Furuno FR-8062, FR-8252, FR-8122 manual LCD Test, GPS Test, LCD test screens

6.MAINTENANCE & TROUBLESHOOTING

•If the optional ARP board is installed, its program number and test results (OK or NG) are shown below the INPUT NMEA window. “--” shown with no ARP board. The radar must be transmitting in order to test ARP function.

•The lamp to the left of the POWER/BRILL key and the panel backlight flash if the panel backlight is working properly.

4.At the right side of the display there are squares, circles and ovals, and they are for checking the controls of the display unit and remote controller.

Key check: Press each key one by one. The key’s on-screen location fills in green if the key is functioning normally and returns to background color when the key is released. The F1 key tests the buzzer. Press it again to silence the buzzer.

Control check: The three digits below the on-screen location for the GAIN, A/C SEA and A/C RAIN controls show control position, and the range of indication is 0-255.

Trackball check: The three digits below the trackball’s on-screen location show the trackball’s X-Y position, and the range of indication is -127 to +127.

5.Press the MENU key three times on the display unit or remote controller to escape from the test.

6.9LCD Test

The LCD pattern test checks the LCD for proper display of colors.

1.Press the MENU key to open the menu.

2.Use the trackball to choose Factory from the System menu and press the ENTER key.

3.Use the trackball to choose LCD Pattern and press the ENTER key. The screen is initially all red. Hit the MENU key to change the color of the display, in the following sequence.

RED

MENU

key

GREEN

MENU

key

BLUE

MENU

key

WHITE

MENU

key

BLACK

MENU

key

7tones of gray

LCD test screens

4. Press the MENU key several times to close the menu.

•You may cancel the test at anytime by pressing the CANCEL/HL OFF key.

•You may adjust screen brilliance during the test with the brilliance control.

6.10GPS Test

The FURUNO GPS receiver interfaced with this radar can be checked for proper operation as follows:

1.Press the MENU key to open the menu.

2.Use the trackball to choose GPS and press the ENTER key.

3.Use the trackball to choose GPS Self Test and press the ENTER key. The program no. and results of the test are shown, as OK or NG (No Good). For NG, check the GPS receiver.

4.Press the MENU key to close the menu.

GPS Self Test

Program No. : 48502380XX

Result : OK

XX = Program version no.

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