
Troubleshooting Procedure
Make sure that the IP address of the
N2KServer computer is accessible from
the computer running the N2KView station.
You can verify this by opening a command
prompt in Windows (go to the Start menu,
then select Accessories, and then click on
Command Prompt). In the command propt
window that enters, type “telnet
<ip_address> 6544”. If this connection
succeeds, you will see just a blank screen
with a flashing cursor, and you have
confirmed the IP address is visible. If the
connection fails with a message sich as
“Count not open connection to the host, on
port 6544: Connect Failed”, then the IP
address is not visible and you should try
the remedies that follow in this list or
consult a networking expert.
Make sure that any firewall software on the
N2KServer computer is configured to allow
incoming connections on port 6544.
Make sure that any routers between the
N2KServer and the internet are configured
to forward incoming connections on port
6544 to the N2KServer computer.
Only certain digital components
display dashes for data or certain
gauge indicators are at the end
stop (peg)
Make sure that you have the proper
transducers on the NMEA 2000 network
and that the transducers are properly
programmed with the right source type and
instance number (if applicable)
Check the Windows Event Log,
Applications Log section for any warning or
error messages that N2KServer Windows
Service may have written there.
N2KServer reports that the
version of firmware in the
USB100 is not high enough to
Contact Maretron to receive a firmware
upgrade for your USB100.
N2KView works correctly for a
Select the Connections tab and open the
Connections window. Press the Connect
Revision 4.0.2 Page 363
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