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HS-MB1
4-14. SCHEMATIC DIAGRAM – MAIN Section (5/5) –
1
2
3
4
MAIN BOARD
(5/5)
A
B
C
6.9
Q3101
DTC143TKA-T146
0
MIC A SELECT SWITCH CONTROL
MIC-A_SELECT_SW_INH
0
R3102
3.3
Q3103
10k
MIC-A_SELECT_SW_B
DTC143TKA-T146
MIC A SELECT SWITCH CONTROL
0
R3100
10k
D
3.3
Q3105
MIC-A_SELECT_SW_A
DTC143TKA-T146
MIC A SELECT SWITCH CONTROL
R3101
R3103
10k
10k
MAIN
12
BOARD
(2/5)
(Page 21)
6.9
Q3100
DTC143TKA-T146
0
MIC B SELECT SWITCH CONTROL
MIC-B_SELECT_SW_INH
0
E
3.3
Q3102
MIC-B_SELECT_SW_B
DTC143TKA-T146
MIC B SELECT SWITCH CONTROL
0
3.3
Q3104
MIC-B_SELECT_SW_A
DTC143TKA-T146
MIC B SELECT SWITCH CONTROL
MIC-B_I
MAIN
13
F
BOARD
MIC-A_I
(2/5)
MONITOR_I
(Page 21)
G
H
I
MONI_SELECT_SW_B
MAIN
14
BOARD
(2/5)
J
(Page 21)
MONI_SELECT_SW_A
K
HS-MB1
• See page 34 for IC Block Diagrams.
5
6
7
8
R3107
100
0.5%
R3140
0
R3108
100
0.5%
C3100
C3101
0.1
0.1
IC B/D
IC B/D
IC3101
IC3102
IC3101
IC3102
R3104
TC4052BFT(EL,N)
TC4052BFT(EL,N)
10k
MIC A SELECT SWITCH
MIC B SELECT SWITCH
7
7
0Y
VDD
0Y
VDD
R3106
R3109
0
0
2X
2X
2Y
2Y
100
100
0
0
0.5%
0.5%
1X
1X
Y-COM
Y-COM
R3105
0
0
3Y
X-COM
3Y
X-COM
10k
0
0
0X
0X
1Y
1Y
6.9
6.9
INH
3X
INH
3X
C3129
C3130
0.1
-7
0
0.1
-7
0
A
A
VEE
VEE
0
0
B
B
VSS
VSS
C3142
0.1
IC B/D
IC3104
IC3104
TC4052BFT(EL,N)
MONITOR SELECT SWITCH
7
VDD
0Y
0
2Y
2X
0
1X
Y-COM
0
3Y
X-COM
0
1Y
0X
3X
INH
-7
6.9
VEE
A
C3143
0.1
6.9
VSS
B
R3141
R3142
10k
10k
6.9
0
Q3110
DTC143TKA-T146
6.9
MONITOR SELECT SWITCH CONTROL
0
Q3111
DTC143TKA-T146
MONITOR SELECT SWITCH CONTROL
9
10
11
12
13
C3102
0.1
IC B/D
IC3103
IC3103
TC4053BF(EL,N)
R3110
DOOR SP SWITCH
100
0.5%
0
7
VDD
1Y
0
0
Y-COM
0Y
R3111
0
100
X-COM
1Z
0.5%
0
1X
Z-COM
0
0X
0Z
6.9
0
INH
A
-7
0
B
VEE
C3131
0
0.1
C
VSS
0
3.3
Q3108
DTC143TKA-T146
DOOR SP SWITCH CONTROL
0
3.3
Q3107
R3112
R3113
R3114
R3117
DTC143TKA-T146
10k
10k
10k
10k
DOOR SP SWITCH CONTROL
6.9
0
Q3106
DTC143TKA-T146
DOOR SP SWITCH CONTROL
R3118
10k
JL3100
JL3101
JL3102
JL3103
JL3104
JL3105
JL3106
JL3107
C3103
10
50V
C3104
10
50V
C3105
10
50V
C3106
10
50V
24
24
14
15
16
17
CL3100
JL3108
CL3101
R3115
100
0.5%
R3116
100
0.5%
0
3.3
Q3109
DTC143TKA-T146
DOOR SP SWITCH CONTROL
JL3110
JL3111
C3120
C3123
100
100
16V
16V
R3131
10k
C3124
C3119
C3121
220p
0.1
0.1
C3125
C3128
C3108
C3112
C3116
C3118
220p
10
10
10
10
10
JL3109
50V
50V
50V
50V
50V
JL3127
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
JL3128
0
0
81
SWOUT
RIN2
50
0
0
SBROUT
LIN2
49
82
0
JL3129
83
SBLOUT
GND
48
0
0
84
SROUT
RECR2
47
0
0
85
SLOUT
RECL2
46
0
0
86
COUT
RECR1
45
0
0
ROUT
RECL1
87
44
IC3100
0
88
LOUT
GND
43
0
IC3100
89
GND
ADIFR
42
R2S15206FP
0
0
MIC SELECTOR
90
LVIN
ADIFL
41
0
91
LIGO
GND
40
0
JL3130
92
GND
INR9
39
JL3131
0
0
93
RVIN
INL9
38
0
0
JL3132
RIGO
INR8
37
94
JL3133
0
95
GND
INL8
36
0
0
JL3134
96
CVIN
INR7
35
0
0
JL3135
97
CIGO
INL7
34
JL3136
0
98
GND
INR6
33
0
0
JL3137
99
SLVIN
INL6
32
JL3138
0
0
100
SLIGO
INR5
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
IC B/D
R3127
R3128
R3129
R3130
10k
10k
10k
10k
C3134
C3135
C3136
C3137
C3138
10
10
10
10
10
50V
50V
50V
50V
50V
18
17
18
MAIN
DOOR_SP1
17
BOARD
DOOR_SP2
(3/5)
(Page 22)
DOOR_SP_SW_A
MAIN
DOOR_SP_SW_B
15
BOARD
DOOR_SP_SW_C
(2/5)
DOOR_SP_SW_INH
(Page 21)
-7V
MAIN
7
GND
BOARD
(1/5)
+7V_4
(Page 20)
MAIN
ASEL4_DAT
16
BOARD
ASEL4_CLK
(2/5)
(Page 21)
MAIN
DOOR_MIC_AMP-A
18
BOARD
DOOR_MIC_AMP-B
(3/5)
(Page 22)
R3132
10k
R3134
10k
E
R3135
10k
R3136
10k
ET3101
MIC_ZONE8
C3141
R3137
10k
10
50V
MIC_ZONE7
C3140
R3138
10k
10
50V
MIC_ZONE6
R3133
10k
C3139
10
50V
MAIN
19
BOARD
(4/5)
(Page 23)
MIC_ZONE5
MIC_ZONE4
MIC_ZONE3
MIC_ZONE2
MIC_ZONE1
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