HEIDENHAIN iTNC 530 HSCI - Page 37

4 – 38 HEIDENHAIN Service Manual iTNC 530 HSCI
C3B0 Motor
%.2s: is not
turning
 Inverter is not ready
 Disturbance on RDY input of PWM output
connector
 Motor jammed
 Inverter defective
 Motor defective
 Incorrect motor selected (MP2200.x)
 Assignment of PWM outputs incorrectly
entered in MP120.x
 Assignment of encoder inputs incorrectly
entered in MP112.x
 Motor power cables crossed
 Motor encoder cable switched
 Motor connection defective
 I2T monitoring is responding
 Check the inverter.
 Check the motor and cabling.
 Check the machine parameters.
 Check I2t monitoring (MP2302.x).
 See ”Sequence for finding errors in the control
loop” on page 6 – 58.
 See Service Manual Inverter Systems and
Motors.
C3C0 Motor
current %.2s too
high
 Incorrect current controller parameters
 Incorrect parameters in the motor table
 Power module defective
 Motor cable defective
 Motor defective
 Motor control board defective
 Correct motor and power module selected?
 Check the current controller adjustment.
 Check the motor and motor cable for a short
circuit.
 Exchange the power module or drive-control
board.
 See ”Sequence for finding errors in the control
loop” on page 6 – 58.
 See Service Manual Inverter Systems and
Motors.
C3D0 PWM
component
defective %.2s
 An internal hardware error has occurred.  Inform your service agency.
 Exchange drive control board.
C3E0 Err. in rated
U of motor %.2s
 Motor rated voltage outside of permitted input
range
 Check the entry in the motor table.
C3F0 EnDat not
found <axis>
 Connected EnDat encoder or encoder cable is
defective.
 EnDat communication error
 Check the motor tabl
e
(column SYS).
 Exchange the motor control board.
 Check speed encoder cable (defective or too
long).
 Check speed encoder.
 Check the grounding and shielding of the
cables.
 See ”Speed encoders” on page 19 – 300.
C400 Line count
error <axis>
 Line count from the motor table does not
match the downloaded values.
 Check machine parameters for linear distance
of one motor revolution and distance for the
number of signal periods.
 Check the motor table (columns TYPE and
STR).
 Check speed encoder.
 See ”Speed encoders” on page 19 – 300.  See ”Speed encoders” on page 19 – 300.
Error message Possible cause of error Measures for error diagnosis and/or
corrective action
Additional information and descriptions
in the manual
Additional information and descriptions
in the manual