Read Sharp XV-Z10E (serv.man13) Service Manual online
36
XV-Z10E
YES
YES
YES
YES
YES
NO
Checking the
microprocessor circuits
Is there about DC3.3V
applied between pins (3)
and (5) of IC1703?
applied between pins (3)
and (5) of IC1703?
Check IC1703 and its
peripheral circuits, or IC1702
and its peripheral circuits.
peripheral circuits, or IC1702
and its peripheral circuits.
Is the lamp cover or filter
cover tightly closed? Or is
the P2006(LF) jack tight
in position?
cover tightly closed? Or is
the P2006(LF) jack tight
in position?
Check IC2002 and its
peripheral circuits.
peripheral circuits.
Check IC8202, IC8203,
IC2601 and their
peripheral circuits.
IC2601 and their
peripheral circuits.
Check IC1704 and its
peripheral circuits.
peripheral circuits.
NO
Is there about DC2.5V
applied between pins (5)
and (8) of IC1704?
applied between pins (5)
and (8) of IC1704?
NO
Check IC8009 and its
peripheral circuits.
peripheral circuits.
NO
Check the fan for unusual
run. Or check IC8003 and
its peripheral circuits.
run. Or check IC8003 and
its peripheral circuits.
NO
Is there about DC2.5V
applied between pins (3)
and (4) of IC8009?
applied between pins (3)
and (4) of IC8009?
Is there about DC3V
applied at pin (21) of
IC2002? Check the D0 thru
D7 signals with an
oscilloscope: Are there
pulse signals?
applied at pin (21) of
IC2002? Check the D0 thru
D7 signals with an
oscilloscope: Are there
pulse signals?
Close the lamp cover or
filter cover tightly. Or
insert the P2006(LF) jack.
filter cover tightly. Or
insert the P2006(LF) jack.
YES
Check IC8010, IC8011 and
their peripheral circuits.
their peripheral circuits.
NO
Is there 133 MHz clock
output at pin (6) of IC8010?
Is there 40 MHz clock
output at pin (6) of IC8011?
output at pin (6) of IC8010?
Is there 40 MHz clock
output at pin (6) of IC8011?
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