Online and diagnostic tools
15.6 Updating firmware
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
1319
Updating the firmware from the accessible devices
To perform a firmware update for one or more accessible devices, follow these steps:
1. Open "Online access" from the project tree.
2. Open the communications interface to which your CPU is connected.
3. Double-click "Update accessible devices" and wait for STEP 7 to display the online
devices.
4. Expand the CPU that you want to update and double-click "Online & diagnostics".
5. Expand "Firmware update" from the "Functions" folder. You will see the PLC as well as
local modules for the PLC. From either the "PLC" or "Local modules" selection, you can
proceed with updating firmware from the "Firmware loader" section as described above.
You can also perform a firmware update by one of the following methods:
● Using a SIMATIC memory card (Page 148)
● Using the Web server "Module Information" standard Web page (Page 1023)
● Using the SIMATIC Automation Tool
(https://support.industry.siemens.com/cs/ww/en/view/98161300)
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