21
LC-13S1E
LC-15S1E
TROUBLE SHOOTING TABLE
(Continued)
No sound (1/2)
Check all the settings microprocessor's adjust process menu.
Is the pin (53) of
IC2001 in the
"L" state?
Is output at pins
(27) and (28) of
IC1900 normal?
Yes
Yes
No
No
No
No sound
from front
speakers
Yes
Muting effect is
on. Check the
FSMUTE line.
Check IC1900
and its
peripheral parts.
Is the pin (52) of
IC2001 in the
"L" state?
Is output at pins
(24) and (25) of
IC1900 normal?
Is output at pins
(1) and (7) of
IC350 normal?
Yes
Yes
No
No
No
Yes
Muting effect is
on. Check the
HP_MUTE line.
Check IC1900
and its
peripheral parts.
Check IC350
and its
peripheral parts.
No sound
from
headphone
TV sound
failure
Is output at pins
(33) and (34) of
IC1900 normal?
Is output at pins
(1) and (7) of
IC3500 normal?
Check IC1900
and its
peripheral parts.
Check IC3500
and its
peripheral parts.
Yes
No
No
No
No sound
from output
line
Check the tuner
and its
peripheral parts.
Yes
No
Is output at pin
(11) of Tuner
normal?
Is input at pin
(67) of IC1900.
Check IC1900
and its
peripheral
parts.
Check
Headphone Jack
and connection
cable.
No
Is output at pins
(8) and (12) of
IC3301 normal?
Check IC3301
and its
peripheral parts.
Check front
speaker and
connection
cable.
Yes
Is output at pins (1)
and (7) of IC1902,
IC1903 and IC1904
normal?
Check IC1902,
IC1903, IC1904 and
their peripheral parts.
Summary of Contents for Aquos LC-13S1E
Page 23: ...26 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E OVERALL WIRING DIAGRAM ...
Page 24: ...27 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 26: ...29 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E SCHEMATIC DIAGRAM Ë R C LED Unit ...
Page 27: ...30 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 1 6 ...
Page 28: ...31 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 29: ...32 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 2 6 ...
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Page 31: ...34 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 3 6 ...
Page 32: ...35 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 33: ...36 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 4 6 ...
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Page 35: ...38 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 5 6 ...
Page 36: ...39 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 37: ...40 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë MAIN Unit 6 6 ...
Page 38: ...41 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 39: ...42 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 1 5 ...
Page 40: ...43 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 41: ...44 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 2 5 LC 13S1E ...
Page 42: ...45 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 43: ...46 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 2 5 LC 15S1E ...
Page 44: ...47 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 45: ...48 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 3 5 LC 13S1E ...
Page 46: ...49 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 47: ...50 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 3 5 LC 15S1E ...
Page 48: ...51 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 49: ...52 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 4 5 ...
Page 50: ...53 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
Page 51: ...54 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 13S1E LC 15S1E Ë TUNER Unit 5 5 ...
Page 52: ...55 17 16 19 18 15 14 13 12 11 10 LC 13S1E LC 15S1E ...
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