XG-P25XE (serv.man12). Troubleshooting table - Sharp Projector Service Manual (repair manual). Page 19

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XG-P25X
54
TROUBLE SHOOTING TABLE FOR PC I/F UNIT 
(Continued)
7
NO
YES
YES
NO
Are there the horizontal and 
vertical sync signals at 
TL8130 and TL8131?
IC8302 or its peripheral 
parts defective.
IC8338 or its peripheral 
parts defective.
Is there the specified clock 
signal at FL8004?
End.
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