Lcd Test - Furuno DS-60 Operator's Manual

6. MAINTENANCE
6.5.3

LCD test

The LCD test checks the LCD and the brilliance control circuit.
1. Press the MENU/ESC key to open the menu.
2. Select [TESTS] then press the ENT key.
3. Select [LCD TEST] then press the ENT key.
4. Press any key except the MENU/ESC key or , to display each color, in the
order shown in the figure below. To test the brilliance control circuit, press ,.
5. Control is returned to the menu after the blue gradation is shown. Press the DISP
key to close the menu.
6-10
(1) Start
(4) Red
(7) Black gradation
(10) Blue gradation
(2) Black
(5) Green
(8) Red gradation
Menu display
(3) White
(6) Blue
(9) Green gradation