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9 - 3
The combination of top side and bottom side of this
• MAIN-A/MAIN-B/MAIN-C UNIT B-7883A
(TOP VIEW)
NWC
IGSW
NC
GND
SCK
HORN
RSSI
PGIO3(TXD0)
TMUT
PGIO4
LVIN
DSCK
DMISO
MIC
8V
DMOSI
BEEP
DRES
DSS
RXC
SSO
CPU3.3V
TXC
DAST
EPTT
PWON
GND
PLST
UNLK
ADS
PGIO2(RXD0)
TEMP
NOIS
BATV
PLSW
AFO
AFON
DSIRQ
CRES
DPDN
Ext.I/O 4 (SERIAL)
GND
IN
DISC
GND
GND
VCC
Ext.I/O 14(EPTT)
Ext.I/O 7 (AFO)
GND
Ext.I/O 10 (SERIAL)
Ext.I/O 11 (HORN)
Ext.I/O 6 (IGSW)
SP+
1
SP−
2
SP1 (FRONT UNIT)
ANT CONNECTOR
W1
MP4
J1 (CHASSIS)
AF OUT
AF GND
IC3
J1002
HV
EP4
EP5
GND
EP2
EP3
MP12
C9
C12
C15
C42
C51
C58
C59
C60
C61
C63
C65
C66
C68
C69
C70
C71
C72
C75
C76
C77
C79
C80
C81
C82
C83
C84
C85
C86
C87
C88
C95
C107
C112
C132
C135
C141
C142
C143
C144
C146
C147
C148
C281
C282
C283
C284
C287
C298
C299
C300
C314
C337
C342
C347
C348
C350
C357
C363
C372
C377
C383
C384
C396
C400
C411
C418
C458
C459
C460
C463
C466
C467
C628
C629
C630
2
3
6
C
1
3
6
C
C633
C634
C635
C637
C638
C639
C646
C1003
C1007
C1014
C1015
C1018
C1026
C1029
C1031
C1036
C1038
C1043
C1045
C1046
C1052
C1053
C1056
C1058
C1059
C1061
C1085
C1098
C1101
C1133
C1135
C1136
C1500
C1501
C1502
C1503
C1504
C1506
C1515
C1516
C1523
C1526
C1527
C1528
C1529
C1532
C2001
C2011
C2014
C2016
C2040
C2041
C2042
C2044
C2054
C2056
C2062
C2063
C2064
C2065
C2066
C2067
C2069
C2076
C2082
C2083
C2084
C2085
C2086
C2087
C2088
C2089
C2090
C2091
C2092
CP1
D5
D6
D13
D14
D17
D18
D24
D24
D66
D68
D1005
D1006
D2002
D2006
D2008
EP1005
EP1006
EP2007
EP2009
EP2010
FI3
FI4
FI5
IC2
IC2
IC4
IC4
IC7
IC1002
IC2007
J
J1001
J1003
J1004
L4
L5
L13
L28
L37
L54
L1001
L2001
Q3
Q3
Q5
Q6
Q7
Q9
Q9
Q14
Q15
Q16
Q17
Q18
Q20
Q21
Q28
Q1001
Q1003
Q1004
Q1005
Q1013
Q1016
Q1017
R33
R34
R35
R38
R41
R42
R43
R44
R45
R46
R48
R49
R51
R52
R53
R56
R58
R59
R63
R64
R77
R78
R80
R89
R90
R92
R98
R100
R101
R123
R125
R171
R172
R173
R174
R175
R176
R211
R212
R289
R290
R291
R293
R295
R308
R312
R317
R318
R319
R320
R321
R334
R337
R338
R479
R483
R484
R485
R486
R488
R489
R490
R500
R504
R505
R506
R613
R615
R623
R624
R1005
R1008
R1009
R1010
R1012
R1013
R1014
R1018
R1022
R1027
R1029
R1030
R1035
R1036
R1037
R1040
R1059
R1060
R1068
R1069
R1070
R1082
R1084
R1085
R1098
R1099
R1100
R1105
R1114
R1115
R1116
R1119
R1500
R1501
R1502
R1503
R1504
R1505
R1506
R1507
R1508
R1509
R1510
R1515
R1517
R1518
R1519
R1523
R1524
R1525
R1526
R1529
R1532
R2036
R2037
R2043
R2045
R2046
R2048
R2051
R2052
R2056
R2057
R2059
R2060
R2076
R2077
R2086
R2087
R2088
R2089
S1001
BLK
1
2
3
4
5
7
PLST-
W1
DISC
6
RED
-T8V
MIC-
NWC
F
I
K
G
B7883A
W2
W2
40
1
13
1
UHF
PLL
EPTT-
AFON
LV
MOD
-TMUT
SCK
SQIN-
RXC
T1-
T2
/
TXC
CPUV
UNLK
/
PWON
+5V
R8V
8V-
D
FI3
3.3V
VCOMO2
OP20
ALCO
OP10
VCON
TXDACO
BEEP
1.6V
MODO
DET
RSSI
8
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
H120
H125
H130
H135
V0
V5
V10
V15
V20
V
25
V30
V35
V
40
V45
V50
V
55
V60
V65
V70