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11-2 RF UNIT
11 - 2
ANTENNA
CPa
L2
17 nH
L3
17 nH
C2
6 P
C7
7 P
L4
27 nH
C9
6 P
L5
18 nH
L6
12 nH
C10
7 P
C11
0.01
R1
33 k
R2
33
R3
47
C14
10 P
C16
10 P
C17
1 P
C19
470 P
C21
22 P
C22
10 P
R4
100 k
R6
1.2 k
R7
470
L8
27 nH
R8
1.5 k
R9
82 k
R10
820
Q3
2SC4215 0
L10
0.82 H
R11
220
C26
9 P
C27
8 P
C30
33 P
C31
33 P
C32 8 P
L11
9.5 nH
L12
6.8 nH
L13
33 nH
Q4
2SK3078A
Q5
2SC3356
R12
1 k
L14
22 nH
L15
22 nH
L16
27nH
C35
5 P
R17
6.8 k
R18
220
R19
68
R20
22 k
Q6
2SC4228 R44
C37
3 P
L17
18 nH
L18
10 H
L19
82 nH
L20
33 nH
L22
10 H
L23
10 H
Q9
2SC4117 GR
C65 0.022
C66
0.01
R43 8.2 k
R44
4.7 k
R48
18
Q11
2SC4116 GR
R49
56 k
R50
3.3 k
R51
10
J1
9210B-1-02R-T
1
2
L1
15 nH
C1
8 P
C5
0.75 P
C4
10 P
C3
1.5 P
C8
22 P
C6
8 P
L9
2.2 H
FI2
FL-298
C49
10
C85 0.22
FI3
CFWM450E
I
O
R31
NSCG16 4BH
103KT
IC1
TA31136FN (D)
1
OSCIN
2
OSCOUT
3
MIXOUT
4
VCC
5
IFIN
6
DEC
7
FILOUT
8
FILIN
9
AFOUT
10
QUAD
11
IFOUT
12
RSSI
13
N-DET
14
N-REC
15
GND
16
MIXIN
X1
CDBC450CX24
IC2
TB31202FN
1
FIN1
2
VCC
3
CP1
4
GND
5
LD
6
CK
7
DATA
8
STB
9
BO
10
XOUT
11
XIN
12
SW
13
GND
14
CP2
15
VCC
16
FIN2
X2
CR-633A
W6
C67
1
Q7
2SC5108 Y
Q8
2SC5108 Y
Q10
2SA1586 GR
C77
0.22
C39
4.7
C59
4.7
C60 0.22
C75
22
L7
27 nH
D4
MA2S728
D5
MA2S728
J2 AXK5S20340
+3V
UNLK
CK
MTX-00_PSC
DATA
VCC
PLS0TB
GND
DASTB
GND
DACK
MOD
GND
AF
SHIFT
R+3
T+3
SQLIN
T+3
SENS
R14
1 k
D12
HVC376B
Q12
2SJ144 GR
R70
NTCG16 3NH
681KT
R41
33 k
R40
180
R38
33 k
R37
680
R39
33 k
R35
220
C58 470 P
C57
12 P
C56
12 P
C55
4 P
C53
2 P
C52
2 P
C51
0.5 P
C50
1.5 P
C54
470 P
C74
470 P
C104
470 P
C64 0.001
R36
47 k
L21
27 nH
C 88
1
C43
470 P
C42
470 P
C45
470 P
C44
0.1
C48
0.047
C 87
0.1
C86
0.047
C46
22 P
C47
68 P
C23
0.001
C24
0.047
C63
470 P
C62
0.047
C73
0.01
C72
0.001
C20
470 P
C18
0.047
C15
470 P
C13
470 P
C12
470 P
C25
470 P
C36
470 P
C38
470 P
C34
470 P
C33
470 P
C29 0.001
C28
0.001
C99
0.001
D10
MA2S111
W4
W5
R21
680
R22
1 k
R5
4.7 k
R64
100 k
R33
1.2 k
R34
1.2 k
R 65
10 k
R28
1.8 k
R30
15 k
R29
15 k
R27
560
R26
100 k
R32
560 k
C 98
0.001
C102
0.1
C101
0.1
C76
0.1
C40
0.001
C41
8 P
C61
5 P
C103
470 P
R23
180
R24
180
R25
27
C70
22 P
C71
33 P
C92
0.001
R45
10 k
R66
100 k
R46
47 k
R68
10 k
R69
1 M
R67 3.3 k
CPO
C91
47 P
C69
12 P
IC3
BH2220FVM
1
AO1
2
AO2
3
AO3
4
VCC
5
GND
6
DI
7
CLK
8
LD
EP2
MMZ1608D121B
Q2
2SC4226 R25
D8
1SV284
D9
1SV284
D1
MA2S077
D2
MA2S077
D3
MA2S077
D7
MA2S077
D6
MA2S077
Q1
2SC5194
R77
10 k
W8
R80
1 k
R78
47 k
R79
100 k
L24
5.6 nH
FI1
NSVS972
1
3
4
5
6
7
Q13
2SC4213 B
R86
10 k
R 87
33 k
R82
22
R83
47
W9
R84
47
R85
NTCG16 3NH
221KT
FC
UNLK
PLSTB
CK
VCC
+ 3V
DATA
SHIFT
SENS
R+ 3
2
+
+
+
+
+
D11
MA2S111
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
R+3
R+3
R+3
R+3
T+3
R+3
T: 0.00
R: 2.95
T: 0.00
R: 2.98
C: 3.10
T: 0.00
R: 2.00
C: 2.92
C: 2.01
C: 2.99
T: 0.79
R: 0.38
C: 3.04
C: 4.50
T: 0.00
R: 2.68
T: 1.80
R: 0.00
T: 2.08
R: 0.00
T: 1.50
R: 0.00
T: 0.00
R: 2.95
C: COMMON
T: TX
R: RX
Summary of Contents for IC-4088E
Page 1: ...SERVICE MANUAL LPD FM TRANSCEIVER ...
Page 2: ......
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Page 29: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13910IZ C1 2002 Icom Inc ...