Wiring Diagram - Icom IC-910H Service Manual

SECTION 11

WIRING DIAGRAM

J1 J2
W6 (F)
+5V
6 1
NC
2
5
MSVR
4 3
MAVR
3 4
NC
5
2
GND
1 6
VR-A BOARD
J1
W1 (F)
+5V
6 1
NC
5 2
SSVR
3
4
SAVR
3 4
NC
2 5
GND
1 6
VR-B BOARD
J1
W2 (F)
KST1
1 6
KST2
2 5
KST3
3 4
KRT0
4 3
KRT1
5 2
GND
6 1
FUNC
BOARD
J1
W5 (F)
+5V
6 1
NC
5 2
SFVR
4 3
RIVR
3 4
NC
2 5
GND
1 6
RIT BOARD
NOTE:
(F) : FRONT UNIT
1
(C) : CHASSIS UNIT TO MAIN 2
SENSOR 3
(M) : MAIN UNIT
4
(P) : PLL UNIT
(PA): PA UNIT
J2
W3 (F)
J1
PHIN
6 1
GND
5
2
SSPO
4 3
PHG
3 4
MSPO
2
5
GND
1 6
JACK BOARD
MIC BOARD
J1
J2
W4 (F)
GND
1 1
7 1
NC
2 2
+9V
6 8 2 3 3
MIUD
4
4
MSQLS
5 3 5 5
PTT
4 6
6
AFO
7 7
GND
8 8
MICE
9
9
MIC
10 10
DISPLAY BOARD
J12 P1
CHASSIS
GND GND
1 1
NC NC
2 2
MF1
FANV FANV
3 3
+
M FAN
-
+5V
NC
MSVR
MAVR
NC
J7 W2 (C)
GND
GND
30
TEMP
29
12PV
28
POWS
27
12ST
26
14PV
25
12UL
24
43PV
23
12DS
22
ALCL
21 10
J11
12PS
11
20
+5V FORL
12
19
NC OPB1
18 13
SSVR PDAT
14
17
SAVR PCK
16 15
NC NC
15 16
GND +5V
17
14
VOXL
13 18
AVXL
12 19
ETON
20
11
+9V
10 21
NC
22
9
MDAT
23
8
MCK
7 24
SCON
25
6
RXS
26
5
TXS
4 27
INTM
28
3
INTS
29
2
J3
GND
30
KST1 1
KST2
KST3
KRT0 J8
W3 (C)
KRT1 GND
30
GND TONE
29
-5V
28
OVDV
27
MSC
26
CTCS
25
SMLS
24
NSQS
23
SQLS
22
AGRS
21 10
CENS
11
20
BEEP
19 12
CTCM
18 13
SMLM
14
17
NSQM
J10 16 15
SQLM
+5V 15 16
AGRM
17
NC 14
CENM
SFVR 13 18
KDS
19
RIVR 12
SBSY
NC 11 20
DOT
GND 10 21
DASH
22
9
ATXS
8 23
SEND
7 24
MIUD
25
6
PTT1
5 26
DRES
4 27
CIVE
28
3
J4
CIV
2 29
+5V GND
30
1
B
A
GND
J14 P1201 WS1 (M)
MSPO
1 1
SSPO
2 2
PHG
3 3
14V
4 4
HV
5 5
MIC
6 6
MICE
7 7
J5
PHIN
GND
SSPO
PHG
MSPO
GND
W1(C)
J9
GND GND
1
-5V -5V
2
NC NC
3
+9VP +9VP
4
NC NC
5
+14VP +14VP
6
+14VP +14VP
7
J6
NC NC
8
GND
BFST BFST
9
NC
NC NC
10
+9V
GND GND
11
MIUD2
GND GND
12
MSQLS
43UL
43UL
13
PTT
14UL 14UL
14
AFO
PST4
PST4
15
GND
43DT 43DT
16
MICE
14DT 14DT
17
MIC
PDAT
PDAT
18
PCK PCK
19
GND
20 GND
J1561
J1403 J1581
6
[REMOTE] [DATA1]
7
6 5
7 6
1
8
4 3
3
3 8 1
4
2 1
2
5 5 4
2
[ACC]
J1101
GND
1
TEMP
2
12PV
3
POWS
4
12ST
5
14PV
6
12UL
7
43PV
8
12DS J1801
9
