25
LC-13SH1E
LC-15SH1E
TROUBLE SHOOTING TABLE
(Continued)
No
No
No
Yes
Yes
No Sound (2/2)
TV sound failure
SCART sound failure
No sound from SCART
Check IC501 and its
peripheral parts.
Is output at pins (E23)
and (F25) of IC501
normal?
Check Q3902, Q3903,
Q3906, Q3907 and their
peripheral parts.
Check the SC_L,
SC_R line and their
peripheral parts.
Is input at pins (F24)
and (F25) of IC501
normal?
Check SF202 and its
peripheral parts.
Is input/output of
SF202 normal?
Check IC501 and its
peripheral parts.
Содержание LC-13SH1E
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Страница 34: ...33 6 5 4 3 2 1 A B C D E F G H LC 13SH1E LC 15SH1E SCHEMATIC DIAGRAM Ë OPERATION Unit ...
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Страница 43: ...42 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13SH1E LC 15SH1E Ë MAIN Unit 1 3 ...
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Страница 49: ...48 6 5 4 3 2 1 A B C D E F G H LC 13SH1E LC 15SH1E Ë R C LED Unit ...