XV-Z2000E (serv.man12). XV-Z2000 p34-47 troubleshooting table - Sharp Projector Service Manual (repair manual). Page 11

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44
XV-Z2000
DT-400
Input the S terminal (Y, C) signal to 
INPUT 3. Select INPUT 3 with the 
keys on the main body or the 
remote controller.
Does the picture appear?
Is the picture disturbed?
End.
Is the video signal inputted to the 
pins (43) and (44) of IC3105?
YES
NO
NO
NO
YES
NO
YES
Check the input side and its
peripheral ciruits.
Check the Y,C signal line.
Checking the S terminal input.
Check IC3105 and its 
peripheral circuits.
1
YES
3
Is the video signal outputted 
from pins (21), (22) and (23) 
of IC3105 inputted into pins 
(67), (68) and (69) of IC3102?
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