11 - 1
SECTION 11
WIRING DIAGRAM
1 2
J551
J541
30.2
P312
J1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PLL UNIT
430M 1Lo
W305
2
1
2
1
GND
BFOS
J1051
2
1
P701
2
1
AFS
DSOM
GND
GND
DSOS
GND
NC
NC
DRES
INTS
DPST
MDTC MCK
5V
DSPS
GND GND
GND
IFM
GND
NC
NC
14V 14V
GND
DRES TXS
RXS
12TP
1FOR
12PV
OPB1 -
5V
PCK
PDAT
12ST 12PS
12PS
12UL
GND
GND
GND
IFS
J1781
P1761
J2
J1802
P1781
4
4
3
2
1
4
3
2
1
1
2
3
4
5
6
7
8
9
10
1
2 3
4 5
6
7
8
9
10
11
12 13
14
15
16
17 18
19 20
21
22
23
24
25
GND
GND
BFOM
BFOS
GND
BFOM
J501
2
1
P601
2
1
J701
2
1
J601
2
1
SPE
J40
J503
J240
J251
J421
SPE
NC2
1Lo
430M
1Lo
144M
1Lo
430M
1Lo
430M 2Lo
GND
144M
2Lo
430M
SP
GND
43PV
REF
FOR
POWS
VUT9
UATT
UR9V
VUMS
UT9V
UPRI
5V
UTU1
14V
14V
DRVI
DRVI
GND
GND
DRVO
DRVO
GND
GND
NC2
P50
1
2
J50
1
2
GND
43PV
REF
FOR
POWS
VUT9
UATT
UR9V
VUMS
UT9V
UPRI
5V
UTU1
14V
14V
SP
J1853
2
1
8
7
6
5
4
3
2
1
SPCH
GND
NC1
BAND
J39
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J1351
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
ICH
ICL
VTU2
VPRI
GND
UTU2
VATT
VR9V
HV
VT9V
GND
14PV
VTU1
VUTP
J504
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J1301
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
V-C2
GND
V-C1
J651
3
2
1
VARISTOR-C
BOARD
V-B2
GND
V-B1
J653
3
2
1
VARISTOR-B
BOARD
V-A2
GND
V-A1
J652
3
2
1
VARISTOR-A
BOARD
NC1
BOARD
DRV
BAND
SP
SPE
ICH
ICL
VTU2
VPRI
GND
UTU2
VATT
VR9V
HV
VT9V
GND
14PV
VTU1
VUTP
PA UNIT
UNIT
COVER
J1
2
1
J51
1
2
SP1
HV
GND
VHF ANT
CHASSIS J1
UHF ANT
CHASSIS J2
GND
VCC
P300
1
2
3
4
5
6
GND
VCC
J932
1
2
3
4
J931
4
3
2
1
USUB
UMAIN
VMAIN
VSUB
USUB
UMAIN
VMAIN
VSUB
P510
J510
J652
J52
J51
J651
J501
J1
J30
P30
P251
P421
P551
P1
P501
MCKC
SPCE
SPST
5V
BUSY
MDTC
J1801
8
7
6
5
4
3
2
1
[DATA1]
J1561
6
5
1
1
3
4
2
6
5
1
3
4
2
[KEY]
J1401
[DATA2]
J1571
[SUB-SP]
J1852
[MAIN-SP]
J1851
J1751
4
3
2
1
3
2
1
4
3
2
1
P1771
DRES
INTM DPST
MDTC MCKC
5V
DSPM
GND
GND
GND
AFM
GND
NC
NC
J1201
2
1
MICE
MIC
J1771
1
2
3
4
5
6
7
8
9
10
J1251
5
4
3
2
1
HV
14V
PHG
SSPO
MSPO
GND
CIV
CIVE
DRES
PTT1
MIUD
SEND
ATXS
DASH
DOT
SBSY
J1151
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SMLM
SMLS
KDS
CENM
AGRM
SQLM
NSQM
CTCM
BEEP
CENS
AGRS
SQLS
NSQS
CTCS
MSC
OVDV
-5V
TONE
GND
GND
CIV
CIVE
DRES
PTT1
MIUD
SEND
ATXS
DASH
DOT
SBSY
SMLM
SMLS
KDS
CENM
AGRM
SQLM
NSQM
CTCM
BEEP
CENS
AGRS
SQLS
NSQS
CTCS
MSC
OVDV
-5V
TONE
GND
GND
INTS
INTM
TXS
RXS
SCON
MCK
MDAT
NC
9V
ETON
AVXL
VOXL
5V
NC
PCK
PDAT
OPB1
J1101
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
FORL
12PS
ALCL
12DS
43PV
12UL
14PV
12ST
POWS
12PV
TEMP
GND
GND
INTS
INTM
TXS
RXS
SCON
MCK
MDAT
NC
+9V
ETON
AVXL
VOXL
+5V
NC
PCK
PDAT
OPB1
FORL
12PS
ALCL
12DS
