Siemens SINUMERIK 840D sl Commissioning Manual page 876

Service and diagnostics
3.5 Updating the software
3.5 Updating the software
3.5.1 This is how you update the firmware
Firmware Update
When service is required, it may be necessary for a service technician to install a BIOS
update. Siemens provides the corresponding update file. Possible formats include: *.img or
*.rom or *.bin. Or, the update file is already supplied on the service system, then step 1 is
eliminated.
Procedure:
1. Copy the update file to the FAT partition of the service system.
2. Connect the service system to interface X125 or X135 of the NCU.
3. Switch on the system.
4. In the main menu, select the menu item "Firmware Update".
80
The following menu is displayed:
Figure 3-11 Firmware update
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
NCU operating system (IM7)