Overview of the audio-navigation unit display.
These screens allow you to troubleshoot the LCD display built into the audio-navigation unit. Select the item you want to check, and follow the diagnostic instructions.
RGB Color
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
This screen verifies that the display is receiving the video (R, G, B, and Composite sync) signals properly. The three primary colors should all appear without distortion. The combination of all three should produce a central white section.
The diagnostic screen is displayed in full screen mode while pressing the HOME button.
Gray Tone
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
This screen checks problems with contrast in 16 gradations. You should be able to see the changes from bar to bar across the scale. It is normal for the two bars on either side to appear the same.
The diagnostic screen is displayed in full screen mode while pressing the HOME button.
White Raster
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
This screen checks for pixels that may be dead (off). The entire display must be white.
The diagnostic screen is displayed in full screen mode while pressing the HOME button.
Black Raster
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
This screen checks for pixels that may be stuck on. The entire display must be black.
The diagnostic screen is displayed in full screen mode while pressing the HOME button.
Color Pattern
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
The screen shows the colors being used for the map and menu screens. This is for factory use only. To check the color signal, use the RGB Color diagnosis.
The diagnostic screen is displayed in full screen mode while pressing the HOME button.
Touch Panel Check
This check allows you to check the sensitivity of touch panel. If the screen is operated in the state while the telop (A) is displayed, the traced locus changes to black, and the action name (Tap, Double tap, Pinch, Slide, and Flick) appears on the caption (B) for 5 seconds. The screen displays the coordinates of where the screen was touched. If the BACK button is pressed, the screen returns to the Monitor Check menu. If another location other than the location pressed responds, do the Touch Panel Adjustment.
Touch Panel Adjustment
This screen adjusts the alignment of these touch locations with the location of the buttons images on the screen.
The screen consists of the - icons. Touch the center of the five - icons on order 1-5. To store the settings, touch the Set.
NOTE: Touch the center of the +icon correctly.
When selecting the Set icon, the confirmation screen appears.
When selecting the OK icon, the audio-navigation unit reflects the result of the touch panel adjustment.
Monitor Adjustment
This screen allows you to adjust the display position of touch screen. Select the item you want to adjust.
RGB
Touch each arrow icon to move the picture up/down or left/right. If the BACK button is pressed, the screen returns to Monitor Check menu.
Press the MENU button, then select the Set icon to store the settings. The Default icon resets the setting to factory specifications.
NTSC
Touch each arrow icon to move the picture up/down or left/right. To store the settings, select the Set icon. If the BACK button is pressed, the screen returns to Monitor Check menu.
If the Monitor Change icon is selected, the source sub menu is displayed. The Default icon resets the setting to factory specifications.