21
LC-22SV2E
TROUBLE SHOOTING TABLE
(Continued)
Check all the settings microprocessor's adjust process menu.
Is in/output of
IC801 normal?
Is in/output of
IC4101 normal?
Check IC801
and its
peripheral parts.
Check IC4101
and its
peripheral parts.
Check IC3402
and its
peripheral parts.
Check IC801,
AV1 line and its
peripheral parts.
Is in/out of
IC4561 normal?
Check IC4561
and its
peripheral parts.
Check LCD
panel voltages
and waveform.
Is in/output of
IC3402 normal?
Is input at pin
(73) of IC801
normal?
Is voltages at
pins (6), (7)
and (18) of
tuner normal?
Is output at pin
(13) of tuner
normal?
Check the
power line.
Check tuner
and its
peripheral parts.
Is input at pin
(3) of IC3402
normal?
Is the pins (2)
and (4) of
IC3402 at "H"
and "L" state?
Check the pins
(65) and (66) of
IC2001 at "H"
and "L" state.
Check the its
line.
Check IC3402
and its
peripheral parts.
Is input at pin
(1) of IC3402
normal?
Is the pins (2)
and (4) of
IC3402 at "L"
state?
Check the its
line.
Check IC3402
and its
peripheral parts.
Check the pins
(65) and (66) of
IC2001 at "L"
state.
No picture
No picture
at all
No TV and
VIDEO 2
output
No TV output
No VIDEO 2
output
No
No
No
No
Yes
Yes
No
No
Yes
Yes
No
No
No
Yes
Yes
No
No
Yes
Yes
Yes
Yes
Summary of Contents for AQUOS LC-22SV2E
Page 27: ...27 17 16 19 18 15 14 13 12 11 10 LC 22SV2E INVERTER Unit ...
Page 33: ...33 6 5 4 3 2 1 A B C D E F G H LC 22SV2E SCHEMATIC DIAGRAM ËOPERATION Unit ...
Page 34: ...34 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë DIGITAL Unit 1 5 ...
Page 35: ...35 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 36: ...36 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë DIGITAL Unit 2 5 ...
Page 37: ...37 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 38: ...38 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë DIGITAL Unit 3 5 ...
Page 39: ...39 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 40: ...40 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë DIGITAL Unit 4 5 ...
Page 41: ...41 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 42: ...42 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë DIGITAL Unit 5 5 ...
Page 43: ...43 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 44: ...44 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë MAIN Unit 1 5 ...
Page 45: ...45 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 46: ...46 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë MAIN Unit 2 5 ...
Page 47: ...47 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 48: ...48 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë MAIN Unit 3 5 ...
Page 49: ...49 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 50: ...50 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë MAIN Unit 4 5 ...
Page 51: ...51 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 52: ...52 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë MAIN Unit 5 5 ...
Page 53: ...53 17 16 19 18 15 14 13 12 11 10 LC 22SV2E ...
Page 54: ...54 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë INVERTER Unit ...
Page 55: ...55 6 5 4 3 2 1 A B C D E F G H LC 22SV2E Ë R C LED Unit ...
Page 62: ...62 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 22SV2E MAIN Unit Side A ...
