Sharp XV-Z9000U Service Manual page 35

Checking the RGB input
Feed the sync-separated DTV
RGB signal to INPUT1 or
INPUT2. (The 480i and 580i
component signals are not
included.)
1
Using the front-panel key or
the remote control, select
INPUT1 or INPUT2.
2
Does the image appear?
Is the image disturbed?
3
Do R, G and B colors appear?
Is the contour as specified?
End
NO
Check to see if the video input is
YES
as specified.
NO
Go to "Checking the sync signal".
YES
NO
Go to "Checking the RGB signal".
YES
YES
IC8004 or its peripheral circuit
NO
defective.
35
XV-Z9000U/E