HEIDENHAIN iTNC 530 Service Manual page 51

Error message Possible cause of error
Additional information and descriptions in
the manual
Program Data transmission was interrupted with the
<END> key.
incomplete
Processor 1 The temperature sensor on processor 1
(processor board) recognizes excessive
temperature too
temperature.
high
Processor 2 The temperature sensor on processor 2
(processor RTPC) recognizes excessive
temperature too
temperature.
high
Exchange buffer The voltage of the buffer battery has
dropped below the minimum value.
battery
Ref mark <axis>: During a reference-mark run on an encoder
with distance-coded reference marks a
incorrect spacing
distance of more than 1 000 grating periods
was covered without passing over a
reference mark.
Traverse In a part program block you attempted to
move an axis that has not yet traversed the
reference points
reference point.
Relay: n.c. contact In the relay chain, the normally closed
contact of one or more relays is open.
open?
Nonvolatile PLC The code number 531210 was entered.
data deleted
Excessive See "8BD0 Excessive servo lag in <axis>"
following error in
<axis>
Current to spindle The spindle motor is receiving current,
although its inverter was switched off!
not equal to 0
July 2010
Measures for error diagnosis and/or
corrective action
Additional information and descriptions in
the manual
Transfer the program again.
Check the heat transfer in the electrical
cabinet
Check the fan of the logic unit.
See "Information Menu" on page 17 – 267.
See "Temperature monitoring" on page 3 –
674.
See "Temperature" on page 6 – 75.
Check the heat transfer in the electrical
cabinet
Check the fan of the logic unit.
See "Information Menu" on page 17 – 267.
See "Temperature monitoring" on page 3 –
674.
See "Temperature" on page 6 – 75.
Replace the buffer battery.
See "Buffer Battery" on page 17 – 264.
Correct machine parameter MP 1350.
See "Encoder Interface" on page 18 – 277.
Cross over the reference mark.
See "Reference Run" on page 19 – 317.
Check the relay for proper function.
See "Checking the Enables on the iTNC
530" on page 16 – 229.
See "Non-Volatile PLC Markers and Words"
on page 11 – 136.
See "8BD0 Excessive servo lag in <axis>".
Inform your service agency.
See "Checking the Enables on the iTNC
530" on page 16 – 229.
See Service Manual Inverter Systems and
Motors.
4 – 51