Launch Isis and Hit File>Record Setup>Sonar Setup, Select Edgetech
Black Box:

Hit the red Record button in Isis:

The Edgetech server launches and attempts to connect to the sonar, if the IP address setup is correct the server windows will become active. If the IP addresses are not correct or there is a network problem an error message is generated:

If this occurs check or change the IP address for the server:

Enter the correct IP address:

NOTE: Do NOT change the TCP port numbers, these are determined by the sonar.
Hit OK and then Exit the server to save the new settings:

Hit the STOP button in Isis:

Hit the Record button one more time:

The server should launch and the windows should be active, indicating a successful connection to the sonar:

Note the spurious range setting of -1m, this may occur the first time the sonar connects, move the range slider to the desired range.
To save the setup in Isis hit the STOP button:

Then hit Configure>Save Setup>Save Now.
All settings will be retained the next time Isis is launched.
Under normal settings the range scale maximum is 500m, however it is possible to use the LF channels only out to 1,000m.