28 – 550 HEIDENHAIN Service Manual iTNC 530
8 Enter a value for the new machine parameter.
8 The parameter is not required. --> Delete this MP or mark the parameter as comment so it
remains in the machine parameter list.
8 After each change, try to activate the machine parameter list with END.
If the MP list is complete, the iTNC 530 restarts.
If possible … If you could still store the non-volatile PLC markers and words from RAM to the defective
HDR and subsequently create a backup:
8 Restart the control, do not acknowledge the Power interrupted message.
8 Write the non-volatile PLC markers and words from the HDR to the RAM of the
control. --> See “Non-Volatile PLC Markers and Words” on page 11 – 136.
Restoring the
original state of
the machine
If necessary, you must ...
Recalibrate the touch probes.
Initialize the swivel head again
Initialize the tool changer again.
Contact the machine manufacturer for information!
Functional test
8 Check the machine functions (with the aid of the machine operator).
Creating a machine
backup
If changes were made to the machine or control (e.g., new machine parameters have been
added), you should create a current machine backup. --> See “Backup on an External Data
Medium” on page 13 – 192.
Returning the
defective HDR
8 Apply a note with the error description on the HDR.
8 Check whether the hard disk is secured by a shipping brace.
8 Pack the defective HDR in the original packaging of the new HDR.
8 Return the defective HDR to the machine manufacturer or to your HEIDENHAIN service
agency.
Comments on the new MPs can be found in the text file READ_MP.A in path PLC:\JH\ ...
Contact the machine manufacturer for more information!
If required you can add comments on the function of the new parameters in the MP list.
On machines with analog axes, an offset fine adjustment should be performed with the
HEIDENHAIN code number after the exchange of the control.
--> See “Adjusting the electrical offset (drift adjustment)” on page 20 – 349.
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