Pioneer SC-LX81 Service Manual

158
SC-LX81
1
2 3 4
A
B
C
D
E
F
1
2 3 4
11.2 D-MOTHER ASSY
R2478
C3058
R2861
R2479
C3059
R2670
R2864
R2671
R2672 R2673 R2674
R2480
C3060
R2675
C3061
C3255
R2676
R2482
C3062
C3256
R2677
R2483
C3063
C3257
R2678
R2484
C3064
C3258
R2679
R2485
C3065
C3259
R2486
C3066
R2487
C3067
R2870
R2488
C3068
R2871
R2489
C3069
R2872
R2873
R2680
C3260
R2681
C3261
C3262
R2877
C3263
R2878
R2490
R2491
C3265
L2951
R2879
R2492
L2952
C3073
R2493
C3074
R2494
C3075
R2495
R2496
R2497
R2498
R2499
R2881
R2882
R3053
R2883
R3054
R3055
R3056
C3273
R3057
R3058
C3275
IC3051
C3081
IC3052
C3082
C3083
IC3053
C3084
C3085
C3086
R3060
R3061
R3062
R3063
R3064
R3258
IC3252
R3067
R3068
R3069
R3260
R3261
R3262
R3263
R3070
R3264
R3459
R3267
R3268
R3075
R326
R3076
R3077
R3078
L3151
R3079
L3152
L3153
L3154
R3080
R3081
R3082 R3083
R3084
R3280
R3282
R3284
CN2701
C2701
CN2901
X2601
C2702
CN2902
C2703
C2704
C2705
C2706
L3181
C2905
C2906
C2907
C2908
C2909
C2
R2500
C2910
R2501
C2911
R2502
C2912
R2503
C2913
R2504
C2914
R2505
C2915
R2506
C2916
R2507
R2508
C
R2509
C
C2726
C2727
C2728
C2729
R2701
R2126
R2702
R2703
R2127 R2128
R2510
R2511
R2512
R2706
R2513
R2707
R2514
R2708
R2515
R2709
36
72
108
144
IC27
C2733
C2928
C2929
R2901
C2736
IC2706
R2902
C2737
R2903
IC2707
C2738
R2710
R2904
IC2708
C2739
R2711
R2905
L2401
7
14
IC2709
R2712
R2906
L2402
R2713
L2403
L2404
R2715
R2909
C3101
IC2901
R2522
C3102
IC2902
R2523
L2407
IC2710
C2740
L2408
IC2711
C2741
L2409
C3105
R2526
C2742
C3106
IC2712
R2527
C2743
C3107
C2744
R2910
C3108
R2528
C2745
C3109
L2601
L2602
R2913
L2603
R2914
L2605
L2411
L2412
L2413
R2723
R2917
L2414
R2724
R2918
C3110
L2415
R2725
R2919
R2726R2727
C3113
R2728
C3114
R2729
L2801
L2802
R2920
L2804
R2921
R2922
L2808
R2730
R2731R2732
R2733 R2734 R2735
C2952
R2736
C2953
R2737
C2760
C2954
R2738
L2810
C2761
C2955
R2739
L2811
C2762
C2956
C2763
C2957
C2764
C2958
C2765
C2959
C2766
C2767
R3103
C2768
R2740
R3104
C2769
R2741
R3105
R2742
R3106
R2743
C2960
R2744
C2961
R2745
R3109
IC3101
C2962
R2746
C2963
R2747
C2964
C2770
R2748
C2771
C2965
R2749
C2772
C2966
C2773
C2774
R3110
C2775
R3111
C2776
R3112
C2777
R3113
C2778
R2750
R3114
R2751
R3115
R2752
R3116
R2753 R2754 R2755
C2782
C2783
C2784
C2785
R2951
R2952
C2786
R2953
C2787
R2954
R2955
R2957
R2958
C2981
C3151
IC2951
C3152
C2982
C3153
C2983
R2767
R2768
C3154