43PV
12UL
14PV
12ST
POWS
12PV
TEMP
GND
[REMOTE]
J1403
[ACC]
J1581
6
5
1
8
3
4
2
7
6
5
8
3
4
2
7
CIVE
NC
CIV
SQL
13.8V
NC
ALC
SEND MOD
GND
AF
SQL
DOUT
GND
DIN
PTT
AF
SQL
DOUT
GND
NC
NC
AF
GND
DOT
DASH
GND
INSPM
EXSPM
GND
INSPS
EXSPS
GND
-5V
NC
+9V
NC
14V
14V
NC
BFST
NC
NC
NC
43UL
14UL
PST4
43DT
14DT
PDAT
PCK
GND
GND
-5V
NC
+9V
NC
14V
14V
NC
BFST
NC
NC
NC
43UL
14UL
PST4
43DT
14DT
PDAT
PCK
GND
FAN
M
+
-
J14
P1201
7
6
5
4
3
2
1
7
6
5
4
3
2
1
HV
14V
MIC
MICE
MSPO
PHG
SSPO
PHG
PHIN
GND
SSPO
MSPO
GND
MIC
MICE
+9V
MIUD2
GND
AFO
PTT
MSQLS
GND
J6
10
9
8
7
6
5
4
3
2
1
J5
6
5
4
3
2
1
+5V
A
B
J4
4
3
2
1
SENSOR
TO MAIN
GND
PCK
PDAT
J8
+5V
RIVR
SFVR
KRT1
KRT0
KST3
KST2
KST1
J3
6
5
4
3
2
1
J10
6
5
4
3
2
1
+9VP
+14VP
+14VP
14DT
43DT
PST4
14UL
43UL
GND
GND
BFST
NC
NC
NC
NC
-5V
GND
GND
PCK
PDAT
+9VP
+14VP
+14VP
14DT
43DT
PST4
14UL
43UL
GND
GND
BFST
NC
NC
NC
NC
-5V
GND
J9
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
+5V
+5V
SAVR
SSVR
MAVR
MSVR
J2
6
5
4
3
2
1
J11
6
5
4
3
2
1
GND
GND
MAVR
MSVR
+5V
NC
NC
NC
NC
NC
NC
NC
NC
J1
6
5
4
3
2
1
GND
GND
SAVR
SSVR
J1
6
5
4
3
2
1
+5V
J1
6
5
4
3
2
1
GND
RIVR
SFVR
+5V
NC
NC
GND
GND
NC
NC
PHIN
GND
SSPO
PHG
MSPO
GND
J2
1
2
3
4
5
6
J1
J2
10
1
2
3
4
5
6
7
8
9
MSQLS
GND
NC
NC
+9V
MIUD
PTT
AFO
GND
MICE
MIC
1
2
3
4
5
6
7
8
J1
GND
GND
KRT1
KRT0
KST3
KST2
KST1
J1
6
5
4
3
2
1
J12
P1
3
2
1
3
2
1
GND
NC
FANV
GND
NC
FANV
MF1
CHASSIS
J7
(OPTION)
UT-106
(OPTION)
UX-910
MAIN UNIT
(OPTION)
VOICE UNIT
UT-102
(OPTION)
UT-106
DISPLAY BOARD
VR-A BOARD
VR-B BOARD
RIT BOARD
JACK BOARD
MIC BOARD
FUNC
BOARD
W6 (F)
W1 (F)
W2 (F)
W5 (F)
W3 (F)
W4 (F)
W1(C)
W2 (C)
W3 (C)
WS1 (M)
W5 (C)
W4 (C)
NOTE:
(F) : FRONT UNIT
(C) : CHASSIS UNIT
(M) : MAIN UNIT
(P) : PLL UNIT
(PA): PA UNIT
WS2(M)
WS4(P)
WS4(P)
WS5(PA)
WS2 (P)
WS1 (P)
WS3 (P)
WS3 (PA)
WS3 (PA)
WS1 (PA)
WS2 (PA)
Summary of Contents for IC-910H
Page 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 23 SCHEMATIC DIAGRAM 33 Nov 2008 ...
Page 26: ...Nov 2008 25 DISPLAY UNIT TOP VIEW The combination of top side and bottom side of this ...
Page 33: ...Nov 2008 32 MAIN UNIT BOT VIEW The combination of top side and bottom side of this ...
Page 41: ...SERVICE MANUAL VHF UHF ALL MODE TRANSCEIVER i910H ...
Page 118: ...9 2 BOTTOM VIEW RIT BOARD BOTTOM VIEW VR A BOARD BOTTOM VIEW VR B BOARD ...
Page 121: ...9 5 9 11 DISPLAY BOARD TOP VIEW 8 5 1 4 1 8 16 9 1 8 16 9 1 8 16 9 ...
Page 124: ...9 8 BOTTOM VIEW PA UNIT 1 3 4 6 1 3 4 6 ...
Page 126: ...9 10 BOTTOM VIEW PLL UNIT R341 MP11 ...
Page 130: ...9 14 BOTTOM VIEW UX 910 MAIN UNIT 1 4 8 5 ...
Page 144: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13714HZ C1 2001 Icom Inc ...