Monitor Check (Display)
Overview of the center display unit.
The center display unit communicates with the audio unit over its own GA-NET bus. Display information sent by the audio unit to the center display unit via the video data bus (GVIF).
These screens allow you to troubleshoot the center display unit. Select the item you want to troubleshoot, and follow the diagnostic instructions.
- RGB
- Color Pattern
- Gray Tone
- White Raster
- Black Raster
RGB
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 when you press the SETTINGS button. To return to the previous screen, press the SETTINGS button again.
Color Pattern
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
The screen shows the colors being used for the 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 when you press the SETTINGS button. To return to the previous screen, press the SETTINGS button again.
Gray Tone
NOTE: Displaying an anomaly in this diagnosis screen is not necessarily a failure.
This screen checks problems with contrast in 32 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 when you press the SETTINGS button. To return to the previous screen, press the SETTINGS button again.
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 when you press the SETTINGS button. To return to the previous screen, press the SETTINGS button again.
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 when you press the SETTINGS button. To return to the previous screen, press the SETTINGS button again.