37
LC-32GA3E
LC-37GA3E
TROUBLE SHOOTING TABLE
(Continued)
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
No sound comes out (1)
No sound comes out at UHF/VHF reception.
Is the SIF output from the tuner as specified?
(TU1
101 Pin 7)
Check
TU1
101 (UV tuner) and its peripheral
circuits.
Is the input signal to pin (67) () and
pin (69) () of IC2701
(MUL
TI_SOUND_PROCESSOR) as specified?
Check the peripheral circuits of filter circuits
(Q1
121 -2) (Q1
1
19-20).
Are the audio signals from pins (34) and (33)
(SC2_OUTL/R) of IC2701 to pins (32) and (33)
of IC2714 (DIR) as specified?
Check the lines from pins (34) and (33)
(SC2_OUTL/R) of IC2701 to pins (32) and (33)
(DIR) of IC2714.
Are the audio outputs (A-OUT_L/R) from pins
(28) and (29) of IC2714 as specified?
Are signals LRCK, BICK, SDT
O and SDTI
inputted/outputted from IC2714 to IC2710
(DSP) normally?
Are the audio outputs from pins (28) and (29)
of IC2714 to pins (13) and (15) of P3801 (1-bit
amplifier input) as specified?
Check IC2714 and its peripheral circuits.
Check the lines from pins (28) and (29) of
IC2714 to pins (13) and (15) of P3801 (1-bit
amplifier input). (IC3802, Q3805-6,8)
Is the signal from the 1-bit amplifier inputted to
each terminal of P3810?
Check the 1-bit amplifier and its peripheral
circuits.
Is relay normally switched from R
Y3801
(speaker switching) of the
A
V
PWB ?
No external input sound comes out.
<INPUT
-1>
Is the L-ch audio signal inputted from pin (6) of input terminal SC1
101 to pin (2) of IC3801 ?
Is the R-ch audio signal inputted from pin (2) of input terminal SC1
101 to pin (4) of IC3801 ?
<lNPUT
-2>
Is the L-ch audio signal inputted from pin (6) of input terminal SC1
102 to pin (9) of IC3801 ?
Is the R-ch audio signal inputted from pin (2) of input terminal SC1
102 to pin (1
1) of IC3801 ?
<lNPUT
-3>
Is the L-ch audio signal inputted from pin (6) of input terminal SC1
103 to pin (16) of IC3801 ?
Is the R-ch audio signal inputted from pin (2) of input terminal SC1
103 to pin (18) of IC3801 ?
<lNPUT
-4>
Is the L-ch audio signal inputted from pin (8) of input terminal J141 to pin (23) of IC3801 ?
Is the R-ch audio signal inputted from pin (4) of input terminal J142 to pin (25) of IC3801 ?
< INPUT
-5>
Is the L-ch audio signal inputted from pin (2) of input terminal J1900 to pin (29) of IC3801 ?
Is the R-ch audio signal inputted from pin (3) of input terminal J1900 to pin (31) of IC3801 ?
Is the L-ch audio signal outputted to pin (52) of IC3801 ?
Is the R-ch audio signal outputted to pin (54) of IC3801 ?
Are the audio signals inputted to pins (56) (L-ch) and (57) (R-ch) of IC2701 ?
Содержание Aquos LC-32GA3E
Страница 13: ...13 LC 32GA3E LC 37GA3E Unit mm LC 37GA3E 917 706 548 645 434 434 822 6 463 8 200 200 95 9 100 677 102 307 116 ...
Страница 33: ...33 LC 32GA3E LC 37GA3E 6 List of adjustment process modes Display Examples 3 3 2 ...
Страница 34: ...34 LC 32GA3E LC 37GA3E 3 2 ...
Страница 48: ...49 LC 32GA3E LC 37GA3E 48 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 M BLOCK DIAGRAM ...
Страница 49: ...51 LC 32GA3E LC 37GA3E 50 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 OCK DIAGRAM ...
Страница 50: ...53 LC 32GA3E LC 37GA3E 52 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 BLOCK DIAGRAM ...
Страница 51: ...55 LC 32GA3E LC 37GA3E 54 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 LOCK DIAGRAM ...
Страница 52: ...57 LC 32GA3E LC 37GA3E 56 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 AY BLOCK DIAGRAM ...
