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Circuit Diagrams and PWB Layouts
Small Signal Board: Sound Processing
1
2
K3-12
SELECT_AUDIO_CINCH_1
SELECT_AUDIO_CINCH_2
K3-13
AUDIO DOLBY
K3-17
I2S-DSP-OUT1
(CIRCUITRY NOT
K7-306
SDA-F
IN USE IN MG3.2E)
A
7770
SAA7712
1
74
VSSA1
75
VREFAD
76
VDACP1
B
3
VDACN2
4
RECOUTRV
73
VDDA1
72
SRCO-L
71
SRCO-R
70
SRC1-L
77
VDACN1
C
78
SRCOUT-R
67
SRC2-R
66
SRC3-L
69
SRC1-R
68
SRC2-L
80
TUNER-MPX
79
SRCOUT-L
D
61
VSS-OSC
GND-DIG
+3V3S
5754
E
6u8
GND-DIG
GND-DIG
5755
6u8
F
GND-DIG
1
2
MG3.2E
3
4
3818
100R
+5DC
+3V3SD
+3V3SD
2
21
46
36
22
54
53
50
49
47
37
23
55
52
51
48
MTC
MIC
AD
SCAD1
STEREO
EMSCB
QDAC
AUDIO
SCAD2
SCAD3
I 2 C
DEMOD
XTAL OSC
60
59
65
62 63
64
57
58
56
2895
10n
5758
+3V3SD
+5DC
+3V3SD
1u
+3V3SA
3
4
7.
71
5
6
7
38
40 41
39
5
GND-S2
GND-S1
2827
OUT2-I 11
1V6
2829
OUT3-I 10
1n
1V6
1n
OUT1-V 16
1V6
2824
VREFDA 15
1V6
100u
VSSA2 13
VDDA2 14
+3V3SA
3V3
OUT3-V 9
1V6
2831
POM 8
100u
RECOUTLI 6
A17a
RECOUTLV 7
1V6
12
OUT2-V
43
VSSD5V3
44
2822
A0
45
1n
SCL
17
1V6
OUT1-I
3811
1V6
18
OUT0-I
1V6
19
100R
OUT0-V
20
2820
OV
1n
7750
LF33CV
+5DC
IN
OUT
GND
5756
+5V2
6u8
5
6
7
8
9
+7V7
7772-A
LM833DT
2841
3848
3
100R
470n
2
-7V7
A15a
GND-S1
3812
100R
+7V7
5
A16a
6
3814
100R
-7V7
GND-S2
3813
100R
3824
100R
+7V7
16
VDD
7775
HEF4052BT
1
LL
5
LH
+3V3S
2
HL
4
HH
12
LL
+5DC
14
LH
15
HL
11
HH
VSS
8
7
8
9
10
2812 F4
2813 F7
2814 F7
2815 E2
2816 E2
2839
2817 F2
K1 / K8
2818 F2
10n
8
K2/K3-120
2819 E7
SNDS-VL-OUT
2820 D7
1
A
2821 D7
2822 D7
4
A18a
2823 B8
2840
2824 B6
2825 E3
10n
2826 C10
2827 B6
3822
2828 C8
2829 B7
68K
2838
2830 C8
2831 C6
22p
2832 A8
2833 B9
B
2834 A9
2835 E4
8
2836 F4
7
2837 F7
2838 B10
2839 A10
7772-B
4
2840 A10
LM833DT
2841 A8
2851 B9
3837
2892 C8
2895 E4
56K
3811 D7
2826
C
3812 B7
3813 C7
22p
K3-113
3814 B7
SELECT_AUDIO_LR
3817 E4
3823
+7V7
3818 A3
3819 D6
4K7
3821 A9
3822 A10
9
10
3823 C10
3824 C9
MSB
LSB
3825 C9
LOGIC
3837 C10
D
3838 A3
3842 A9
3848 A8
3849 C8
3894 C9
5754 E2
5755 E2
5756 E7
H
5758 E3
K3-98
7750 E7
3
L
AUDIO-R
7770 A2
7772-A A9
E
7772-B B9
7775 D9
H
K3-97
13
AUDIO-L
L
F
VEE
6
CL 16532149_013.eps
-7V7
171201
10
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