Wiring Diagram - Icom IC-718 Service Manual

SECTION 11

WIRING DIAGRAM

FRONT UNIT
EP1
SENSOR
S1
+5V
1
SEN1
2
SEN2
3
GND
4
VR BOARD
W3
J1
AFGL 1
GND 2
RFGL 3
GND 4
RITL 5
GND 6
SFTL 7
GND 8
5VL 9
GND 10
MIC BOARD
W5
J1 J2
MIC
1 1
7
MICE
2
8 2 GND
6
3
AFO
5 3 4
SEND
4
5
SQLS
6
UD
7
8V
8
GND
9
GND
10
W4
J2
PHONE
10
GND
AFE 9
BOARD 8
AFE
AFE 7
6
AFO
J1 AFO 5
AFO 4
3
ESPO
ESPO 2
1
ESPO
W1, W2
SP1
SP
W2
LOGIC J6 J4401
1
STRT 30
2
5V 29
UNIT
3
SNDS 28
4
8V 27
5
8V 26
6
HV 25
7
14V 24
8
14V 23
FSKK 9 22
10
MICE 21
11 20
MIC
12
SEND 19
13
SQLS 18
14
SEND 17
15
SEND 16
J1
SEND 16 15
1 +5V 17
SPS 14
2 SEN1 18 13
PHOE
19
3 SEN2 PHOE 12
20 11
4 GND PHO
PHO 21 10
22
GND 9
GND 23 8
24
GND 7
25 6
GND
CIVE 26 5
27 4
CIV
ALMS 28 3
J3
29 2
NC
1 AFGL
30 1
KEY
2 GND
3 RFGL
W3
4 GND
5 RITL J4201
J7
6 GND
GND 1 30
7 SFTL
DOTK 2 29
8 GND
DASK 3 28
9 5VL
4 27
VOXL
10 GND
AVXL 5 26
6 25
SML
ALML 7 24
8 23
REFL
FORL 9 22
21
PATL 10
BEEP 11 20
DNB 12 19
13 18
RXS
TXS 14 17
J4 15 16
SBSY
KDS 16 15
10 MIC
14
DSPS 17
9 MICE
DSST 18 13
8 GND
12
SSTB 19
7 AFO
20 11
DINT
6 SEND
10
DRES 21
5 SQLS
22 9
ASTB
4 UD
MSTB 23 8
3 8V
24 7
FSTB
2 GND
BSTB 25 6
1 GND
5
MCK 26
MDAT 27 4
3
POWS 28
29 2
GND
1
GND 30
J5 W1
J9 PLL UNIT
1 J3
GND
2 AFE
SRST 16 1 SRST
3 AFE
15
FSKK 2 FSKK
4 AFE
CON0 14 3 CON0
5 AFO 1st LO
CON1 13 4 CON1
6
AFO
CON2 12 5 CON2
7 AFO 1LO
PDAT 11 6 PDAT
8 1LOE
ESPO
PCK 10 7
PCK
9 ESPO
DSTB 9 8 DSTB
10 2nd LO
ESPO
PSTB 8 9 PSTB
DNB 7 10 DNB
2LO
13V 6 11 13V
2LOE
5 12 13V
13V
13V 4 13 13V
BFO
14
8V 3 8V
2 15 NC
NC
BFO
16
GND 1 GND BFOE
CHASSIS
STRT
5V
SNDS
8V J4101
8V
GND 1
HV
GND 2
14V
GND 3
14V
PWS 4
FSKK
14V
5
MICE
14V 6
MIC
14V 7
SEND
14V 8
SQLS
14V 9
SEND
ICL
10
SEND
PAT8 11
SEND
ICH 12
SPS
HV
13
PHOE
STAR 14
PHOE
KEY
15
PHO
TEMP 16
PHO
GND
J1
GND
GND
GND
CIVE
CIV
ALMS
NC
KEY
MAIN UNIT
GND
DOTK
DASK
J4001
VOXL
AVXL T13V 10
GND 9
SML
REF 8
ALML
REFL L3 7
FOR 6
FORL
L5 5
PATL
L4 4
BEEP
L2 3
DNB
RXS L1 2
L6 1
TXS
SBSY
KDS
J701
DSPS
DSST
SSTB
DINT
DRES
ASTB
MSTB
FSTB
BSTB
MCK
MDAT
POWS
GND
GND
J4 P3 P4 J201
W103
1 1 1 1 1LO
W104
2 2 2 2 1LOE
J1 P1 P2 J401
W101
1 1 1 1 2LO
W102 2
2 2 2 2LOE
J2 P5 J2001
W105
1 1 1
BFO
W106
2 2 2 BFOE
P1 J4502
1 1 SPO
2
2 SPE
W4
J3
16 GND
15 GND
14 GND
13 PWS
12 14V
11 14V
10 14V
9 14V
8 14V
PA UNIT
7 ICL
6 PAT8
5
ICH
4 HV
3
STAR
2
KEY
1
TEMP
J6
P1 P2
W6
W7
J7
P3
W8
W9
P4
W5
J1
10
T13V
9
GND
J2
8
REF
7
L3
6
FOR
5 L5
FILTER
4
L4
3 L2
2
L1 UNIT
1 L6
W2
J3
P5
P6
W10
W11
UT-106 (OPT)
10 9 8 7 6 5 4 3 2 1 4 3 2 1 4 3 2 1
8V
GND
4 3 2 1
BDT
SEND
13.8V
ACC AFO
P2601
MOD
SQLS
1 2 3 4
FSKK
KEY
BAND
ALC
J2601
J2603 J2602 ALC ALC
1 2
GND
1 2 3 4 5 6 7 8 9 10 4 3 2 1
SEND
SEND
GND
EXT SP ESPO
UT-102
SPE
(OPT)
J2501
REMOTE CIV
MDA 1 2 SST
CIVE
SBS 4 MC
3
5V 5 6 SPCE
GND 7 8 SPCH
DASK
ELEC-KEY
DOTK
GND
11 - 1
J13
J12
1
1 KEY
2
2 STAR
3
14V
3
4
4 GND
HV
GND
J1
ASC2
3 6
GND
2 5
HV
1 4
ASC1
J14
R1 ANT
J3601 P1
FAN- 1 3 FAN
2 2
FAN+ 3 1
J4651
1
2
4
2
4 3 1
3
8
8 7 6 5
7
12
12 11 10 9
11
13
13
5
10 6 9
J4801
J4501
J5001
J5101