Siemens SINUMERIK 840D sl Commissioning Manual

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".
The following menu is displayed:
Figure 3-11 Firmware update
Service and diagnostics
3.5 Updating the software
NCU operating system
84 Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based