Страница 53: ...59 LC 32GA3E LC 37GA3E 58 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 R BLOCK DIAGRAM ...
Страница 54: ...61 LC 32GA3E LC 37GA3E 60 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 LL WIRING DIAGRAM LC 32GA3E ...
Страница 55: ...63 LC 32GA3E LC 37GA3E 62 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 LL WIRING DIAGRAM LC 37GA3E ...
Страница 60: ...72 6 5 4 3 2 1 A B C D E F G H LC 32GA3E LC 37GA3E CPU Unit Side A ...
Страница 61: ...73 6 5 4 3 2 1 A B C D E F G H LC 32GA3E LC 37GA3E CPU Unit Chip Parts Side A ...
Страница 62: ...74 6 5 4 3 2 1 A B C D E F G H LC 32GA3E LC 37GA3E CPU Unit Side B ...
Страница 63: ...75 6 5 4 3 2 1 A B C D E F G H LC 32GA3E LC 37GA3E CPU Unit Chip Parts Side B ...
Страница 66: ...79 78 LC 32GA3E LC 37GA3E 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 AV Unit Side A ...
Страница 68: ...83 82 LC 32GA3E LC 37GA3E 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 AV Unit Side B ...
Страница 74: ...91 90 LC 32GA3E LC 37GA3E 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 POWER Unit Side A ...
Страница 75: ...93 92 LC 32GA3E LC 37GA3E 8 7 10 9 6 5 4 3 17 16 19 18 15 14 13 12 11 POWER Unit Side B ...
Страница 141: ...159 LC 32GA3E LC 37GA3E ...
Страница 144: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËAV Unit 1 5 D4 D3 ...
Страница 145: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËAV Unit 2 5 D5 D6 ...
Страница 146: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËAV Unit 3 5 D7 D8 ...
Страница 147: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËAV Unit 4 5 D9 D10 ...
Страница 148: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËAV Unit 5 5 D11 D12 ...
Страница 149: ...6 5 4 3 2 1 A B C D E F G H 6 5 4 3 2 1 A B C D E F G H ËKEY Unit ËR C LED Unit D13 D14 ...
Страница 150: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËFRONT Unit D15 D16 ...
Страница 151: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 1 8 D17 D18 ...
Страница 152: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 2 8 D19 D20 ...
Страница 153: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 3 8 D21 D22 ...
Страница 154: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 4 8 D23 D24 ...
Страница 155: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 5 8 D25 D26 ...
Страница 156: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 6 8 D27 D28 ...
Страница 157: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 7 8 D29 D30 ...
Страница 158: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËLCD CONTROL Unit 8 8 D31 D32 ...
Страница 159: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËCPU Unit 1 5 D33 D34 ...
Страница 160: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËCPU Unit 2 5 D35 D36 ...
Страница 161: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËCPU Unit 3 5 D37 D38 ...
Страница 162: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËCPU Unit 4 5 D39 D40 ...
Страница 163: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËCPU Unit 5 5 D41 D42 ...
Страница 164: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 1 14 D43 D44 ...
Страница 165: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 2 14 D45 D46 ...
Страница 166: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 3 14 D47 D48 ...
Страница 167: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 4 14 D49 D50 ...
Страница 168: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 5 14 D51 D52 ...
Страница 169: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 6 14 D53 D54 ...
Страница 170: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 7 14 D55 D56 ...
Страница 171: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 8 14 D57 D58 ...
Страница 172: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 9 14 D59 D60 ...
Страница 173: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 10 14 D61 D62 ...
Страница 174: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 11 14 D63 D64 ...
Страница 175: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 12 14 D65 D66 ...
Страница 176: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 13 14 D67 D68 ...
Страница 177: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËMAIN Unit 14 14 D69 D70 ...
Страница 178: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËDVI Unit 1 2 D71 D72 ...
Страница 179: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËDVI Unit 2 2 D73 D74 ...
Страница 180: ...8 7 1 10 9 6 5 4 3 2 1 A B C D E F G H 11 13 12 15 14 17 16 19 18 21 20 ËPOWER Unit D75 D76 ...
Страница 187: ...6 5 4 3 2 1 A B C D E F G H D89 6 5 4 3 2 1 A B C D E F G H ËEXT SP TERMINAL Unit ...