Lenovo ThinkServer TD350 User Manual
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System ID button with ID LED
When you press the system ID button, the ID LEDs on both the front and rear of the server are lit. As a
result, you can locate the server among other servers. You also can turn on the ID LEDs using a remote
management program for server presence detection.
ID LED
Color
Description
On
Blue
The server is identified.
Off
None
The ID LED is not in use or the server is not identified.
3
Storage-drive activity LED
Note: The storage-drive activity LED is only for server models with easy-swap storage drives.
Storage-drive activity LED
Color
Description
On
Green
The storage drive is active and data is being
transferred.
Off
None
The storage drive is not in use.
4
Network status LED
The network status LED indicate the LAN status for the Ethernet connectors on the rear of the server.
Network status LED
Color
Description
On
Green
The server is connected to a LAN.
Off
None
The server is disconnected from a LAN.
Blinking
Green
The LAN is connected and active.
5
System health LED
The system health LED helps you to identify if there are any system errors.
• Off: The server is off or the server is on and working normally.
• Blinking: The BMC is initiating.
• Amber: The server has potential system errors. Check the information in the following table for potential
system errors and corresponding solutions.
Potential system error (system health LED: amber)
Solution
The temperature of the server reached the non-critical
temperature threshold.
Check the BMC for errors and check the system fans.
The voltage of the server reached the non-critical voltage
threshold.
Replace the system board.
Note: This action must be performed only by Lenovo
service personnel. See Chapter 8 “Getting information,
help, and service” on page 173.
A fan is running at low speed.
Check the system fans.
The power supply has a critical error.
Check the BMC for detailed information.
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