11 - 5
1STAVCO BOARD
Q13
2SC5277
Q6
2SK880
Q7
2SC4117
IC3
MB15T61UL
Q8
2SC5231
Q12
XP1113
Q11
XP1113
IC2
µ
PC2746TB
Q3
2SC5006
Q2
2SC5006
Q1
2SC5006
Q9
2SC5231
R46
1k
C31
0.01
R49
180k
C59
0.01
C60
0.01
R47
1k
R48
1k
C40
0.01
R24
3.3k
R28
15k
C35
0.0033
C39
0.68
C38
0.68
R26
6.8k
C37
1
R25
220
R27
8.2k
C58
0.1
1
2
3
4
5
6
7
C64
10
R53
82
C67
0.001
[EUR], [UK], [USA], [CAN] only
SWB1
DORF1
SW1
SW2
DORF2
VPRF
LD/FOUT
PS
GNDRF
XFINRF
FINRF2
FINRF1
VCCRF
GNDRF
VCCSD
LE
DATA
CLOCK
OSCIN
GNDOSC
SWA2
SWB2
GNDDIG
SWA1
20
21
22
23
24
R23
1k
13
14
15
16
17
18
19
8
9
10
11
12
C61
0.1
C62
0.1
R50
100k
R51
100k
R52
100k
R56 1k
R56 JPW [SEA], [EXP] only
R57 JPW [SEA], [EXP] only
R57 1k
R55 1k
R55 JPW [SEA], [EXP] only
C41
0.001
C42
0.001
R30
220
C44
0.001
R32
150
R31
82k
PLLASTB
PLLDATA
PLLCK
VP
to
RF unit
HJ3
to
RF unit
HJ2
OSC
R29
100k
C63
0.001
C43
2p
J1
1
2
3
4
5
6
7
GND
APS
J2
1
2
3
4
5
6
7
8
+3V
A_R3V
A_VCO2
A_VCO1
A_VCO3
GND
GND
A_VCO_OUT
1
2
3
4
5
C65
10
C66
10
R33
33
C50
5p
R43
82k
R44
220
C52
0.001
C53
0.001
1
2
3
4
5
R42
47
R45
1k
C46
0.001
C47
0.001
C49
10p
R41
15
1 IN
2 GND
3 GND
4
OUT 5
GND 6
VCC
R34
220
C23
0.5p
C24
0.1
R12
220
R13
4.7k
R14
8.2k
D9
1SV308
R38
4.7k
R40
4.7k
C56
0.001
R15
330
L8
0.22
µ
H
C18
0.001
R11
47
C20
4p
C21
0.001
C19
8p
L10
1
µ
H
D4
HVC417C
C22
0.1
L9
27nH
3AVCO
C17
0.001
R54
47
L5
0.22
µ
H
C10
0.001
R6
47
C12
0.001
C14
0.5p
R7
220
R8
4.7k
R9
8.2k
C11
2p
C16
3p
L6
18nH
L7
1
µ
H
D3
HVC417C
C13
0.1
2AVCO
C9
0.001
L1
0.22
µ
H
L2
0.22
µ
H
R1
47
C1
0.001
C2
0.001
C5
0.001
R2
220
R3
4.7k
R4
8.2k
C7
0.5p
D1
1SV245
D2
1SV245
R35
2.7k
L3
15nH
L4
1
µ
H
C6
0.1
C48
0.01
C3
3p
C4
4p
1AVCO
C8
0.1
D7
1SV308
R36
4.7k
C54
0.001
R5
220
C15
0.1
D8
1SV308
R37
4.7k
C55
0.001
R10
220
Explanatory notes
VOLTAGE LINE
3.0V
2.3V
2.6V
3.0V
2.8V
3.1V
1.67V
3.0V
3.0V
2.0V
1.13V
3.0V
11-4 1STAVCO BOARD
Q4
2SC5006
Q5
2SC5006
Q3
2SC5006
IC2
µ
PC2746TB
Q9
2SC5231
Q2
2SC5006
Q1
2SC5006
Q7
2SC4117
Q6
2SK880
Q12
2SC5277
IC3
MB15T61UL
Q8
2SC5231
Q10
XP1113
Q11
XP1113
1STBVCO BOARD
C25
0.001
L11
0.27
µ
H
R16
6.8k
R17
120
L13
47nH
R18
6.8k
L14
47nH
C29
0.001
C30
0.001
C45
0.5p
D10
