Icom FP-561 Service Manual page 46

• MAIN UNIT
4.8 V
IC1
PC1676G
J1
3
L2 L3 C8 C10
GND
1 8.2 H 15 H 0.018 0.018
4
to ANT RF
2
unit J1 GND
3
C4 C6
1
0.015 C9
0.0039
0.056
L4
C3 C5 C7 39 H
0.01 0.015 0.012
IC7
C71
X1 TC3W03FU
10 P
DSX751S
1 8
CE VCC
2 7
XT B
3 6
XT A R53
C72 4 5
47 k
GND Q
R52
10 P
1 M
C70
18 P
IC5
C51
TC7S04F
0.0047
1
2
3
R26 R27 R29
2 k 2 k 2 k
C87
0.0047
R28
1 k
L+5
R58
100
R61
C86
R59 1.8 k
10
27 k
Q4
2SC4081 R
R60 R62
15 k 1.2 k
L+5
R63
100 k
L21
10 H
1 5
2
3 4
IC10
C88
TC7S04F
CP1
0.1
5.0 V
7.299200 MHz
0 V R64
100 k
IC11
Q5
S-80842ALUP-EA6
C89 2SC4081 R
R66
11 k 0.22
C43 I O
J2
1
G
AF
1
R67
R25 47 k
AFGND R65
2
470 k
to ANT
ANTV 100 k
3
unit J2
TUNE
4
D3
GND
5
1SS355
C2
0.1
L+5
+5
L5
100 H
C11 C12 C13
0.1 0.1 10
L6 L7
15 H 18 H
2
C16
C14 C18
C111 C112
0.0018 680 P
0.1
0.012 +70
L24 L25
C19
10 H 56 H
C15 C17
0.015
0.012 0.022
DRES
L12
10 H
C49
C48
L13
0.1
0.1
10 H
C73
0.1
C47 C46 C45
L14 0.1 10 0.001
10 H
C52
0.001
1 33
VSS I
2 32
FSK1 Q
3 31
FSK0 PDM2
4 30
C53
ETC0 PDM1
5 5 29 0.1
IC6
ETC1 PDM0
6 28
VDD VDD
4 7 SC-1287 27
SYS_CLK VSS
8 26
NUM0 RESET
9 25
NUM1 ROMCE
10 24
C50 NUM2 VDD
11 23
0.1
VDD DA9
C54
0.1
R46
100 k
L15
120 H
C56
180 P
C55
R31 R33 R35 R37 R39 R41 R43 R45
100 P
2 k 2 k 2 k 2 k 2 k 2 k 2 k 2 k
R30 R32 R34 R36 R38 R40 R42
R44
1 k 1 k 1 k 1 k 1 k 1 k 1 k 1 k
L+5
C91
0.1
R86
100 k
C90
0.1
1 48 RXD0
PB1/AN1 P21/RXD
MSKI 2 47
PB0/AN0 P20/SCK3
3 46
AVSS P87
F+12 4 45 ECS
TEST P86/FTID
5 44 ESIO
X2 P85/FTIC
6 43 ESCK
X1 P84/FTIB
7 42 STRB
VSS P83/FTIA
IC12
8 41 DATA
OSC1 P82/FTOB
9 40 CLK
HD64F3644H
OSC2 P81/FTOA
10
REST 39 DRES
RES P80/FTCI
11 38
P90/FVPP P77
CLON 12 37
P91 P76/TMOV
13 36
P92 P75/TMCIV
14 35
P93 P74/TMRIV
15 34
P94 P73
16 33
IRQ0 VCC
C92
0.1
R70
100 k
R68
220 k
R69
220 k
CP2
R10 R13
100 47
L11
C24
680 H C23
C25 0.01
0.1
R11
180 P
C22
10 k
0.1
R8
10 k
4.6 V
FI1
C20
CFJ455K8
0.001
Q1
2
3SK131K
L8 C28 5 4 3
LR-171
0.1
C21
L10
0.0012 R9 C26 C27 R12
56 H
33 k 0.1 0.1 220
R5 R7
56 k 2.2 k
2 3 R4 R6
100 5.6 k
IC2
ND487C1 3R
1 4
L9
LR-171
R2 L19 L18
