Read Sharp XG-V10WE (serv.man8) Service Manual online
58
XG-V10WE
AN-SD1E/S422E
TROUBLE SHOOTING TABLE FOR PC I/F UNIT-12
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Checking the DVI analog input
3
With the plug & play fashion
established, feed the DVI
analog signal to INPUT3.
established, feed the DVI
analog signal to INPUT3.
Select the INPUT3 input.
Does image appear onscreen?
DVI connector or its
peripherals defective.
peripherals defective.
CVIC_IC or IC4 peripherals
defective.
defective.
IC302 or its peripherals
defective.
defective.
Check the DVI_SOG circuit.
Sync separation circuit IC330
or IC331 (TL712CPW) or its
peripherals defective.
or IC331 (TL712CPW) or its
peripherals defective.
Are there R, G and B signals?
(Check to see if the R, G and B
signals are coming to pins
(126), (136) and (141) of IC4.)
(Check to see if the R, G and B
signals are coming to pins
(126), (136) and (141) of IC4.)
Is the image free of distortion?
Is the sync signal of separate
type?
type?
Are there horizontal and
vertical sync signals at TL130
and TL131?
vertical sync signals at TL130
and TL131?
Is the sync signal as specified?
(Check pin (6) of IC330 for the
vertical sync signal and pin (6)
of IC331 for the horizontal sync
signal.)
(Check pin (6) of IC330 for the
vertical sync signal and pin (6)
of IC331 for the horizontal sync
signal.)
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