![background image](http://html.mh-extra.com/html/icom/ic-m1euro-v/ic-m1euro-v_service-manual_612736037.webp)
C71
470p
BTYPEI
MP1
MP2
MP3
HV
GND
R18
10k
5
6
7
8
4
3
2
1
IC2
NJM2073M
R14
10
R13
10
C20
220
C19
220
R132
1k
EXTSP
AFOUT
Q1
2SB1132
2
1
3
4
5
6
Q2
XP6501
R8
27k
R11
2.2k
HV
OSCIN
1
OSCOUT
2
MIXOUT
3
VCC
4
IFIN
5
DEC
6
FILOUT
7
FILIN
8
AFOUT
9
QUAD
10
IFOUT
11
RSSI
12
N-DET
13
N-REC
14
GND
15
MIXIN
16
IC1
TA31136FN
R1
390
R2
1.5k
R6
1.2k
C1
56p
C8
0.001
X1
CDBCA450CX24
R4V
HV
AFOUT
EXTSP
VOLOUT
IF
2ndLO
MOD
4V
S4V
MOD
MIC
FI1
SFPC450E
R4
6.8k
R3
150k
R5
220k
C4
120p
C3
120p
C2
0.001
FI2
SFPC450E
I
O
G
I
O
G
DET
R7
470
C10
82p
C11
0.033
C13
0.001
C12
0.001
C9
0.047
C5
0.1
C6
1
C7
0.01
SD
NOIS
R12
3.3k
R19
12k
C16
10
C25
0.22
C14
1
R9
1M
R10
1k
C15
0.1
C17
0.1
VOLOUT
MOD
AFON
1
2
3
4
6
7
8
5
IC3
TC4W66FU
R20
1M
R26
100k
R23
100k
R25
100k
R21
220k
R24
100k
R17
10k
C27
1
C26
1
C24
3.3
C21
0.1
C22
0.1
C23
3.3
C18
0.001
4V
BEEP
AFO
EXTSPO
C29
0.1
C28
1
Q3
DTC144EU
R58
56k
R57
180k
R55
390k
R59
22k
R60
120k
R63
1.5k
R81
20k
R61
100k
R62
1k
R56
10k
R66
1.8k
R65
3.9k
R64
22k
C52
10
C51
0.027
C50
150p
C47
0.01
8
9
10
IC4C
C48
0.0056
ATIS7
R46
220k
R51
120k
R54
1.5k
C45
180p
C43
0.0039
R49
120k
C46
0.027
R53
1k
R52
100k
R45
2.2k
R48
27k
R43
1M
R50
22k
7
6
5
IC4B
C42
820p
VCC
ATIS
VOLIN
VCC
VOLIN
I/O
1
O/I
2
O/I
3
I/O
4
CONT.B
5
CONT.C
6
VEE
7
I/O
8
O/I
9
O/I
10
I/O
11
CONT.D
12
CONT.A
13
VDD
14
IC5 BU4066BCFV
R36
100k
R37
100k
R40
100k
R41
100k
R38
100k
R39
100k
R42
15k
C39
0.1
R44
100k
C38
0.027
C40
0.01
1
2
3
11
4
IC4A
C41
0.1
SMM
4V
R29
100k
C37
0.01
R33
22k
R32
470k
C33
0.1
C35
0.015
C94
0.015
C93
0.0012
C34
10
R28
470
Q4
UN911H
Q16
UN911F
C36
390p
R35
470k
R31
22k
14
—
+
13
12
IC4D
IC4A — D NJM2902V
R30
820k
R136
10k
R34
100k
R134
4.7k
MIC
PTT
TXOUT
RXOUT
RXOUT
DET
MICOUT
MICOUT
VOLIN
MICE
HV
VOLIN
SPEAKER
SP1
MICROPHONE
AFOUT
GND
MICE
MC1
KUB2823
1
2
J2
CB10
C31
0.001
C30
0.001
R27
33k
CB11
C32
0.001
MIC
AFOUT
PTTSW
PTTSW
R68
4.7k
C53
10
S4V
4V
VCC
CLONE
PTT
T4V
R4V
S4V
4V
VCC
DET
PTT
CLONE
T4V
R4V
Q7
2SA1588
1 2 3
4
5
6
Q9
XP6501
Q10
2SB1132
R69
4.7k
R70
4.7k
R71
2.2k
Q8
DTC144EU
C59
10
C58
0.01
C57
10
C56
0.01
C55
10
C54
0.01
Q5
2SA1588
C60
0.22
Q6
2SA1588
IC6
XC62FP4302MR
R72
22k
R73
10k
C63
0.001
C62
10
C61
47
C64
0.001
I
O
G
SRM
RM
MM
D1
DA204U
CB13 CB14
R76
470k
CB12
C66
0.1
CPU4V
CPU4V
CPU4V
CPU4V
CLONE
R77
15k
R79
1k
R82
10k
R83
20k
R85
20k
R87
20k
R89
20k
R91
20k
R93
20k
R95
20k
R84
10k
R86
10k
R88
10k
R90
10k
R92
10k
R94
10k
R96
20k
R78
1k
C69
0.0033
C68
47p
C67
47p
Q11
DTC144TU
MAIN UNIT
ATIS6
ATIS5
ATIS4
ATIS3
ATIS2
ATIS0
ATIS1
WET
4VC
S4C
T4C
R4C
SPSEL
BTYPEI
BTYPEI
1
1
7
8
14
CB4
CB5
R117
10k
R121
10k
R119
5.6k
R118
22k
R123
5.6k
R122
22k
C92
0.047
C91
0.047
S1
S2
S4
S5
CB1
CB2
4VC
LIGHT
BEEP
ESDA
CLOUT
CLIN
BEEP
ESDA
CLOUT
16CH
CLIN
MKEY
R4C
T4C
S4C
SPSEL
WET
PTT
SWA
SWB
SWB
SWA
160H
R104
100k
R106
100k
R105
100k
C84
0.047
LVIN
TONE
C80
0.047
C79
0.047
C78
0.047
C76
0.047
C77
0.047
C81
0.047
C82
0.047
C83
0.047
TEMPS
SD
NOIS
TXDET
16CH
SQLV
SRM
SMM
PLST
DST
OPST
RM
MM
R103
100k
R107
1k
R108
1k
PC3/AN11
1
P97/SEG40/CL1
75
AVSS
2
TEST
3
X2
4
X1
5
VSS
6
OSC1
7
OSC2
8
RES
9
MD0
10
P20/IRQ4/ADTRG
11
P21/UD
12
P22
13
P23
14
P24
15
P25
16
P26
17
P27
18
P30/SCK1
19
P31/SI1
20
P32/SO1
21
P33/SCK2
22
P34/SI2
23
P35/SO2
24
P36/STRB
25
P37/CS
VSS
V3
V2
V1
VCC
PA0/COM1
PA1/COM2
PA2/COM3
PA3/COM4
P57/WKP7/SEG8
P56/WKP6/SEG7
P55/WKP5/SEG6
P54/WKP4/SEG5
P53/WKP3/SEG4
P52/WKP2/SEG3
P51/WKP1/SEG2
P50/WKP0/SEG1
P60/SEG9
P61/SEG10
P62/SEG11
P63/SEG12
P64/SEG13
P65/SEG14
P66/SEG15
P67/SEG16
51
P70/SEG17
52
P71/SEG18
53
P72/SEG19
54
P73/SEG20
55
P74/SEG21
56
P75/SEG22
57
P76/SEG23
58
P77/SEG24
59
P80/SEG25
60
P81/SEG26
61
P82/SEG27
62
P83/SEG28
63
P84/SEG29
64
P85/SEG30
65
P86/SEG31
66
P87/SEG32
67
P90/SEG33
68
P91/SEG34
69
P92/SEG35
70
P93/SEG36
71
P94/SEG37/M
72
P95/SEG38/D0
73
P96/SEG39/CL2
74
IC9
HD6433835SD05H
AFON
C85
0.01
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG29
SEG30
SEG31
SEG32
SEG28
SEG27
SEG15
SEG14
SEG13
R120
10
R124
10
S3
S6
CB3
CB6
C90
0.1
R130
56k
SEG12
SEG11
SEG10
SEG9
SEG8
CHEXT
R109
1k
R110
1k
R111
1k
CB8
CB9
C88
0.1
C89
0.1
R113
100k
R114
100k
R115
100k
C87
0.1
CP1
TDEC
SCK
SO
