VOLTCRAFT HPS-11530 Mode D'emploi page 36

The displays are in the following order:
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Display of the current software state.
Segment test to determine if the display works with all its
individual segments.
Then the LED displays "C.V.", "C.C." and "REAR CONTROL"
are tested.
System test of the protective devices starts.
The over-voltage protection is tested.
The over-load protection is tested.
The over-temperature protection is tested.
Fan test The fan is shortly tested throughout the speed range.
For a short time, the fan speed increases audibly.
The remote control function for "output out" is tested. After this
step, the device switches to the regular operating display mode.