aiko NP-42H5, Service Manual

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- Check the crosshatches for any loss in the horizontal/vertical lines.
- Check that the intervals between the crosshatch lines are regular.
- Check if the circle is properly displayed.
- Check the brightness and contrast based on the gray patterns on the screen.
- Check for any distortion or noise on the screen.
(8) Crosstalk
- Check if burst lines are properly displayed.
- Check for any distortion or noise on the screen.
< Crosstalk>
(9) 8-black Crosshatch
-
Check the horizontal/vertical lines for any loss.
- Check if the intervals between the crosshatch lines are regular.
- Check for any distortion or noise on the screen.