C2984
R2769
C3155
C2985
C3156
C2986
C3157
C2987
C3158
C3159
C2797
R2770
C2798
R2771 R2772
R2773
C2990
R2774
C3160
C2991
R2775
C3161
C2992
R2776
C3162
R2777
C3163
C2993
R2778
C3164
C2994
C2995
R2779
C3165
C2996
C3166
C2997
C3167
C3168
C3169
R2780
R2781
R2782
R2783
R2784
R2785
R2786
C3173
C3174
C3175
R2789
R3153
R2790
R3154
R3155
R2792
R3156
R2793
R3157
R3158
IC2981
IC3151
C3181
IC2982
IC3152
C3182
IC3153
IC2983
R2797R2798
R3160
R3161
R3162
R3163
R3164
CN2005
R3167
R3168
R3169
L3051
L3052
L3053
R3170
L3054
R3175
R3176
R3177
R3178
L3251
CN2402
L3253
CN2403
R3180
R3181
R3182 R3183
R3184
C2401
C2402
C2403
C2404
C2405
C2406
C2601
CN2801
C2603
C2605
C2414
C2608
C2415
C2609
C2416
C2417
C2418
C2800
C2419
C2801
X2701
L3081
C2802
X2702
C2803
C2610
C2804
C2611
C2805
Q2801
C2612
C2806
C2613
C2807
C2420
C2614
C2808
C2421
C2615
C2809
C2422
C2616
C2617
C2423
C2618
C2424
C2619
C2425
L3281
C2426
C2428
C2810
R2401
C2429
C2811
R2402
C2812
R2403
C2813
C2620
R2404
C2814
C2621
R2405
C2815
C2622
R2406
C2816
R2407
C2817
C2624
R2408
C2430
C2818
C2625
R2409
C2431
C2819
D2601
12
24
36
48
IC2401
C2432
D2602
8
16
IC2402
C2626
C2433
8
16
IC2403
C2627
C2434
8
16
IC2404
C2628
C2435
JA2401
JA2401
R2601
C2629
C2436
7
14
IC2406
JA2402
R2602
C2437
7
14
IC2407
JA2403
R2603
C2050
C2438
R2410
C2820
7
14
IC2408
JA2404
R2604
C2439
R2411
C2821
7
14
IC2409
JA2405
R2605
R2412
C2822
JA2406
R2606
C2823
JA2407
R2607
R2413
C2824
JA2408
JA2408
R2608
R2414
R2415
C2825
12
24
36
48
IC2601
R2416
C2826
7
14
IC2602
R2417
C2827
7
14
IC2603
C2440
IC2410
C2828
R2418
IC2604
IC2411
12
24
IC2605
C2829
R2801
JA2601
IC2412
R2802
IC2413
R2803
7
14
IC2414
R2804
R2611
R2805
R2612
R2806
C2447
R2613
R2807
C2448
R2614
R2808
C2449
R2421
R2809
C3001
20
40
60
80
IC2801
R2422
R2616
C3002
IC2802
R2423
R2617
R2424
R2618
R2425
R2619
C3005
C2836
R2426
C3006
IC2806
C2837
R2427
C3007
14
7
IC2807
C2450
R2428
R2810
C3008
IC2808
C2838
C2451
R2429
R2811
C3009
C2839
C2452
R2812
C2453
R2813
C2454
R2814
R2620
C2455
R2815
R2621
C2456
R2816
R2622
C3202
C2457
R2817
R2623
C2458
R2818
R2430
R2624
C3010
C2840
R2819
R2431
R2625
C2841
R2432
R2626
C3206
R2433
R2627
C3
C3013
R2434
R2628
C3014
R2435
R2629
R2436
L2702
R2437
R2820
R2438
C2461
R2821
R2439
KN2401
C2462
R2822
R2823
C2463
R2824
R2630
C3210
C2464
R2825
R2631
L2709
R2826
R2632
R2827
R2633
R2828
R2440
R2634
