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Chapter 12: Firmware Upgrade
182
3. Click Device Manager. The Device Manager window appears.
4. Click the plus (+) symbol beside Ports (COM & LPT) to expand the
item.
5. Locate “USB to Serial Bridge (COMx),” where x is the COM port
number that your PC assigns to the USB-to-RS485 cable. Write
down the COM port number for later use.
Note: If you cannot find “USB to-Serial Bridge (COMx),” either the
USB-to-RS485 driver has not been installed or the USB-to-RS485
driver installation was not successful. If this occurs, reinstall the
USB-to-RS485 driver by following the procedure described in the
previous section.