Read Sharp PG-M20S (serv.man11) Service Manual online
40
PG-M20S
PG-M20X
PG-M20X
Confirmation of Video Input
Make "Confirmation of Input
Signal Setting".
Signal Setting".
Is there video signal at the land
of C8070?
of C8070?
Is there signal at the terminal C2 of
P8001 (DVI connector)?
P8001 (DVI connector)?
No
Somewhere in the signal route is
defective. Check the capacitors and
resistors between the connector
and IC8013.
defective. Check the capacitors and
resistors between the connector
and IC8013.
The signal source or connector
is defective.
is defective.
Yes
Yes
Yes
No
Go to "Checking of Sync Signal".
IC8025 or IC8013 is defective.
Confirmation of Input Signal Setting
Is the input menu selected
correctly?
correctly?
Are the connectors connected
correctly?
correctly?
Yes
Select the input menu correctly.
No
2
Connect the connectors correctly.
No
1
End
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PC I/F Unit-4/12
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