8 fans. It also contains an integrated watchdog which is currently
implemented in this driver.
+The ``pwmX_auto_channels_temp`` attributes show which temperature sensor
+is currently driving which fan channel. This value might dynamically change
+during runtime depending on the temperature sensor selected by
+the fan control circuit.
+
The 4 voltages require a board-specific multiplier, since the BMC can
only measure voltages up to 3.3V and thus relies on voltage dividers.
Consult your motherboard manual for details.