Power supply LEDs
This topic provides information about various power supply LED status and corresponding action suggestions.
The following minimal configuration is required for the server to start:
- One processor
- One memory module in slot 7
- One power supply
- One HDD/SSD drive or one M.2 drive (if OS is needed for debugging)
- Five system fans
The following table describes the problems that are indicated by various combinations of the power-supply LEDs and the power-on LED and suggested actions to correct the detected problems.
|1 Input status
The input status LED can be in one of the following states:
|2 Output status
The output status LED can be in one of the following states:
Zero-output mode can be disabled via Setup utility or Lenovo XClarity Controller web interface. If you disable zero-output mode, both power supplies will be in the active state.
|3 Power supply error LED