Kenwood NX-3720HG Service Manual page 178

INTERCONNECTION DIAGRAM
IC201
RF POWER MODULE
5
ANT
R5
J1
6
FCN1
11
1
SB FCN6
7
FCN2
2
12
IGN 50AC
8
4
FCN3
3
13
SP2 HR1
9
FCN4
4 14
DETO HR2
10
FCN5
5
15
DATAI GND
3
13.6 V(K,K2)
13.2 V(E)
DC Supply
+
-
2
EXT SP
J2
GPS ANT
1
(NX-3720H(G), NX-3720(G), NX-3820H(G), NX-3820(G) only)
A B
IC601
AF AMP
TX-RX UNIT
XC1-182(VHF)
XC1-183(UHF)
BT/GPS
MODULE (BT/GPS) UNIT
XC2-004
C
(No.RA054<Rev.001>) 2-10
CN1 CN7
1 60
SPG
SPG
SPG SPG
SPG SPG
NC NC
SP+ SP+
SP+ SP+
SP+ SP+
NC NC
GND
GND
GND GND
GND GND
GND GND
NC(IGN)
NC(IGN)
SB SB
SB SB
SB SB
SB SB
NC NC
54M 54M
NC NC
32M 32M
NC
NC
18M 18M
NC
NC
GND
GND
USB_D+ USB_D+
GND
GND
USB_D- USB_D-
GND GND
NC
NC
MIC/VBUS MIC/VBUS
ME ME
/PTT /PTT
DM/KVL DM/KVL
/PSW /PSW
TXD TXD
RXD RXD
GND GND
I2CDT I2CDT
I2CCK
I2CCK
/KEYINT /KEYINT
P_TEMP P_TEMP
/CS /CS
LCDRST LCDRST
/RD /RD
D[7] D[7]
D[6] D[6]
D[5]
D[5]
D[4] D[4]
D[3]
D[3]
D[2] D[2]
D[1]
D[1]
D[0] D[0]
/WR /WR
A[23]
A[23]
ESD_GND
GND
R_SET2
R_SET2
R_SET1
R_SET1
R_SET0 R_SET0
GND ESD_GND
60 1
D E
2-10 (No.RA054<Rev.001>)
+
CN5
1
SP+
SPG
-
2
CN6
23
ESD_GND
VG
XV0
V0
VM
VDD
VSS
VD1
VDDI
CSB
RSTB
/RD
SUB UNIT
D7
D6
D5
XC3-050
D4
D3
D2
D1
D0
/WR
A0
ESD_GND
1
CN3
1
GND
S8
S9
S10
S7
S6
S5
S4
S1
S2
S3
/PSW
12
J1
8
BLC/D+2
SB
E
PTT/TXD
ME
MIC
HOOK/RXD/D-2
DM/KVL
1
F G
INT SP