Pioneer SC-LX85 Service Manual

176
SC-57
1
2 3 4
A
B
C
D
E
F
1
2 3 4
11. PCB CONNECTION DIAGRAM
11.1 AUDIO ASSY
A
AWX983
AWX983
AWX979
1. V-12_A V+12_A V+12_A GNDAD GNDAD GNDA GNDA
1.ZL OUT
ZR OUT SBL OUT SBL OUT FHL/FWL SR OUT C OUT FL OUT FR OUT FL IN FR IN GNDADS GNDADS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS GNDDAS
GNDD
1.BTR
BTL
GNDA
SBL OUT SBR OUT
FH/FWL OUT
FR OUT SL OUT
SR OUT
GNDA
GNDA GNDA
GNDA GNDA GNDA
GNDA GNDA V+7_A V-7_A
PRESEL7
/AMUTE
/SBMUTE
CD
RL
SW2
LSSBRFHL
FWR
FWL
V-12_A
OUT
FHR/FWR
OUT
SL OUT SW OUT GNDADS GNDADS
FH/FWR OUT
FL OUT
GNDA C OUT GNDA
FHR SBL RS
SW1
C
R3224
C26
R2861
R3225
C3059
C2696
R2862
R3226
R
C3251
8
16
IC3221
C3252
C3253
C3254
C3060
Q3251
Q3252
C3257 C3258 C3259 C3260
R2681
C3265
C3266
D2691
R6701
R6702
R3053
R6703
R3054
R6704
R2691
C3271
R6705
R2692
C3272
R6706
C3273
R3057
C3274
R3058
Q3271
Q3272
C3277 C3278
Q3274
R3251
C3279
Q3275
R3252
Q3276
C3280
IC3251
R6717 R6718
C3285
R6719
C3286
R3261 R3262 R3265 R3266 R6723 R6724 R6725
R3271 R3272
R6732
R6733
R3084
R3085
IC3271
R3086
R6736
IC3272
R3087
R6737
R3088
R6738
R3089
R3281 R3282
R3090
R3285
R6742
R3286
R6743 R6744
R6745
C2700
C2701
C2702
C2703
R3293
R6750
C2704
C2705
C2706
C2709
C2710
C2711
C2712
Q2721
D2701
Q2722
D2702
R2701
R2702
R2703 R2704
R2705
R2706
R2707
R2708
14
7
IC2701
R2709
IC2702
R2710
R2711 R2712
C3101
C3102
C3103
C3104
Q3101
Q3102
C3107 C3108 C3109
R2721
C3110
C3115
C3116
C2759
C2761 C2762
C2763
C2764
R3101
R3102
R2740
IC3101
R3111 R3112 R3115 R3116
IC2751
R2759
R2760 R2761
R2763
C3151
C3153
C3154
Q3151 Q3152
C3157 C3158
C3928
C3159
C3929
C3160
C3931
C3933
C3934
C3165
C3935
C3166
C3936
C3937
C3938
C3939
C3940 C3941 C3942 C3943
R3151
C3949
C3951
IC3151
C3957
C3959
R3161 R3162 R3165 R3166
C
R3951
R3952
R3953
R3954
R3955
R3956
R3957
R3958
R3991
R3992
C3201
C3202
C3203
C3204
Q3201 Q3202
C3207 C3208 C3209 C3210
C3215
C3216
C3221
C3222
C3223
C3224
C2861
R3201
R3202
IC3201
R3018 R3019
R3211 R3212
R3020
R3215 R3216
C3055
C3056
R3223
C2694
C3255 C3256C3275 C3276
CN2501
CN2502
CN2510
C2707
C2708
JA2503
JA2505
C2731 C2732
C3105
C3106
C2751C2752
C2753
C2754
C2755
C2756
C2757
C2758
C2760
JA3101
JA3102
C3155
C3926C3927
C3952
C3953
C3954
C2605
C2606
C2609
C2610
CN3001
C3205 C3206
C3217
C3218
C2663
C2669
JA3201
JA3202
C2680
CN3051
CN3052
C3053
C3054
C26
15
1015
5
1
5
1
1
5
1
5
1
5
1
5
1
5
1
1
5
1
5
1
5
E
1
E
1
15
10
1
5
5
1
5
1
1
5
1
5
5
1
5
1
1
5
5
1
5
1
1
5
1
1
20
251551
10
15
10
15
111 1
5
1
15
10
1
1
5
10
11
2010
15 15
15 15
10
CN6952
CN3051
CN7671
CN2510
CN3785
CN2501
CN3794
CN2502
CN3792
CN3001
AG
AC AA AA
AB
IC2701
Q2721
Q2722
Q2853
Q2852
Q2803
Q2801
Q2851
Q2802
Q3001
Q3002
Q3901
Q3276
Q3275
Q3271
Q3272
Q3251
Q3252
Q3201
Q3202
Q3274
Q3151
Q3152
Q3101
Q3102
Q2971
Q2951
IC2702
IC2801
IC3251
IC2751
IC3221
IC3272
IC3271
IC3201
IC3151
IC3101
IC2661
QIC
SIDE A
A
AUDIO ASSY
Z

Pioneer SC-LX85 Specifications

General

Frequency range	5 - 100000 Hz
Output impedance	6 Ω
Input sensitivity	400 mV
Audio output channels	9.2 channels
Audio A/D Converter (ADC)	24-bit/192kHz
Signal-to-Noise Ratio (SNR)	103 dB
Power output per channel (1KHz@6 Ohm)	190 W
Power output per channel (20-20KHz@8 Ohm)	- W
HDMI in	7
AC (power) in	Yes
Composite video in	4
Digital audio coaxial in	2
Ethernet LAN (RJ-45) ports	1
Component video (YPbPr/YCbCr) in	3
Headphone connectivity	3.5 mm
Connectivity technology	Wired & Wireless
Speakers connectivity type	RCA
Wi-Fi	-
Supported radio bands	AM, FM
Preset stations quantity	63
Optical drive included	No
Product color	Black
Audio decoders	Dolby Digital, Dolby Digital EX, Dolby Digital Plus, Dolby Pro Logic, Dolby Pro Logic II, Dolby Pro Logic IIx, Dolby Pro Logic IIz, Dolby TrueHD, DTS, DTS 96/24, DTS Neo:6, DTS-ES, DTS-HD, THX Surround EX
Volume control	Rotary
Apple docking compatibility	iPad, iPhone, iPod
Graphical user interface (GUI) language	English, French, German, Italian, Russian, Spanish
AC input voltage	220-230 V
AC input frequency	50 - 60 Hz
THX-certified	THX

Weight and Dimensions

Depth	442 mm
Width	435 mm
Height	185 mm