Lan Port Leds - Lenovo ThinkEdge SE350 V2 User Manual

Status Color
On Yellow
Off None
Power button with power status LED (green)
4 5
Press this button to turn the server on and off manually. Following are the states of the LED:
Status
Off
Flashing rapidly (four
times per second)
Flashing slowly (once
per second)
Lit
9 NMI button
Press this button to force a nonmaskable interrupt to the processor. You might have to use a pen or the end
of a straightened paper clip to press the button. You can also use it to force a blue-screen memory dump.
Use this button only when you are directed to do so by Lenovo Support.

LAN port LEDs

This section provides information on LEDs of the Ethernet LAN ports.
Figure 133. LAN port LEDs of the 10/25GbE I/O module
Figure 134. LAN port LEDs of the 1GbE I/O module
Description
An error has been detected on the server.
Causes might include one or more of the
following errors:
• The temperature of the server has
reached a non-critical temperature
threshold.
• The voltage of the server has reached a
non-critical voltage threshold.
• A fan has been detected to be running at
low speed.
• A critical error has occurred to the
power supply.
• The power supply is not connected.
The server is off or the server is on and is
working correctly.
Color Description
None No power supply is properly installed or connected, or the LED itself has failed.
Green The server is turned off and not ready to be turned on yet. The power button is
disabled. This will last approximately 5 to 10 seconds after power supply units are
properly installed and connected..
Green The server is turned off but ready to be turned on. Press the power button to turn
on the server.
Green The server is turned on.
Action
Check the Event log to determine the exact
cause of the error.
None.
.
Chapter 8 Problem determination
189