Technical data

Appendix
CPU 317T: Technology Functions
A-8 A5E00251798-03
Upgrading the Technology CPU firmware
Upgrade the firmware of the Technology CPU if the current version is V2.3 or older.
You should therefore verify the current firmware version.
You update the Technology CPU firmware from a Micro Memory Card.
Components required:
• A programming device / PC with STEP 7 Basis and Micro Memory Card
adapter.
• A Micro Memory Card with a minimum capacity of 8 MB.
You can download the current firmware update from our Internet Service & Support
pages:
http://www.siemens.com/automation/service&support
In SIMATIC Manager, select PLC > Update Operating System. For details on
procedures, refer to the STEP 7 Online Help.
Upgrade the firmware of the integrated technology
Upgrade the firmware of the integrated technology, if the current version is V3.1 or
older. Start by verifying the current firmware version.
To upgrade the firmware:
1. Open HW Config.
2. From the hardware catalog, select the "SIMATIC Technology CPU" profile.
3. Open the folder as shown in the figure below, or drag-and-drop the component
"V2.3/3.1" to the CPU.
4. Click "Yes" on the dialog box to confirm replacement of the component.