Furuno FELCOM 70 Operator's Manual page 138

6. DATA COMMUNICATION
5 Opening the Phone and Modem Options window confirms the established
modem connection. Select "Standard 33600 bps Modem".
Click the Advanced tag and enter command "AT+WS45=1."
Note: The setup for data transfer to the Furuno terminal is based on the
Windows 2000/XP default parameters:
Clicking Properties allows checking the parameters.
6 Open the Control Panel on the PC and doubleclick the Network
Connections icon.
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8 data bits - no parity - 1 stop bit - flow ctrl: Hardware