Error Messages; Diagnostic Tests - Furuno GP-1650W Operator's Manual

12.4 Error Messages

The GP-1650W/1650WD 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-1650WD only)
VOLTAGE OF
INTERNAL
BATTERY IS LOW.

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.
Meaning, remedy
No GPS signal. Check
antenna cable.
No DGPS signal. Check
antenna.
Voltage of internal
battery is low. Request
replacement of battery.
CONFIG
RETURN
12. MAINTENANCE & TROUBLESHOOTING
SELF TEST
DEMONSTRATION MODE
MEMORY/TRIP CLEAR
DGPS 3D
System menu
4. Press the SELF TEST soft key to open
the TEST menu.
MEMORY I/O TEST
KEYBOARD TEST
TEST PATTERN
DGPS 3D
Test menu
5. Press the MEMORY•I/O TEST soft key to
start the test. Test results and program
nos. are shown as below.
TEST
PROGRAM: OK
No.14518010**
SRAM: OK
DRAM: OK
PORT1: OK
PORT2: OK
: Special connections are required to check these ports.
Otherwise, "--" appears.
**: Program Version No.
Memory, I/O test results
6. The test runs continuously. To return to
the TEST menu, press the RETURN soft
key.
Note: BEACON RECEIVER results only
appear on GP-1650WD.
SYSTEM
MENU
RETURN
TEST
RETURN
INTERNAL
BATTERY: OK
GPS
RECEIVER: OK
No.48502060**
BEACON
RECEIVER: OK
No.08501781**
No.
RETURN
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