Siemens SINUMERIK 840D sl Operating Manual page 144

Create MyConfig - Expert
4.4 Project folder
Display associated system variables button
You open the "NCU/PPU initial state" dialog via the button
variables). All system variables to be used under "NCU/PPU initial state" are listed here.
Information on the system variables·can be found in the section System variables for the NCU/
PPU initial state dialog (Page 289).
Further general information on the system variables can be found in the Reference list system
variables (Page 283) section.
Dialog / Operating instructions
You can find additional information on the "Dialog" and "Operating instructions" property
groups under Package configuration (configuration) (Page 121).
Data backup CF card
The following settings are available for the "Data backup CF card" property:
Perform backup
Setting disabled
Note
For "Setting disabled" property
The setting for selecting the data backup can be disabled for the operating sequence.
The licenses of the controller are also backed up. When restoring a backup, a query appears
as to whether the licenses from the backup are to be restored, or the licenses on the control
system are to be retained.
144
Yes A data backup of the NCU can be selected on this dialog page at the
start of package execution.
No
This backs up the content of the CF card, including the current active
archive data (NC, PLC, DRV), in a folder named based on the CF card
ID.
If a data backup is found next to the package during starting, it can be
selected in the package selection for restoration.
When the backup is restored, the backed-up archive data is reloaded
automatically.
In addition to the data backup *.tgz, this folder also contains an instruc‐
tion *.txt and a package *.usz for a Linux package or *.exe for a Windows
package, for restoring the data backup.
A confirmation prompt appears if a backup not belonging to this CF card
ID is to be restored (see section Package execution (Page 317)).
Yes The settings made during the configuration can only be viewed by the
operator during execution, but not changed.
No
(Display associated system
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Operating Manual, 11/2016, A5E36537479B-AD