18 10 H 6.8 H
C68 C66
0.0012 0.0033
R3 R1
C74
270 270
470
C69 C67 C65
0.0039 0.0056 0.0022
+5
R47
47
R51
C63
R48
47
0.1
1.8 k
L16
C60
220 H 390 P
Q2
C62 2SC4081 R
390 P
C61
C58
390 P
47 P
C64
0.1
C59
L17 R49 R50
C57
180 P 390 H 2.7 100
270 P
L+5
R87
R109
100 k
473KTC
R110
47 k
IC13
R71
X25320SI-2.7
100 k
L+5
1 8
CS VCC
2 7
SO HOLD C96
3 6
WP SCK 0.1
4 5
VSS SI
R73
1
L+5
R72
100
C97
0.1
C98 R76 L22 L23
0.01 1 56 H 56 H
Q6
2SC4081 R R74
470
R75
C99 C100 C106
220
0.0033 0.0056 0.0033
L+5
IC3
C29 C30
0.1
10
TA31136FN
1 16
OSCIN MIXIN
2 15
OSCOUT GND
3 14 R17
MIXOUT N-REC
47 k
4 13
VCC N-DET
1 5 12
IFIN RSSI
6 11
C36 R19
DEC IFOUT R16
7 10
330 10 6.8 k
FILOUT QUAD
R14 8 9
FILIN AFOUT
2.2 k
R15 C33 C32
C35 R18 C38
10 k 0.001 0.1
C34 0.015 47 k 0.015
C31
0.01
0.1
8.0 V
L1
HF50ACC322513-B
D1
R56
1SR154-400
22
R55
22
IC8 IC9
TA7808F TA7805F
R54
22
I O I
G
C76
C75
0.01 C80 C81 C82
47
0.1 47 0.1
+8
IC18
IC15 R84 TLP121 GB
100
IC14 TC4093BF C93
0.1
TC7S04F 1 14
2 13
4 3 3 12
2 4 11
5 1 5 10
R78 R83
6 9 Q3
1.2 k 6.8 k
7 8
C104
2SD1664 Q
0.1
Q9
R57
4.7 k
2SC4081 R
C83
C84 C85
0.1
0.1 47
D2
MA8075 L
Q10
2SA1576 R
R111
Q11
1 16 4.7 k
Q7 2 15 2SC4081 R
C107
3 14
0.1
2SA1162 GR
4 13
5 12
R112
6 11
4.7 k
R79
7 10
6.8 k
9
8
C94
0.1 R81
47 k
IC17
Q12
TC4049BF
2SA1576 R
R80
R77
33 k
47 k
C105
0.1
IC16 D6
1SS355
TC7S02F
1 5
R82
2 +8
15
Q8
3 4
2SC2712 GR
R89 R91
R93 R95 R97 R99
R101 R103
2 k
2 k 2 k 2 k 2 k 2 k
2 k 2 k
R90 R92 R94 R96 R98 R100 R102
1 k 1 k 1 k 1 k 1 k 1 k 1 k
R88
2 k
10 - 4
+5
R22
47
C37
10
IC4A IC4B
R20 R21
NJM2904M NJM2904M
6.8 k 6.8 k
R24
3 8
6.8 k
1 5
2 7
R23
C39 4 6
6.8 k
0.0047 C41
0.0039
C42
C40
0.022 0.039
C44
1
5.0 V
L20
HF50ACC322513-B
L+5
C79 C110
100 100
O
G
C77 C78 5.0 V
0.01 47
R113
680
R85
680
J3
MNI-
C95 D4 1
MNI+
0.0047
1SS355 2
MNO-
3
MNO+
4
+12
5
6.5 V GND
6
C108
NMEA
0.1
R107
J4
47
1
TXD0 TXD0
2
FCLN FCLN
3
REST REST
4
F+12 F+12
5
6
CHECK
C102 C103 7
10 0.1 8
C109 D5
0.1
RD12M B2 FLASH
R108
CHECK
47
IC19
TA75S01F
5
1
4
3
2
R106
1
R104
10 k
1.66 V
300 kHz
L+5
TUNE
MAIN UNIT