HEIDENHAIN iTNC 530 Service Manual page 171

It is possible that the machine manufacturer has activated the following soft key on the
Protection from
iTNC 530.
data tampering
Before data are read from or written to the control's hard disk, such an action must be approved.
July 2010
Press the MOD key and subsequently the soft key EXTERNAL ACCESS ON/OFF.
--> The access must be approved!
Note
The external access (via laptop/PC) to partitions on the control's hard disk (e.g., PLC
partition) can be locked with passwords by the machine manufacturer, like the internal
access (on the control).
Contact the machine manufacturer!
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