Siemens SINUMERIK 840DE sl Commissioning Manual page 1405

Updating the software
Procedure:
1. In the main menu, select the menu item "Update NCU Software and Data".
The following menu is displayed:
Figure 3-13
2. Select the menu item "Update system software from USB memory stick".
The list of the tgz files available on the USB storage medium are displayed.
NCU operating system
Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1
Software update
Service and diagnostics
3.5 Updating the software
87