Sharp XG-PH50X Serviceanleitung Seite 66

XG-PH50X
XG-PH50X-NL
6
Measure the clock of IC8010
at R8048.
YES
Is the clock normal?
YES
Go to "VIDEO sync signal
check".
IC8025 is defective.
VIDEO sync signal check
Measure TL8016 with an
oscilloscope (vertical sync
signal check).
Is the vertical sync signal
normal?
YES
Measure TL8015 with an
oscilloscope (horizontal sync
signal check).
Is the horizontal sync signal
normal?
YES
7
NO
IC8010 is defective.
NO
NO
Go to "Input signal setting
check".
66