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Circuit Diagrams and PWB Layouts
SCAVIO Panel: Audio Processor
1
2
3
AUDIO PROCESSOR
(BASIC AND ENHANCED VERSION)
A
D_CTR_NIL
D_CTR_ONE
7812
B
SCL_AUDIO
MSP3415G
3812
4810
SCL_SW
100R
12 I2C_CL
3813
4811
13 I2C_DA
SDA_SW
100R
14
I2S_CL
SDA_AUDIO
15 I2S_WS
I2S_CLOCK
16
I2S_DA_OUT
I2S_DATA_OUT
17 I2S_DA_IN1
C
I2S_DATA_IN1
21
I2S_DA_IN2
I2S_DATA_IN2
2812
3 ANA_IN-
1n
2813
2 ANA_IN+
1n
D
2814
43
MONO_IN
100n
3815
3V8
41 SC1_IN_R
PRE_OUT1_R
100R
3816
40 SC1_IN_L
3V8
E
PRE_OUT1_L
100R
3817
3V8
38 SC2_IN_R
PRE_OUT2_R
100R
3818
3V8
37 SC2_IN_L
PRE_OUT2_L
100R
F
G
+8V6
H
5810
F810
+8V6B
100MHZ
F811
+4V3B
I
3122 123 6001.7
1
2
3
FM33
7.
4
5
6
I650
5820
I651
100MHZ
I653
AUDIO PROCESSOR
F820
18 10
8
9
4
42
I2SL/R
I2SL/R
S1...4
FM1
D/A
LOUDSPEAKER R
FM2
NICAM A
DEMODULATOR
LOUDSPEAKER L
D/A
NICAM B
IDENT
IDENT
DFP
HEADPHONE R
A/D
SCART-L
HEADPHONE L
SCART-R
A/D
SCART-R
D/A
SCART-L
D/A
SCART
Switching Facilities
NC
25
29
35
39
44
20
23 24 28 32
1
7
2837
470p
2833
1n5
2834
10u
+5V
4
5
6
112
7
8
9
2821
+5V
10u
2822
1n5
2838
10u
I652
470p
2823
3840
2824
22K
1n5
I656
3841
2839
22K
470p
2820
I692
2845
10u
220p
33
34
11
STBYQ
3845
19
DVSUP
100R
I678
2831
3846
I658
22
RESETQ
22K
100n
2826
I659
DACM_R
26
0V2
1u
LOUDSPEAKER
2827
DACM_L
27
0V2
1u
I660
3850
22K
I663
I664
3851
AGNDC
36
22K
SC1_OUT_R
30
3V8
SC1_OUT_L
31
3V8
3855
100R
I666
3856
22K
5
6
+4V3B
I667
I668
2868
I669
3861
I670
1835
22K
1u
RES
I672
I673
+4V3B
I674
I675
2863
3864
22K
1u
7
8
9
10
11
12
+4V3B
+8V6B
2842
100n
I654
7841-A
4V2
3
8
LM833DT
I655
3844
L_POS
1
4V2
100R
2
4V2
4
3843
39K
2843
27p
+8V6B
7841-B
4V2
5
8
AUDIO OUTPUT
LM833DT
I657
S88
3849
L_NEG
7
4V2
100R
6
F812
8
4V2
4
7
F813
3847
F814
6
39K
5
F815
2848
4
27p
+4V3B
+8V6B
3
F816
2852
F817
2
100n
1
I661
7851-A
0388
4V2
3
8
LM833DT
PH-S
I662
3854
1
R_POS
4V2
100R
2
4V2
4
3853
39K
2853
27p
+8V6B
7851-B
4V2
5
8
LM833DT
I665
3859
7
R_NEG
4V2
100R
6
4V2
4
3857
39K
2858
27p
+8V6B
2861
100n
7861-A
4V2
3
8
TS462CD
L
1
4V2
2
4V2
4
3862
I671
3860
27K
8K2
2862
47p
+8V6B
7861-B
4V2
5
8
TS462CD
7
R
4V2
6
4
4V2
I676
3865
3863
27K
8K2
2865
47p
CL 36532051_027.eps
10
11
12
13
0388 D13
F820 B4
1835 G7
I650 A6
2810 I2
I651 A7
2811 F2
I652 A8
2812 C3
I653 A6
2813 D3
I654 A10
2814 D3
I655 A11
2815 F2
I656 A10
2816 B6
I657 C11
2817 B6
I658 C10
2818 F3
I659 C9
A
2819 F3
I660 D9
2820 B7
I661 D10
2821 A7
I662 D11
2822 A7
I663 D9
2823 A8
I664 D10
2824 A8
I665 E11
2825 D8
I666 F10
2826 C9
I667 G7
2827 C9
I668 G7
2828 D8
I669 G9
2829 E8
I670 G10
2830 E9
I671 G11
2831 C8
I672 G7
B
2833 G6
I673 G7
2834 G6
I674 H9
2835 G7
I675 H10
2836 G7
I676 I11
2837 F6
I678 C8
2838 A7
I691 B7
2839 B8
I692 B7
2840 A10
2841 A10
2842 A11
2843 B11
C
2844 B11
TO
2845 B8
2846 C10
0388
2848 C11
2849 C11
2850 D10
2851 D10
2852 D11
2853 E11
2854 D11
2856 F10
2857 F11
D
2858 F11
2859 G10
2861 F11
2862 G11
2863 H9
2864 H10
2865 I11
2867 F12
2868 G9
2869 G7
3810 H2
3811 I2
E
3812 B3
3813 B3
3814 I2
3815 E2
3816 E2
3817 E2
3818 E2
3835 F7
3840 A10
3841 B10
3843 B11
F
3844 A11
3845 C10
3846 C10
3847 C10
3848 A10
3849 C11
3850 D10
3851 D10
3853 E11
3854 D11
3855 E10
3856 F10
G
3857 F10
3858 D10
3859 E11
3860 G11
3861 G10
3862 G10
3863 I11
3864 H10
3865 I10
3866 F10
3867 H10
3870 F12
H
4810 B2
4811 B2
5810 H2
5820 A6
5822 A8
5834 G6
6820 A7
7812 B3
7841-A A11
7841-B C11
7851-A D11
7851-B E11
I
7861-A G11
7861-B H11
F810 H3
F811 H3
F812 C12
F813 C12
F814 C12
F815 C12
F816 D12
140703
F817 D12
13
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