C3
R2829
R2441
R2635
C2851
R2636
R2442
C2852
R2637
R2443
R2638
R2444
L2710
R2639
R2445
L2711
R2446
L2712
L2713
R2447
R2830
R2448
R2831
R2449
R2832
R2833
R3003
R2834
R3004
R2835
R3005
R3006
R3009
IC3001
R2452 R2453 R2454 R2455
R2458
R3010
R3204
R2459
R3011
R3012
R320
R3013
R3014
R3015
R3016
R2460 R2461 R2462 R2463
R2464
R3210
R2465
R3212
R3214
R3216
R2471
C3051
C3052
R2472
C3053
R2473 R2474
C3054
C3055
C3056 C3057
6.GNDD
GNDD GNDD V+6D V+6D
1.V+6D
23.GNDD
HSPDIF HBADAT HSADAT HCADAT HFADAT HLRCK
HBCK GHDHD HMCLK GHDHD
HMCLK GNDHD NFADT NLRCK NBCK GNDHD
BMCLK
GNDHD BBCK
BLACK
BFADT
1.NETSPDIF
CN2402
CN2901 1.GNDA
FR AD
GNDA
FL AD
GNDA GNDA
V+5AD V+5AD V+12A V+12A
GNDA GNDA
V-12A
14.V-12A
1.GNDA
GNDA GNDA GNDA GNDA
GNDA GNDA GNDA GNDA
GNDA
FR DA FL DA SW DA
C DA
SR DA LS DA
SBR DA SBL DA ZFR DA ZFL DA
1.GNDU 2.GNDU 3.DC DET 4.TEMP DET 5.MAX_TEMP 6.RY B 7.RY S 8.RY C 9.RY A
10.AMP OL
15 10
15
20
25
15 10
15
20
25
1
5
15
20
25
15 10
5
15
15
10
1
5151
0201
1 5 10 15 20 25 30 35
40 45 50 55 60 65 70
75 80 85 90 95 100 105
110 115 120 125 130 135 140
1
5
1 5
1
5
15
10
1
1
5
1
5
15
1
1
1
1
5
1
1
15 10
15
20
25
1
15 10
15
20
25
1
15 10
15
20
25
1
5
1
51
2010
5151
15
15
1 1
E
15 10
15
20
25 30 35
40 45
15
1015
15
1015
15
1015
1
5
15
10
1
15
10
1
15
1
15
111
15 10
15
20
25 30 35
40 45
15
15
1
5
1
1
5
20 15
1051
1
1
1
1
1
15
15 10 15 20
25
30
35
40
45505560
65
70
75
80
1
5
1
15
10
1
5
10
1
5
1
1
1
1
5
5
Q2005
Q2006
Q2007
Q2008
Q2201
Q2202
Q2203
Q2205
Q2207
Q2208
Q2209
Q2210
Q2801
IC3052
IC2709
IC3101
IC2982
IC2401
IC2402
IC2406
IC2414
IC2801
IC2802
IC2804
IC2807
IC3051
IC3053
IC3251
IC3252
IC3253
IC2701
IC2708
IC2711
IC2981
IC3151
IC3153
IC2206
IC2208
IC2209
IC2212
IC2213
IC2408
IC2409
IC2602
IC2410
IC2604
IC2605
IC2412
IC2413
IC2803
IC2805
IC3201
IC3451
IC2702
IC2703
IC2704
IC2705
IC2706
IC2707
IC2901
IC2902
IC2710
IC2712
IC2713
IC2714
IC3301
IC2951
IC3152
IC2983
IC3351
IC3352
IC3353
IC2001
IC2002
IC2003
IC2004
IC2005
IC2006
IC2007
IC2008
IC2009
IC2201
IC2202
IC2203
IC2010
IC2204
IC2011
IC2205
IC2207
IC2403
IC2210
IC2404
IC2211
IC2407
IC2601
IC2603
IC2411
IC2806
IC2808
IC3001
IC3401
F
CN7009
CN2403
F
CN7008
CN2402
F
CN7007
CN2901
F
CN7006
CN2902
F
C
IC Q
SIDE A
B
B
D-MOTHER ASSY

Pioneer SC-LX81 Specifications

General

Brand	Pioneer
Model	SC-LX81
Category	Receiver
Language	English