Monitor Check
These screens allow you to troubleshoot the LCD display on the center display unit.
Select the item you want to check, and the test begins. To return to the previous screen, select the RETURN icon.
| Monitor Check | |
|---|---|
| RGB COLOR | GRAY TONE |
| WHITE RASTER | BLACK RASTER |
| COLOR PATTERN | TOUCH INPUTS |
RGB Color
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. If any of the color circles are missing, replace the center display unit .
Press the HOME button to display the full screen mode.
Gray Tone
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.
Press the HOME button to display the full screen mode.
White Raster
This screen checks for pixels that may be dead (off). The entire display must be white.
Press the HOME button to display the full screen mode.
Black Raster
This screen checks for pixels that may be stuck on. The entire display must be black.
Press the HOME button to display the full screen mode.
Color Pattern
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.
Press the HOME button to display the full screen mode.
Touch Inputs
This check allows you to check the sensitivity of touchpad. If the screen is operated in the state while the telop (A) is displayed, the traced path changes to black. 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.