6-65
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
The DISCOVER survey software
(if used on external topside)
reports, "Cannot ping towfish."
LAN cable disconnected.
Check the LAN cable
connection.
Tow cable disconnected.
Check the tow cable
connection.
Modem settings are incorrect.
Please contact
for modem settings.
The modem is disconnected
internally to the digital link.
Check all connections to the
modem are correct per the
wiring diagram.
Improper settings in Discover
Software (if used on external
topside).
Check that under
"Configuration" pull-down
"Network," the displayed
address is 192.9.0.101 with
"Port" set to 1700.
The tow vehicle is faulty.
Verify the tow vehicle using a
different digital link. Verify the
digital link with a different tow
vehicle.
Table 6-1: Starmux IV Troubleshooting Table
