XG-V10XE (serv.man9). Page 20-59 - Sharp Projector Service Manual (repair manual). Page 40

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59
XG-V10XE
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-13
Yes
Yes
Yes
Yes
No
No
No
No
Checking the DVI_SOG
Is there horizontal sync signal 
at TL8082?
Is there Green signal at pin 
(135) of IC8004?
IC8004 or IIC bus control 
peripherals defective.
Is there sync signal at TL8136?
IC8023 or IC8336 defective.
Are pins (4) of IC8023 and 
IC8336 at low level?
DVI connector or its 
peripherals defective.
CPU port defective.
No problem with the DVI_SOG.
»
The SOG component of the DVI analog signal is separated
in the CXA3516R circuit. The Green signal is fed to the 
SOGIN2 terminal. The DVI SOG sync signal is selected 
by the bus switch (IC8023).
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