Kenwood KGP-2A, Service Manual Supplement

Page: 26 / 41

26
KGP-2A/2B
SCHEMATIC DIAGRAM
X53-398 1/4
7
6
5
4
3
2
1
A B C D E
*
CP70
1
C177
100u25
C32
*
$R196
1
ST
SI
CK Q1 Q2 Q3 Q4
8
GND
9
QS Q’S Q8 Q7 Q6 Q5 oE
16
VCC C23
100p
C20
100p
C31
100p
RXD0
SEN10
C3 *
J2
1 NC 6
RTS1
RXD1
NC
TXD1
NC
DTR1
9 NC
5 GND
R14
*
D44
DA204U
TXD0
SEN11
R174
*
C13
*
L24
*
SEN9
SEN8
*
C39
* C8
R134
*
Q4
*
C4
100p
SEN3
D36
DA204U
C179
100p
SEN2
D12
NNCD6.8G-A
R137
*
A1
*
1
FMT
2
PPS
VBU TXD0
RXD0 VCC
VANT
10
GND
9
SIG
RXD1
*
CP71
1
D38
DA204U
CN1
SB
1
SBO
DI
GND
DO
PTT
DTC
SQ
TXS
AM
MM
ID
DISP OFF
TXD
RXD
15
SEN0
CP4
100*4
1
SEN6
R167
*
R171
*
R165 *
R136
*
C18
*
$R195
SEN5
BA1
*
C195 100p
R177
*
C44
*
*
CP74
1
C45
*
SEN7
SRSEL
RADTXS
R219
2.2k
R199
*
R173
*
R139
*
C28
100p
R33
*
SEN4
*
CP72
1
C33
100p
CLK
RADST
CP75 47k*2
C7
100p
R170
*
C34
*
C37
*
DAT
RADSQ
D48
*
D18
*
R15
*
C194 100p
C26
*
C181
100p
D61
*
Q2
*
C19
*
D33
*
R12 *
R161
*
D32 *
Q6
DTC144EE
R220
2.2k
R37
*
D1
1812L075PR
R183
*
R175
*
R16
*
R169
*
SEN14
C12
*
R179
*
C1 *
J1
*
1
SBO
2
GND
3
RXD2/SEN3
4
TXD2/SEN4
5
MicIn/DTR2/SEN5
6
MicGnd/RTS2/SEN6
7
SEN7
8
SEN8
9
SEN9
10
SEN10
11
SEN11
12
SEN12
13
SEN13
14
SEN14
15
SEN15
R182
*
SEN13
R163
*
D8
NNCD6.8G-A
*
CP73
1
SEN12
D39
DA204U
C38 *
SEN_ACC2/1
SEN15
SEN1
R164
*
SEN_ACC2/2
R135
*
R180
*
Q1
*
C15
*
D35
*
C178
100p
SEN_ACC3
$R197
C16
100p
*
C40
C49 *
C2 *
SRCLK1
C22
*
R11
*
R160
*
C65
*
C66
0.01u
SRCLK2
C166
*
R168 *
CP3
100*4
1
C30
*
R138
*
$R198
C27
*
C180
100p
D31
*
SRDAT2
R166
*
C11
100p
D37
DA204U
C10
*
D34
*
C6 *
R13
*
C35
100p
SRDAT1
Q5
DTC144EE
D45
DA204U
* CP60
1
R181 *
C24
100u25
D2
DSM3MA1-RPB
R159 *
R162 *
RADOE
D60
*
R172
*
C21
*
R176
*
D62
*
J3 *
1 SEN7
6
RTS2/SEN6
RXD2/SEN3
SEN1
TXD2/SEN4
SEN0
DTR2/SEN5
9
SEN2
5 GND
$R17
$R18
100p
120
R183 R139 R169
C44
R182
0.1u
REVERSE
CURRENT
PROTECTION
NO
D48
100p
0 0
C12
0.1u10
NO
100
R13
5.6k
NO NO NO
100p
NO
NNCD6.8G-A
BACKWARD
VOLTAGE
PROTECTION
C39
D2
C45
NO
D1
5.6k
NO
OVER
CURRENT
PROTECTION
100p
1k
-20
CP72
NO
R170
0.1u
C8
R135
KGP-2A
C49
NO NO
W09-0985-15
NO
L41-1015-24
KGP-2B
NO
100p 0.01u
0
47k
D60 CP71
0
R137
NO
C37
DA204U
NO
0
NO
0 0
NO
NO
NO
0
L24
NO
0.01u
NO
KGP-2A
NO
-20
100p
NO
0
NO
NO
D33
ACC3
X53-3980-XX
ACC2
C6
NNCD6.8G-A
R138 R165
NO
100p
D32
NO
R15
C3
NO
R180
CONTROL UNIT (X53-3980-XX)
C26
ACC1
NO
NO NO
-21
0 0
NO
100
NO
C27
D34
R159
0
NO
NO
D35
NO
NO
DISP OFF
NO
UMZ8.2T
R174
100p
R181
NO
R177
0
GPS MODULE
100p
C1
AM
100p
ID
D18
MM
RADIO
PTT
0
6
NO
DTC
0
100p
NO
R164
0
R136
NO
NO
R168
NO
R172
0
R33
NO
CP60
100
0.01u
R37
C18 C21
NO
0
100p
NO
R163
NO
3.3k
NO
0
CP70
NO
R173
NO
100p
MA2S111-F
NO
C2
NO
NNCD6.8G-A UMZ8.2T
C30 C19
D18
NO
KGP-2A M
0
W02-3705-05
NO
100p
0
100p
NO
R179
100p
D61
R162 R167
11
NO
A1
C32 C38
NO
NO
NO
R16
Q1
R134
D31
C65
100p
D62
220
NNCD6.8G-A
0
100
NO
0
C10
NO
R160 R12
NO NO
M 0
C13
NO
R11
BA1
100p
NNCD6.8G-A
NO
CP74
NO
C22
NO
NO
1k
NO
R175
NO
0
NO NO
0 0
NO NO
15
C34
M
NO
-21
M
10
NO
M
R176
1
X53-3980-XX
DTC114YE
NO
R14
-21
NO
100p
NO
R166
-20
0
NO NO KGP-2B
0
C166
DTC114YE
0
C15
KGP-2B
NO
M
X53-3980-XX
100p
NO
R171
220
100p
Q2
5
NO
R199
NO
NO
3.3k
CP73
R161
NNCD6.8G-A
C40
100
SURGE
ABSORPTION
SWITCHING
SURGE
ABSORPTION
SURGE
ABSORPTION
SURGE
ABSORPTION
SURGE
ABSORPTION
SURGE
ABSORPTION
Q1,2
SWITCHING
D44,45
SURGE
ABSORPTION
D36-39
SURGE ABSORPTION
D8,12,60,61
SURGE ABSORPTION
R203
2.2k
Q8
DTC144EE
R202
2.2k
Q7
DTC144EE
Q7,8
SWITCHING
IC9
TC74HC4094AFF
EXTENDED I/O
SWITCHING
SWITCHING
NO
J1
E58-0489-15
NO
J3
E59-0413-05
Q4
NO
2SB1424(Q,R)
5.00V