Lcd Test - Furuno FR-8062 Operator's Manual

6. MAINTENANCE & TROUBLESHOOTING
• 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. Press each key one by
one. The key's on location "lights" (color depends on color scheme in use) if the key is
functioning normally and extinguishes when the key is released. For the GAIN, SEA and
and RAIN controls the three-digits below each control changes according to control
position, and the range is 0-100. The three digits below the trackball show the trackball's
on-screen X-Y position and the range of display is 0-255.
4. Press the MENU key three times on the display unit or remote controller to esape from the test.
6.8

LCD 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 then press the ENTER key.
3. Use the trackball to choose LCD Pattern and then press the ENTER key.
The screen is initially all white. Hit the MENU key to display the test pattern for black, red, blue
and green colors.
WHITE
4. Press the MENU key to close the menu.
6-10
MENU
key
BLACK
LCD test screens
MENU
key
RED GREEN BLUE