XV-Z7000 (serv.man5). Section 3 - Troubleshooting - Sharp Projector Service Manual (repair manual). Page 9

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41
XV-Z7000U/E
AN-Z7T
YES
YES
YES
YES
YES
YES
Checking the component 
inputs (720P, 1080I)
Feed the component signal 
to INPUT2.
Select INPUT2 on the set 
or the remote control.
Are there output signals at 
pins (16), (18) and (20) of 
IC8012?
Are there output signals at 
pins (1), (3) and (5) of 
IC8012?
Does "NO SIGNAL" 
appear on the screen?
Does an image appear on the 
screen?
End.
Make the process adjustment.
Check IC8012 and its 
peripheral circuits.
Check the connecting 
terminal PWB.
Check IC8032, IC8006 and 
their peripheral circuits.
Go to "Checking the 
digital processing 
Go to "Checking the 
SOG circuit".
Are the colors as 
specified?
NO
NO
NO
NO
Is there output signal at 
pins (5) of IC8032?
NO
NO
4
4
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