User's Manual

Configuration
Loading New Firmware
Simplex Protocol
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2.8. Loading New Firmware
The modem uses ModemVU to load firmware onto the modem. For more information, refer to the
ModemVU Software Manual, available on the JAVAD GNSS website.
1. Download the new firmware package to your computer.
2. Connect your modem and computer, as described in “Connecting HPT404BT and Computer” on
page 17.
3. Start ModemVU. Select the HPT404BT and than the COM port and click Ok (see “Configuring
HPT404BT” on page 19).
4. Click the Serial Interface &Tools tab;
5. Click Download Firmware button (Figure 2-9).
Figure 2-9. Serial Interface & Tools tab
6. Open the required firmware folder. Select the .xmd file and click OK.
7. Wait until the new firmware version process will be complete.
8. Click FileDisconnect, then FileExit to quit ModemVU.