HEIDENHAIN TNC 426 PB - Page 1104

December 2001 DSP Error Messages as of NC Software 280 476-01 10 – 11
8B00 Zn track <axis>
error
n Contamination of the
motor encoder (Zn
track).
n Motor encoder cable is
defective.
n Motor control board
defective.
n Inform your service agency.
• Exchange the motor.
• Check the motor encoder
cable.
• Exchange the motor drive
control board.
280 476-01
8B10 Traverse direction
<axis> incorrect
n DIR entry in motor table
is incorrect.
n Check MP1040.
n Incorrect motor power
connection.
n Inform your service agency.
• Check the DIR entry in the
motor table.
• Check MP1040.
• Check the motor power
connection.
280 476-09
8140 Error <axis>
field orientation
n No field orientation
possible.
n Incorrect relation
between electrical field
and mechanical motor
motion.
n Incorrect motor encoder
signal.
n Incorrect motor
connection.
n Mechanical brakes not
released.
n Inform your service agency.
• Check entry in MP331 and
MP332.
• Check entry in MP2020.
• For linear motors: In motor
table, check distance per
electrical motor revolution.
• Check motor encoder
connection.
• Check motor connection.
• Release brakes during
orientation.
280 476-08
8B30 Motor
temperature <axis>
too high
n Measured motor
temperature too high.
n No temperature sensor.
n Motor encoder cable is
defective.
n Entry in motor table is
incorrect.
n Incorrect or defective
temperature sensor was
installed.
n Let the motor cool down.
• Inform your service agency.
• Check the motor encoder
cable.
• Check the entry in the motor
table.
• Measure the temperature
sensor (2 kW at 25 °C).
280 476-01
Error message Cause Corrective action As of
NC SW