Lenovo ThinkSystem SR950 V3 System Configuration Manual page 23

11 Pull-out information tab
This tab contains network information such as MAC address and XCC network access label.
12 System error LED (yellow)
The system error LED helps you to determine if there are any system errors.
Status Color
On Yellow
Off None
13 System ID button/LED (blue)
Use this system ID button and the blue system ID LED to visually locate the server. Each time you press the
system ID button, the state of the system ID LED changes. The LED can be changed to on, blinking, or off.
You can also 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.
14 Network Activity LED (green)
The network activity LED helps you identify the network connectivity and activity.
Status
On
Blinking
Off
15 Power button/LED (green)
Press this button to turn the server on and off manually. The states of the power LED are as follows:
Status
Off
Fast blinking (about
four flashes per
second)
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.
Color Description
Green The server is connected to a network.
Green The network is connected and active.
None The server is disconnected from the network.
Description
Color
Power is not present, or the power supply has failed.
None
• The server is off, but the XClarity Controller is initializing, and the server is not
Green ready to be powered on.
• System-board-assembly power has failed.
Action
Check system logs to identify the failed
part.
None.
.
Chapter 2 Server components
15