HEIDENHAIN TNC 426 PB - Page 1112

December 2001 DSP Error Messages as of NC Software 280 476-01 10 – 19
C3A0 Incorrect Ref
position <axis>
n Incorrect motor selected
(MP2200).
n Ground error on the
motor encoder cable
(noise on Ref).
n Motor encoder
defective.
n Inform your service agency.
• Check motor selection
(MP2200).
• Check motor encoder
cabling (ground).
• Exchange the motor.
280 476-17
C3B0 Motor <axis> is
not turning
n Inverter is not ready.
n Noise on the RDY input
of the PWM output
connector.
n Motor jammed.
n Inverter defective.
n Motor defective.
n Incorrect motor selected
(MP2200).
n Assignment of PWM
outputs incorrectly
entered in MP120.
n Assignment of encoder
inputs incorrectly
entered in MP112.
n Motor power cable
switched.
n Motor encoder cable
switched.
n Incorrect motor
connection.
n Inform your service agency.
• Check the inverter.
• Check motor and cabling.
• Check machine parameters.
280 476-14
C3C0 Motor current
<axis> too high
n Incorrect current
controller parameters.
n Incorrect parameters in
the motor table.
n Power module
defective.
n Motor defective.
n Motor control board
defective.
n Inform your service agency.
• Is the correct motor and
power module selected?
• Check the current control
adjustment.
• Check the motor and motor
cable for a short circuit.
• Exchange power module or
drive control board
280 476-14
C3D0 PWM component
defect <axis>
n An internal hardware
error has occurred.
n Inform your service agency.
• Exchange drive control
board.
280 476-01
C3E0 Incorrect rated U
of motor <axis>
n Rated motor voltage
outside of the permitted
input range.
n Inform your service agency.
• Check the entry in the motor
table.
280 476-01
Error message Cause Corrective action As of
NC SW