Acer Altos G540 M2 - Manual (Page 193)

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Server Health
The Server Health menu displays data related to the server’s health, such as the
sensor reading and the event log. This menu include two options: Sensor
Readings and Event Log.
Sensor Readings
The Sensor Readings option allows you to monitor status of the
voltages of the power supply, the fan speed, and the processor and
system temperature sensors.