Error Messages; Diagnostic Tests - Furuno GP-1850WD Operator's Manual

12.4 Error Messages

This GP-1850W/1850WD displays the
following error messages on the alarm menu
to alert you to possible trouble.
Error messages
Error Message
NO GPXS FIX
NO DIFFERENTIAL
GPS
CORRECTION.
(GP-1850WD only)
VOLTAGE OF
INTERNAL
BATTERY IS LOW.
Meaning, remedy
No GPS signal. Check
antenna cable.
No DGPS signal. Check
antenna.
Voltage of internal
battery is low. Request
replacement of battery.
12. MAINTENANCE & TROUBLESHOOTING

12.5 Diagnostic Tests

Memory, I/O port test
This test conducts a general check of the
display unit and the antenna unit. The unit
displays the results for each device or
component checked as OK or NG (No
Good).
1. Press the [MENU] key to open the main
menu.
2. Press the CONFIGURATION soft key to
show the CONFIGURATION menu.
SETUP NMEA PORT 1
SETUP NMEA/DGPS PORT 2
UPLOAD/DOWNLOAD DATA
SYSTEM MENU
DGPS 3D
Configuration menu
3. Press the SYSTEM MENU soft key to
open the SYSTEM menu.
SELF TEST
DEMONSTRATION MODE
MEMORY/TRIP CLEAR
DGPS 3D
System menu
4. Press the SELF TEST soft key to open
the TEST menu.
CONFIG
RETURN
SYSTEM
MENU
RETURN
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