1SV308
R39
4.7k
C49
10p
R40
4.7k
C57
0.001
L12
22nH
C26
0.001
C27
0.75p
C28
0.75p
D5
HVC417C
R19
330
4BVCO
C17
0.001
L8
0.22
µ
H
C18
0.001
R11
47
C20
4p
C23
0.5p
C24
0.1
R12
220
R13
4.7k
R14
8.2k
D9
1SV308
R38
4.7k
C21
0.001
C56
0.001
L10
1
µ
H
C19
8p
R54
47
D4
HVC417C
C22
0.1
R15
470
L9
27nH
3BVCO
C46
0.001
C47
0.001
R41
15
1
IN
2
GND
3
GND
4
OUT
5
GND
6
VCC
R34
220
R33
33
C50
5p
R43
82k
R44
220
C52
0.001
C53
0.001
R42
47
R45
1k
L2
0.22
µ
H
C1
0.001
C5
0.001
R4
8.2k
D1
1SV245
C9
0.001
L5
0.22
µ
H
C10
0.001
R6
47
C12
0.001
C14
0.5p
R7
220
R8
4.7k
R9
8.2k
C15
0.1
C11
2p
D8
1SV308
R37
4.7k
C55
0.001
L6
12nH
L7
1
µ
H
C16
4p
D3
HVC417C
C6
0.1
C13
0.1
2BVCO
L1
0.22
µ
H
R1
47
C2
0.001
C3
2p
C4
2p
R2
220
R3
4.7k
C7
0.5p
D2
1SV245
R35
2.7k
L3
12nH
L4
1
µ
H
C48
0.01
R26
6.8k
R27
8.2k
1BVCO
C31
0.001
C37
1
R25
220
C40
0.01
R46
1k
R49
180k
C59
0.01
C60
0.01
R24
3.3k
R28
15k
C35
0.0033
C39
0.68
C38
0.68
R47
1k
R48
1k
R23
1k
SWB1
DORF1
SW1
SW2
DORF2
VPRF
LD/FOUT
PS
GNDRF
XFINRF
FINRF2
FINRF1
VCCRF
GNDRF
VCCSD
DATA
CLOCK
OSCIN
GNDOSC
SWA2
SWB2
GNDDIG
SWA1
LE
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
R32
150
C61
0.1
C62
0.1
R50
100k
R51
100k
R52
100k
PLLBSTB
PLLDATA
PLLCK
VP
OSC
C41
0.001
C42
0.001
R30
220
C44
0.001
R29
100k
C63
0.001
R31
82k
C43
2p
J1
1
2
3
4
5
6
7
GND
BPS
J2
+3V
B_VCO2
B_VCO1
B_VCO3
B_VCO4
B_VCO_OUT
B_R3V
GND
1
2
3
4
5
1
2
3
4
5
C65
10
C66
10
C67
10
C8
0.1
D7
1SV308
R36
4.7k
C54
0.001
C58
0.1
C64
10
R53
82
R5
180
22
[SEA],
[EXP]
C68
0.001
[EUR], [UK], [USA], [CAN] only
R56 1k
R55 1k
to
RF unit
HJ7
to
RF unit
HJ6
R57 JPW [SEA], [EXP]
R56 JPW [SEA], [EXP]
R55 JPW [SEA], [EXP]
R57 1k
R10
220
22
[SEA],
[EXP]
Explanatory notes
VOLTAGE LINE
3.0V
2.3V
2.6V
3.0V
2.8V
3.1V
1.7V
3.0V
3.0V
2.0V
1.13V
3.0V
11-5 1STBVCO BOARD
Содержание IC-R20
Страница 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 UNIT LAYOUTS 14 VOLTAGE DIAGRAM 16 Jan 2010...
Страница 48: ...COMMUNICATIONS RECEIVER iC r20 SERVICE MANUAL...
Страница 115: ...12 4 MAIN UNIT BOTTOM VIEW...
Страница 117: ...S 14104MZ C1 2004 Icom Inc 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan...