Troubleshooting by system LEDs and diagnostics display | ThinkSystem HS350X V3

LEDs and buttons on the front I/O module
The front I/O module of the server provides control buttons, connectors, and LEDs.

LEDs and buttons on Datacenter Secure Control Module (DC-SCM)
The Datacenter Secure Control Module (DC-SCM) provides controls, connectors, and LEDs.

LEDs on the system board
The following illustrations show the light-emitting diodes (LEDs) on the system board.

Front backplane LEDs and rear drive LEDs
This topic offers the status of LEDs on the front backplane, and rear drives LEDs showing via light pipes.

The LED on the power supply unit
This topic provides information about the LED status of a power supply unit.