Sharp XG-PH50X Serviceanleitung Seite 50

XG-PH50X
XG-PH50X-NL
Checking the Main unit.
Check output sync signal of
input 1 and 2.
Check input sync signal
circuts.
Are there any sync signal at
pin (2) to "V-sync" and pin (5)
to "H-sync" of IC3001 input?
Are there any sync signal at
pin (6) to "V-sync" & pm (3) to
"H-sync" of IC3001 output?
SC3002 is not stable or
break-down.
NO
YES
NO
YES
50
Check IC3001 and its
peripheral circuits.
IC3001 is breakdown.