The temperature of the server reached
the non-critical temperature threshold.
• The voltage of the server reached the
non-critical voltage threshold.
• A fan has been detected to be running at
low speed.
• The power supply has a critical error.
• The power supply is not connected to
the power.
The server is off or the server is on and is
working correctly.
Action
Check the Event log to determine the exact
cause of the error.
None.