Rear LEDs
This topic provides an overview of the LEDs on the rear of the server.
Rear LEDs of the server
The following illustration shows the LEDs on the rear view of server model with two PCIe slots and a two-bay
7mm drive cage. The LEDs on the rear view of other server models are the same.
Figure 371. Rear LEDs overview
Callout
LED
1 2
“LEDs on the XCC system management port” on page
462
3 4 5
“LEDs on the power supply unit” on page 461
6 7
Rear system LEDs
LEDs on the power supply unit
This topic provides information about various power supply unit LED status and corresponding action
suggestions.
The following minimal configuration is required for the server to start:
• One processor in processor socket 1
• One memory module in slot 7
• One power supply unit
• One HDD/SSD drive, one M.2 drive, or one 7mm drive (if OS is needed for debugging)
• Six system fans (with one processor)
The following table describes the problems that are indicated by various combinations of the power-supply
unit LEDs and the power-on LED and suggested actions to correct the detected problems.
Figure 372. LEDs on the power supply unit
Chapter 8. Problem determination 461
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