Exchanging The Hdr - HEIDENHAIN iTNC 530 Service Manual

26.5 Exchanging the HDR

Preparing the If still possible:
machine


If possible ... Backup the non-volatile PLC markers and words.
It may be assumed that you cannot write data to the defective HDR any more.
If this is still possible:

Data Backup
It may be assumed that you cannot write data to the defective HDR any more. To restore data
on the new HDR later, you must go back to available archives (PLC data, TNC data; if required,
the machine manufacturer can also provide you with PLC or machine data).
If this is still possible:

May 2006
Caution
The drive assembly may only be exchanged in consultation with the machine
manufacturer or by the machine manufacturer!
Drives that you receive in exchange and new HDRs are already partitioned and formatted.
The HeROS operating system and the NC software are installed (the HDRs are normally
equipped with the current NC software).
This latest NC software must be released by the machine manufacturer!
Moreover, you need to know from the machine manufacturer whether there may be
conflicts related to fixed cycles, cutting data tables, etc. !
If the latest NC software has not been released by the machine manufacturer or if the
NC software version of your defective HDR should also run on the replacement HDR, it must
be loaded. Normally, you need support by the machine manufacturer.
Note.: Dual-processor HDR have loaded Windows 2000.
Move machine to home position (axed, tool changer, tilting head, etc.).
Ask the machine operator!
Press EMERGENCY-STOP.
Back up the condition of non-volatile PLC markers and words from RAM to the HDR.
--> See "Nonvolatile PLC Markers and Words" on page 10 – 93.
Back up all control data on the HDR. Select the icon Scan everything.
--> See "Backup" on page 16 – 261.
Note
If an external archive for the TNC data is already available, you need not to back up the
TNC partition. Thus you save time!
Contact the customer!
In this case, select the icon Scan system and machine files.
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