Pfaff 3588-04/020, Instruction Manual, Page: 161 / 196

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Controller
14
.02.03
Errors - Stepping motor drive
If problems occur with the stepping motor drive during the operation, an error might have
occurred in the stepping motor controller.
The error message is indicated by LEDs on the stepping motor controller.
LED Meaning
01 ROT. ERROR goes out when
- the motor blocks
- the stepping motor amplifier is not ready
- the Enable input is not activated
- a breakage has occurred in the supply and/or blocking detection line
06 READY is lit when
- the amplifier is driven correctly
- the supplied voltage is in the rated range
07 FAULT lights up if a short-circuit occurs between two motor phases
08 TEMP lights up if the temperature at the cooling device is too high (> 75 °C)
09 OVER-VOLT lights up if there is an over-voltage ( >400 V) during braking
10 LOW-VOLT lights up if there is a low voltage ( <200 V)
09 + 10 are lit if the Enable input is not activated