Sharp XV-C1E Service Manual page 21

TROUBLE SHOOTING TABLE (Continued)
Is there horizontal drive signal output
at pin (58) of IC801?
Are video signal at pin (27) or (29) of
pin (58) of lC801 in sync with each
other?
Is there horizontal sync signal output
at pin (10) of IC503?
Check IC1603, IC1607 and IC1608,
also their peripheral parts.
Is there vertical sync signal output at
pin (4) of IC801?
Is there vertical sync signal input at
Check IC1606 and its penpheral
, parts.
No
I
Yes
No
I
21
I
Check pins (58) and
(59) of IC801 and their I
peripheral parts.
- - - - - -I
Check IC503 and its
I
Check IC801 and its 1