Siemens Simotics Connect 400 Operating Instructions Manual page 102

Maintenance
8.2 Updating software and firmware (iOS)
Procedure
1. Select "Firmware" in the dashboard view.
2. Start the process by tapping on the "Update" button.
3. Select the appropriate "*.bin" file. Downloading starts immediately upon selection. During
downloading, a progress bar is displayed. Wait until downloading is complete.
Result
After the firmware file has been downloaded, a security check is performed and the Bluetooth
connection to the mobile device is reset.
The firmware is then updated. This process takes approximately 1 to 2 minutes. During this time,
the LED display on the front of the connectivity module flashes, initially slowly and then faster.
After the firmware update, the LED goes out. After the successful firmware update, the
connectivity module restarts.
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SIMOTICS CONNECT 400
Operating Instructions, 08/2021, A5E50161952B AE