6. MAINTENANCE, TROUBLESHOOTING
6-11
6.10 GPS Test
You can check the FURUNO GPS receiver GP-320B interfaced with this radar for cor-
rect operation as follows:
1. Press the MENU key to open the menu.
2. Use the Cursorpad (S or T) to select [GPS] and press the ENTER key.
3. Use the Cursorpad (S or T) to select [Self Test] and press the ENTER key. The
program no. and result of the test are shown, as OK or NG (No Good). When NG
appears, check the GPS receiver.
GPS-Self Test screen
4. Press any key to close the test screen.
5. Press the MENU key to close the menu.
48502380XX
XX: Program version no. varies
according to equipment connected.