Troubleshooting by system LEDs and diagnostics display
See the following section for information on available system LEDs and diagnostics display.
- Drive LEDs
This topic provides information on drive LEDs. - E3.S CMM LEDs
This topic provides information on LEDs of E3.S Compute Express Link (CXL) memory (CMM). - External diagnostics handset
The external LCD diagnostics handset is an external device that is connected to the server with a cable, and it allows quick access to system information such as errors, system status, firmware, network, and health information. - Front-operator-panel LEDs and buttons
The front operator panel of the server provides controls, connectors, and LEDs. - LED on the leakage detection sensor module
This topic provides information about the LED on the leakage detection sensor module. - LEDs on the XCC system management port
This topic provides information on LEDs of XCC system management port. - System-I/O-board LEDs
The following illustrations show the light-emitting diodes (LEDs) on the system I/O board, also known as Datacenter Secure Control Module (DC-SCM). - Processor-board LEDs
The following illustrations show the light-emitting diodes (LEDs) on the processor board. - Power-supply-unit LEDs
This topic provides information about various power supply unit LED status and corresponding action suggestions. - Rear M.2 LEDs
This topic provides troubleshooting information for the rear M.2 drive assembly. - Rear system LEDs
This topic provides an overview of the LEDs on the rear of the server.
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