724-746-5500 | blackbox.com
724-746-5500 | blackbox.com Page 39
Chapter 4: Upgrading the Modbus Hardened Serial Server Firmware
To download the latest firmware files from a file:
1. Click the “Browse” button to open an “Open File” dialog box.
2. Browse to the drive and folder containing the firmware file.
3. Select and download the file to the local firmware folder.

4.2 Uploading the Firmware to the Modbus Hardened Serial Server

To upgrade the firmware:
1. In the Modbus Hardened Serial Server Selection drop down list, select the Modbus Hardened Serial Ser ver to be upgraded.
2. In the Firmware Description drop-down list, select the firmware to upload to the Modbus Hardened Serial Server.
3. Click the “Upgrade” button. The Progress bar and Progress box provide information on the progress of the transfer.
4. In the Firmware File drop-down list, selec t the firmware file to upload to the Modbus Hardened Serial Ser ver.
5. Click “Upgrade.”
The Progress box and Progress bar display information on the upgrading process.
6. When the upgrade process is complete, click “Close.”