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8. MAINTENANCE, TROUBLESHOOTING
8-8
Display unit test
Press the DISPLAY UNIT TEST soft key at the MEMORY I/O TEST menu to test the
display unit. The equipment displays program version number and checks devices. Results
for device checks are shown as OK or NG (No Good). For any NG, request service. A test
connector is required to check ports. “ - - “ shown when no test connector is connected.
Chart number shown when chart is inserted. Press the RETURN soft key to return the
MEMORY I/O TEST menu.
XX = Program Version No.
XX = Program Version No.
Model 18x4/19x4 series GD-1920C
* = For NAVIONICS model. 1950024XX for C-MAP
Program No. 1950023XX*
ROM1 : OK
ROM2 : OK
SDRAM : OK
SRAM : OK
INT. BATTERY : OK
PORT
NMEA IN/OUT 1 : - -
NMEA IN/OUT 2 : - -
NMEA IN : - -
RS232 : - -
HEADING : 352.2
°
NETWORK : - -
CARD SLOT :
FPGA No. : OK
HEADING PULSE : OK
BEARING PULSE : OK (XX.Xrpm)
TOTAL ON TIME : 000000.0 h
TOTAL TX TIME : 000000.0 h
Machine Status +130
Program No. 1950023XX*
ROM1 : OK
ROM2 : OK
SDRAM : OK
SRAM : OK
INT. BATTERY : OK
PORT
NMEA IN/OUT 1 : - -
NMEA IN/OUT 2 : - -
NMEA IN : - -
RS232 : - -
HEADING : 352.2
°
NETWORK : - -
FPGA No. : OK
Machine Status +130
No results appear when
"sub" radar selected as
radar source.
Display unit test results
GPS sensor test (Requires a FURUNO BB GPS receiver)
Press the GPS SENSOR TEST soft key at the MEMORY I/O TEST menu to test a
FURUNO BB GPS receiver. The equipment displays GPS receiver program version number,
and checks the GPS unit for proper operation, displaying OK or NG (No Good) as the result.
For NG, request service. Press the RETURN soft key to return the MEMORY I/O TEST
menu.
*: XXX...Program No.
PROGRAM No. *XXXXXXXXXX
GPS UNIT : OK
Machine Status +115
GPS receiver test results