XG-V10WE (serv.man8). Service Manual text - Page 1-59 - Sharp Projector Service Manual (repair manual). Page 48

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48
XG-V10WE
AN-SD1E/S422E
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-2
Checking the RGB input
No
Yes
Yes
Yes
Yes
Yes
No
Using panel key or remote 
controller, select INPUT1 or 
INPUT2.
No
No
No
1
2
3
Check the sync signal.
Check the R, G and B signals.
PLL, ADC or their peripherals 
defective.
» 
Checking the sync (H/V) signal separation type
Feed the sync separation type 
RGB signal to INPUT1 or 
INPUT2.
Does image appear onscreen?
Is the image free of distortion?
Do the R, G and B colors all 
appear?
Execute the AUTOSYNC 
command.
Is the image contour as 
specified?
Is the vertical stripe pattern 
as specified?
Check the video input.
No problem with the RGB input
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