Read Sharp PG-MB60X (serv.man13) Service Manual online
40
PG-MB60X
YES
YES
Check IC4003, IC4004 and
peripheral circuits.
peripheral circuits.
NO
NO
Check IC3101 and
peripheral circuits.
peripheral circuits.
NO
Check IC3103 and
peripheral circuits.
peripheral circuits.
NO
2
1
Checking the Component
Send component signals to
INPUT1 or INPUT2. Use
keys on the main unit or
remote control to select
INPUT1 or INPUT2.
INPUT1 or INPUT2. Use
keys on the main unit or
remote control to select
INPUT1 or INPUT2.
Is picture signal including
sync signal input to pin (46)
of IC3002?
sync signal input to pin (46)
of IC3002?
Are picture signals input to
pins (8), (9) and (10) of
IC3101?
pins (8), (9) and (10) of
IC3101?
NO
Are picture signals output
from pins (35), (37) and
(39) of IC3101?
from pins (35), (37) and
(39) of IC3101?
YES
Are picture signals sent
from pins (76), (77) and
(78) of IC3101 to pins (17),
(18) and (19) of IC3103?
from pins (76), (77) and
(78) of IC3101 to pins (17),
(18) and (19) of IC3103?
YES
Are picture signals sent
from pins (21), (22) and
(23) of IC3103 to pins (67),
(68) and (69) of IC3101?
from pins (21), (22) and
(23) of IC3103 to pins (67),
(68) and (69) of IC3101?
YES
Check IC3101 and
peripheral circuits.
peripheral circuits.
YES
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