HEIDENHAIN iTNC 530 HSCI - Page 27

4 – 28 HEIDENHAIN Service Manual iTNC 530 HSCI
8080 Uz UV 1xx
too high
 DC-link voltage of the power supply unit
too high.
 Check the machine parameter (braking the
spindle).
 Check the braking resistor.
 Replace the power supply unit.
 See Service Manual Inverter Systems and
Motors.
8092 Pos. contr.
cyc. time error
 MC is outputting erroneous cycle time for
CC position controller.
 A hardware error has occurred.
 Check machine parameter 7600.x.
 Exchange drive control board.
8130 Motor brake
defective <axis>
 Motor brake defective.  Traverse the axis to a safe position before
power-off.
 Check controls for motor brakes.
 Exchange the motor.
 See Service Manual Inverter Systems and
Motors.
8140 Error <axis>
field orientation
 Field orientation impossible for mechanical
reasons.
 Incorrect relation between electrical field and
mechanical motor motion.
 Incorrect motor encoder signal.
 Incorrect motor connection.
 Mechanical brakes not released.
 Check the machine parameters for number of
signal periods and distance for the number of
signal periods.
 Check the machine parameter for the linear
distance of one motor revolution.
 For linear motors: Check column STR of the
motor table.
 Check the speed encoder connection.
 Check the motor connection.
 Release brakes during orientation.
 See ”Speed encoders” on page 19 – 300.  See ”Sequence for finding errors in the control
loop” on page 6 – 58.
 See ”Speed encoders” on page 19 – 300.
 See Service Manual Inverter Systems and
Motors.
8300 Motor brake
defective <axis>
 Motor brake defective.  Traverse the axis to a safe position before
power-off.
 Check controls for motor brakes.
 Exchange the motor.
 See Service Manual Inverter Systems and
Motors.
8310 No current in
brake test <axis>
 Motor connected incorrectly
 Inverter connected incorrectly
 Inverter defective
 Motor defective
 Check
the wiring of motor and inverter.
 Check the inverter.
 Check the motor.
 See Service Manual Inverter Systems and
Motors.
8610 I2T value is
too high <axis>
 Excessive load over the time of the drive.  Reduce the load or the duration.
 Check the motor table, power module table,
and machine parameters.
 Check whether the motor and power module
are designed for the load.
 See Service Manual Inverter Systems and
Motors.
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