OPTIN
UNLK
MONI
26
27
28
29
30
31
COM4 32
COM3 33
COM2 34
COM1 35
ATIS1 37
ATIS2 38
ATIS3 39
ATIS4 40
ATIS5 41
ATIS6 42
ATIS7 43
SEG1 44
SEG2 45
SEG3 46
SEG4 47
SEG5 48
SEG6 49
SEG7 50
1
2
3
4
5
6
7
8
9
10 SEG3
11 SEG4
12 SEG5
13 SEG6
14 SEG7
15 SEG8
16 SEG9
17 SEG10
18 SEG11
19 SEG12
20 SEG16
21 SEG20
22 SEG24
23 SEG28
SEG22
SEG29
SEG25
SEG21
SEG17
SEG13
SEG14
SEG15
SEG16
SEG18
SEG19
SEG20
SEG22
SEG23
SEG24
SEG26
SEG27
SEG28
SEG30
SEG31
SEG32
SEG29 43
SEG25 42
SEG21 41
SEG17 40
SEG13 39
SEG14 38
SEG15 37
SEG16 36
SEG18 35
SEG19 34
SEG20 33
SEG22 32
SEG23 31
SEG24 30
SEG26 29
SEG27 28
SEG28 27
SEG30 26
SEG31 25
SEG32 24
SEG18
SEG14
COM4
COM3
COM2
COM1
SEG1
SEG2
SEG22
SEG18
SEG14
COM4
COM3
COM2
COM1
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG16
SEG20
SEG24
SEG28
ATIS0 36
PC2/AN10
PC1/AN9
PC0/AN8
PB7/AN7
PB6/AN6
PB5/AN5
PB4/AN4
PB3/AN3
PB2/AN2
PB1/AN1
PB0/AN0
AVCC
P41/RXD
P40/SCK3
P17/IRQ3/TMIF
P15/IRQ1/TMIB
P16/IRQ2/TMIC
P14/PWM
P13/TMOIG
P11/TMOFL
P12/TMOFH
P10/TMOW
VCC
P43/IRQ0
P42/TXD
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
SCK
R74
330k
R75
150k
C65
0.1
BATT
BTYPEI
S7
RF UNIT J1
DS1
A0081A
DS5
LN1371G
DS4
LN1371G
DS2
LN1371G
DS3
LN1371G
R125
1.5k
R127
100
R126
100
Q12
2SC2712
Q13
2SC2712
R131
3.3k
VCC
LIGHT
LIGHT
DS7
LNJ310M6URA
DS6
LNJ310M6URA
VCC
VCC
VCC
VCC
R128
39
Q14
2SC2712
DS8
LNJ310M6URA
DS9
LNJ310M6URA
Q15
2SC2712
R129
39
C72
0.01
R98
470k
A0
1
A1
2
A2
3
VSS
4
SDA
5
SCL
6
WP
7
VCC
8
IC7
HN58X2432TI
R97
1k
R99
10k
R100
10k
R101
10k
ESDA
X2
CR-610
C75
0.027
OUT
1
VDD
2
VSS
3
NC
4
CD
5
IC8
S-80942ANMP
R102
1M
C74
24p
C73
22p
VOLIN
VOLOUT
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
J1
SQLV
MIC
MICE
R4V
TXDET
4V
DST
HV
HV
HV
EXTSP
S4V
T4V
CLONE
GND
SCK
PLST
SO
MOD
TEMPS
PTTSW
IF
2ndLO
GND
UNLK
VCC
LVIN
MONI
SCK
NC
SO
OPTIN
OPST
GND
NC
DET
GND
TXOUT
GND
RXOUT
OPTIONAL
UNIT
MICOUT
S4V
J3
R67 47
SCK
SO
OPST
OPTIN
DET
TXOUT
RXOUT
MICOUT
S4V
C86
10
BEEP
CLOUT
CLIN
CLOUT
VOLIN
VCC
ESDA
BTYPEI
CLIN
CLOUT
CLIN
BTYPEI
BATTERY
—
+
—
+
—
+
7.98Z2MHz
7.4V
4.3V(RX)
4.2V(TX)
4.3V
4.3V
7.4V
4.3V
2.9V
1.5V
HV
BTYPEI
BP-215
GND
11 - 2