AMP-0040C, AMP-0039C and AMP-0041C status fault codes for AC amplifier
The AMP-00xxC AC amplifier uses seven segment display to indicate status. This will give the status of the amplifier. After machine reports and amplifier fault, read the status for the reason the amplifier pulled the the fault line is down.
(note, this is for the Calmotion "C" version amplifier, the OEM version uses individual LEDs on the top board and on the bottom of the bottom board to indicate the current error, see silkscreen for description).
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