Error Messages - Furuno NAVNET 1734C Operator's Manual

Note: Though the message "SYSTEM HAS FAILED START UP TEST. PLEASE
CONTACT A LOCAL FURUNO REPRESENTATIVE FOR REPAIR. PUSH ANY KEY TO
CONTINUE" may appear when powering on the display unit immediately after the clearing
memories, there is no problem in fact. Press any key to continue the operation.
8.9

Error Messages

In addition to alarm messages your equipment also displays error messages.
Error Message
General
Connection with the ETR was
cut.
Connection with the RADAR
was cut.
Low Voltage! Internal Battery
No bearing pulse detected.
No position data
No GPS fix!
No heading pulse detected.
HEADING DATA MISSING!
Error messages
Meaning
Network sounder disconnected.
Radar disconnected.
Voltage of battery on circuit
board in display unit is low.
No bearing pulse from radar
antenna.
No position data is present.
Possible problem with FURUNO
BB GPS receiver.
No heading pulse
8. MAINTENANCE, TROUBLESHOOTING
Remedy
• Check that display unit
where the sounder is
connected is turned on.
• Check network sounder's
cabling.
• Check that display unit
where the radar is
connected is turned on.
• Check antenna cable.
Have a qualified technician
replace the battery.
Check antenna cable.
Check for obstacles around
GPS antenna.
Disconnect GPS cable from
the display unit, and then
contact your dealer.
Check heading sensor.
Check heading cable.
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