ALCL MDTC
1
12PS BUSY
3
FORL 5V
5
OPB1 GND
7
PDAT
PCK
NC
5V
VOXL
1
AVXL
3
ETON
5
9V
7
NC
MDAT
UT-102
MCK
SCON
VOICE UNIT
RXS
TXS
(OPTION)
INTM
INTS
GND
J1151
GND
1
TONE
2
-5V
3
OVDV
4
MSC
5
CTCS
6
SMLS
7
NSQS
8
SQLS
9
AGRS
CENS
BEEP
MAIN UNIT
CTCM
SMLM
NSQM
SQLM
AGRM
CENM
KDS
SBSY
DOT
DASH
ATXS
SEND
MIUD
PTT1
DRES
CIVE
CIV
GND
J1251
MSPO
1
SSPO
2
PHG
3
14V
4
HV
5
J1802
J1201
MIC
1
MICE
2
WS2(M)
P1771 P1781
UT-106 UT-106
(OPTION) (OPTION)
J1571
J1401 J1851 J1852
[DATA2] [KEY] [MAIN-SP] [SUB-SP]
6 5
4 3
2 1
J651
P510
VSUB
J51
P501
VMAIN
J52
P1
UMAIN
J652
P30
SPST
2 USUB
MCKC
4
SPCE
6
SPCH
8
J1301
VUTP
1
VTU1
2
14PV
3
GND
2 4
VT9V
4 5
HV
6 6
VR9V
8 7
VATT
8
UTU2
9
GND
10
VPRI
11
BAND
12
VTU2
13
ICL
14
ICH
15
NC1
16
J1351
14V
1
14V
2
UTU1
3
5V
4
UPRI
5
UT9V
6
VUMS
7
UR9V
8
UATT
9
VUT9
10
POWS
11
FOR
12
REF
13
43PV
14
NC2
15
GND
16
J1853
SP
1
SPE
2
WS5(PA)
J501
BFOM
1
GND
2
J1051
BFOS
1
GND
2
UX-910
(OPTION)
W305
1 1
2 2
11 - 1
P300
3 6
2 5
WS3 (PA)
1 4
J510
VSUB
WS3 (PA)
J652
J501
V-A1
1
VMAIN
GND VARISTOR-A
2
V-A2
BOARD
3
WS1 (PA)
J1 J653
V-B1
1
UMAIN
GND VARISTOR-B
2
V-B2
3 BOARD
CHASSIS J1
WS2 (PA)
J30
J651
VHF ANT
USUB V-C1
1
GND
VARISTOR-C
2
V-C2
3 BOARD
CHASSIS J2
UHF ANT
W5 (C) J504
VUTP
16
VTU1
15
14PV
14
GND
13
VT9V
12
HV
11
VR9V
10
VATT COVER
9
UTU2
8
GND UNIT
7
VPRI
6
BAND
5
VTU2 J51 J1 SP1
4
ICL SP
3 1 2
ICH SPE
2
2 1
NC1
1
PA UNIT
W4 (C) J39
14V
16
14V
15
UTU1
14
5V
13
UPRI
12
UT9V
J931 J932
11
VUMS DRVI DRVO
10 1 4
UR9V DRVO
DRVI DRV
9 2 3
UATT
GND GND
8
3 2
VUT9 GND GND
BOARD
7 4 1
POWS
6
FOR
5
REF
4
43PV
3
NC2
2
GND
1
P50 J50 430M 144M 430M
SP 1Lo 1Lo 2Lo
2 2
SPE
1 1
J240 J503 J40
P421 P251 P551
WS2 (P) WS1 (P) WS3 (P)
430M 1Lo
1 2
WS4(P)
P601 J601 J551
BFOM
1 1
GND
J421 J251
2 2
430M 144M
1Lo 1Lo
WS4(P)
P701 J701
BFOS
1 1
GND
2 2
J1
GND
GND
1
PCK PCK
2
PDAT
PDAT
3
14DT
14DT
4
43DT 43DT
5
PST4
PST4
6
14UL
7 14UL
43UL
43UL
8
NC NC
9
NC
NC
10
NC
NC
11
BFST BFST
12
NC
NC
13
14V
14V
14
14V 14V
15
NC
NC
16
+9V
+9V
17
NC
18 NC
-5V
-5V
19
GND GND
20
J541
P312
30.2
PLL UNIT