Furuno GP-3500F - Manual (Page 225)

12. MAINTENANCE & TROUBLESHOOTING
12-7
0-6. MEMORY I/O TEST
PLOTTER
ROM
: OK
RAM : OK
NMEA IN/OUT 1 : - -
NMEA IN/OUT 2 : - -
NMEA IN : - -
RS232C : - -
BACKUP DATA : OK
INTERNAL BATTERY : OK
INTERNAL GPS : OK
INTERNAL BEACON : OK
ECHO SOUNDER
ROM
: OK
RAM : OK
PROGRAM NUMBER
PLOTTER
: 1451713-XX.XX
GPS RECEIVER : 48502370XX
BEACON RECEIVER : 08501820XX
ECHO SOUNDER : 1451716-XX.XX
PRESS MENU KEY TO FINISH THE TEST.
XX: Program version No.
"NMEA IN/OUT 1", "NMEA IN/OUT 2", "NMEA IN" and "PC" are for factory use.
Normally, "- -" appears at those locations.
Only when equipped with optional DGPS receiver board.
Memory I/O test
5. Confirm that all check items are “OK.”
6. Press the [MENU] key to finish the memory I/O test.
7. Press the [MENU] key for several times to close the menu.