7.
Circuit Diagrams and PWB Layouts
SSB: I/O4: Audio
MUXDX
3I39 E2
3I43 B4
3IH8 D10
3IH9 E7
3II0 C10
3II1 C10
3II2 C10
3II3 E10
3II4 F7
9IA3 E3
II67 C10
3IJ2 G7
3IJ3 G7
3IJ4 H7
7I17 C2
7I20 C12
7I22 C10
7I23-1 I7
7I23-2 G7
9I30 E5
9I31 E5
9I32 E5
9I33 E5
9I34 E5
9I35 E5
2I76 B3
2I77 D1
2I78 D1
2I79 D2
2I80 E3
2I81 E3
2I82 E3
2I84 E3
2I85 E3
2I99 F7
2IA0 D10
9I57 E12
9I58 E12
B14b.d
B14b.d
B14b,d
9IA1 B3
B14c(3x),f
B6a (2x),B14d
B14d,B21
B6a,B14b,B14d
B6a,B14d
B5a
12
13
A
B
C
D
E
3II5 H7
3II6 I7
II69 G7
II70 I7
II72 D2
IIE2 D9
IIE3 D10
IIE4 F7
IIE5 E7
IIE6 E2
IIE7 B4
B14b
B15a
3II7 I7
3IJ0 D4
3IJ1 D5
2I75 B3
12
13
1
2
3
4
5
6
7
8
9
2IA1 E10
2IA2 F7
B15b
9I68 G8
B14b
B6a (2x),B14d
B14d,B21
B6a (2x),B14d
B14b
2
3
4
5
6
F
G
B6a , B14d
RES
B14b,d
B14d,B21
B6a (2x),B14d
B6a,B14b,B14d
B14b
9
10
11
B6a,B14b,B14d
B6a,B14b,B14d
10
11
B14b.d
B14b
B6a , B14d
B
C
D
E
F
G
H
I
2I13 F2
2I14 B4
2I71 B3
7
8
B6a
B14b
B6a , B14d
B6a ,B14d
1
B14b
B14d,B21
B14e
B14b
B6a
H
I
A
B6a,B14d
I/O4: AUDIO
B6a , B14d
B6a
B14b.d
B14b.d
B5a
B14b.d
B6a,B14d
2I72 B3
2I73 B3
4K7
3I43
5
3
4
1u0
2I75
BC847BS
7I23-2
3IJ4
RES
22K
2I81
1u0
2IA0
16V
10u
10K
22K
3IJ3
3IJ2
RES
RES
1u0
2I80
II70
9I68
3IJ1
100R
2I14
2n2
3II5
10K
+8V
3IH8
IIE7
47K
+8V
II69
2I13
10n
IIE2
22K
3II1
II72
2I77
9I33
1u0
1u0
2I71
1u0
2I73
3IJ0
100R
47K
3II4
4
G3
6
8
GND
VCC
16
VEE
7
s0
11
s1
10
s2
9
12
1y1
13
1z
14
2y0
2
2y1
1
2z
15
3y0
5
3y1
3
3z
74HC4053PW
7I20
1y0
VS
10u
2I99
R4
19
R5
18
R6
13
ROUT1
15
ROUT2
17
ROUT3
27
SCL
28
SDA
3
LOUT3
7
NC1
8
NC2
21
NC3
22
NC4
25
R1
24
R2
23
R3
20
L1
5
L2
6
L3
9
L4
10
L5
11
L6
12
LOUT1
14
LOUT2
16
DECODER
BUS
SUPPLY
NC
TEA6422
7I17
26
ADDR
2
CAP
1
GND
4
IIE3
3II2
22K
2IA2
10u
9I32
22u
2I79
9I34
47K
3II3
3II0
10K
9I30
1u0
2I82
7I22
BC847BW
9I57
9I35
9I31
1u0
2I72
9IA1
1u0
2I85
22K
3II7
2I76
1u0
+8V
IIE6
2IA1
16V
10u
2I84
1u0
22K
IIE4
3II6
3IH9
47K
2I78
1u0
+5V
9IA3
4K7
II67
IIE5
3I39
2
6
1
+5V
9I58
7I23-1
BC847BS
SNDR-BO-IN
SNDL-MAIN-IN
SNDL-SEC-IN
SNDL-BO-IN
SNDR-MAIN-IN
SNDL-MAIN-IN
SDA-S
SCL-S
SNDR-BO-OUT
SNDR-MAIN-IN
SNDR-SEC-IN
AR-SC1-IN
SNDL-BO-OUT
SNDL-SC2-OUT
SNDR-SC2-OUT
SNDR-SC1-OUT
SNDL-SC1-OUT
TRI-STATE-DVI
R-FRONT-IN
L-FRONT-IN
SNDR-SEC-IN
SNDL-SEC-IN
SNDL-MON-OUT
SEL_IN_2
SEL_IN_1_B
AL-SC2-IN
AR-SC2-IN
AR-SC2-IN
AL-SC1-IN
SNDL-SC1-OUT-DC
REG-SW
SNDR-SC1-OUT-DC
SNDR-MON-OUT
SNDL-MON-OUT
L-FRONT-IN
R-FRONT-IN
AL-SC1-IN
AR-SC1-IN
AL-SC2-IN
SNDL-SC2-IN
SNDR-SC2-IN
SNDR-MON-OUT
PIP-AM
PIP-FM
SNDR-SC1-OUT-DC
SNDL-SC1-OUT-DC
SEL_IN_1
B14D
B14D
F_15460_034.eps
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