Kenwood TK-3170 E3 - Page 31

TK-3170 SCHEMATIC DIAGRAM
28
X57-701 (B/4) 3/6
K L M N O
TX-RX UNIT (X57-7012-72) (B/4)
DMUTE
CSO
A0 A9
A14
CP3
1k*2
R57 10k
A7
PTT
R66
47k
PCK
KEY2I
C48
470p
EN2
AUX
CP40
1k*4
CP38
1k*4
EN1
R54 1k
D16
MA2S111
KEY4I
CP43
1k*2
A18
KEY3I
A12
SIDE2
R50
47k
CP47
1k*2
CP42 1k*2
C45 22u6.3
R77
1k
R257
0
AUX3
EN3
LCDCE
KEY1I
UL
A1
D7
C46
470p
AUX1
CP50
1k*2
SCLK
C55
1u
A8
CP5
1k*4
R256
0
R45
1k
CP22
1k*4
D1
CP44
470k*2
C72
1200p
CP28
1k*4
C53
470p
R71
1k
D6
A3
R223
1k
CP4 1k*2
SIDE1
A10
D0
D4
L8
SEL
A15
AUX4
DSW
R222
1k
A16
CP46
1k*2
KEY3O
R69
1k
ASQL
R78
1k
PLLDAT
CP45
1k*2
C51
470p
R64
1k
R76
1k
CP8
1k*2
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
31
32
33
TXD
34
VCC1
35
RXD
36
DGND
37
DACCLK
38
AUX
39
TXD2
40
RXD2
41
AFDAT
42
AFDIO
43
AFDIR
44
DTRLOAD
45
AFSTD
46
SCLK
47
RDY
48
ALE
49
HOLD
50
HLDA
51
EN4
52
EN3
53
5TC
54
EN1
55
BCLK
56
RD
57
BHE
58
WR
59
APCSW
60
DSW
61
LCDINH
62
LCDDAT
63
LCDCLK
64
SIM/LCDCE
65
CS0
66
A19
67
A18
68
A17
69
A16
70
A15
71
A14
72
A13
73
A12
74
A11
75
A10
76
A9
77
UL
78
PLE
79
PCK
80
SFTSTB
81
SELF
82
VCC2
83
A8
84
DGND
85
A7
86
A6
87
A5
88
A4
89
A3
90
A2
91
A1
92
A0
93
PLLDAT
94
BB RDF/FD
95
TCLK/DTRD0
96
5RC
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
TCLK/DTRDO
R48
47k
EN4
DTRLOAD
LCDINH
oE
CP49
1k*4
C50
470p
R73
470k
R74
470k
KEY2O
THP
AUX2
LCDCLK
AFDAT
D2
CP19
47k*2
A4
C47
1u
KEY1O
R55 470k
R52
47k
AUX6
CP7
1k*2
CP10
1k*4
R79
1k
R59
47k
R221
47k
A5
R56 470k
AFRTM
CP30
1k*4
R58
47k
APCSW
A13
AFDIR
KEY4O
R62 10k
RSSI
PC
R102 47k
A11
R39
47k
R49
47k
A17
D3
D5
R65 47k
R46
1k
A6
AFDIO
CP48
1k*4
R83
0
WE
LCDDAT
A2
R51
47k
PLE
AUX5
R80
1k
AFSTD
R53
470k
LEDR
DATA
STSW
SSB
MMUTE
5RC
CLK
SFTOE
VSS
INT
LEDG
TX
RXD BUSY SCLK
SP_M
5C
OPST
5TC
RESET
5M
TXD
VOXMUTE
5MS
CE
BATT
CNVSS
SB
RESET
VCC
VOLIN
5R
AQSFT
EMP
5T
RADIO
STAT E
DETECTOR
SFTSTB
5RC
KEY2 KEY3
PC
HSDO
EEPDAT
EEPCL
HSDIN
MDSW
DACDAT
BYTE
CNVSS
EEPDAT
AM2
RESET
XOUT
DGND
XIN
VCC
NMI
EN2
INT
PTT
SHIFT/MODEL
BEEP
SFTOE
DACLD
LEDR
LEDG
OPTDET LSDOUT
SIDE1 SIDE2
IC7
30625MGP234HU
MICROPROCESSOR
KEY1O
KEY2O
KEY3O
KEY4O
D7
D6
D5
D4
D3
D2
D1
D0
DT
CK
AUX3
AUX1
AUX6
AUX2
AUX5
AUX4
BATTSEL
THP
VOLIN
VOXIN
ASQL
RSSI
BATTLVL
AGND
LSDIN
VREF
AVCC
KEY1
CLK
DATA
BATT
STSW
SB
AQSFT
MMUTE
SSB
SP_M
OPST
5R
VOXMUTE
5T
5MS
TXD
RXD
5C
PTT
RSSI
HSDIN
TXD
RXD
LSDOUT
DACDAT
TX
MDSW
XOUT
EEPDAT
VOXIN
HSDO
DACLD
BEEP
DACCLK
SHIFT/MODEL
XIN
OPTDET
EEPCL
LSDIN
AM2