Icom IC-7200 Service Manual page 68

Oct. 2008
• MAIN UNIT (MAIN-4)
3R3V
IC1501
4 1
VIN VOUT
3 2
VCONT GND
TK68112AMFG0
R1514
100
R1515
1M
IC1511
MAIN-5
1
C1511
2
D SP_CLK
3
0.0047
SN74AHC1G04DCK
IC1521
BA033FP
MAIN-1
EP2643
3R3V
M8V
D5V MMZ1608Y102BT G
R1521
0
J1531
1 16
2 15
C1531
MISO 3 14
4 13
0.0047
IC1531 M OSI
5 12
DBSY 1 8 6 11
CS VCC
M ISO 2 7 SCK 7 10
SO HOLD
3 6 8 9
SCK
WP SCK
4 5 MOSI
VSS SI
AT26DF081A-SSU AXN316C038P
(SX-3015B-1))
4 3
MAIN-3
5 2
L1532
AFMS
6 1
100U
Q1531
XP4311
8 8 8
V+ V+ V+
GND GND GND
4 4 4
MAIN-3
IC1601 IC1621 IC1641
TS462CPT TS462CPT TS462CPT C1603
DSPI1
1
MAIN-3
C1604
DSPI2
1
R1556
10K
EP1551 R1557
MMZ1608Y102BT
10K
1
GND
2
R1549 GND
3
GND
4
0 VROUT1
5
VROUT0
6
VDDEXT
7
GND
8
GND
9
GND
R1553
10
CLKIN
11
100 XTAL
12
VDDEXT
13
RESET
R1554
14
NMI
15
GND
10K
5 16
RTXO
17
RTXI
4 18
VDDRTC
19
GND
20
VDDEXT
R1555
21
PPI_CLK
22
10K
PPI0 ADSP-BF532SBSTZ400
23
PPI1
24
PPI2
25
VDDINT
26
PPI3
27
PF15
28
PF14
29
PF13
30
GND
31
VDDEXT
32
PF12
33
PF11
34
PF10
35
PF9
36
PF8
37
PF7
38
PF6
39
GND
40
GND
41
GND
42
GND
43
GND
44
GND
ASTB
SSTB
DBSY
CP1551
CF20
R1626
1.5K
C1624
820P
R1622
2
IC1621
R1628
1
2.7K
3
100
TS462CPT
R1623
C1623
2.7K R1627
0.1
R1604
1.5K
C1625
4.7K
820P
R1602 R1624
2 IC1601 6 IC1621
R1629
1 7
4.7K 2.7K
3 5
100
TS462CPT TS462CPT
R1603 R1625
C1605 C1626
4.7K 2.7K
0.1 0.1
R1646
R1607
1.5K
C1644
4.7K
820P
R1605 R1642
6 IC1601 2 IC1641
R1648
7 1
4.7K 2.7K
5 3
100
TS462CPT TS462CPT
R1606 R1643
C1606 C1643
4.7K 2.7K R1647
0.1 0.1
1.5K
C1645
820P
R1644
6
IC1641
R1649
7
2.7K
5
100
TS462CPT
R1645
C1646
2.7K
0.1
132
GND
131
GND
130
GND
129
GND
128
GND
127 A13
ADDR13
126 A14
ADDR14
125 A15
ADDR15
124
A16
ADDR16
123
ADDR17
122
ADDR18
121
ADDR19
120
BGH
119
BG
118
VDDEXT
117
GND
116
D00
DATA0
115
D01
DATA1
114
D02
DATA2
113
D03
DATA3
IC1551 112 D04
DATA4
111
VDDINT
110 D05
DATA5
109 D06
DATA6
108 D07
DATA7
107
VDDEXT
106
GND
105 D08
DATA8
104 D09
DATA9
103 D10
D ATA10
102 D11
D ATA11
101 D12
D ATA12
100 D13
D ATA13
99 D14
D ATA14
98 D15
D ATA15
97
GND
96
BMODE0
95
BMODE1
94
TCK
93
VDDEXT
92
GND
91
GND
90
GND
89
GND
R1550
0
IC1661
1 30
VCOM AOUTR+
2 29
AINR+ AOUTR-
3 28
AINR-/NC AOUTL+
4 27
AINL+ AOUTL-
5 26
AINL-/NC DGND
6 25
VREF VD
7 24
AGND VT
8 23
VA ADMODE
9 22
P/S DEM 0
R1663 0 10 21
MCLK PDN
R1661 100 11 20
LRCK/DSDR DFS0
R1664 100 12 19
BICK/DCLK CSN/DIF
13 18
R1662 100
SDTO CCLK/CKS1
R1665 14 17
100
SDTI/DSDL CDTI/CKS0
15 16
OVFR/DZFR O VFL/DZFL
AK4620BVFP
L1591
100U
R1591
0
IC1591
44
A05 1 A06
A4 A5
43
A04 2 A07
A3 A6
42
A03 3 A08
A2 A7
41
A02 4 ARE
A1 OE#
40
A01 5
A0 UB#
39 ABE1
AMS0 6
CE# LB#
38 ABE0
D00 7 D15
DQ0 DQ15
37
D01 8 D14
DQ1 DQ14
36
D02 9 D13
DQ2 DQ13
D03 10 35 D12
DQ3 DQ12
11 34
Vcc Vss
12 33
Vss Vcc
D04 13 32 D11
DQ4 DQ11
D05 14 31 D10
DQ5 DQ10
D06 15 30 D09
DQ6 DQ9
D07 16 29 D08
DQ7 DQ8
AWE 17 28
WE# NC
A16 18 27 A09
A15 A8
A15 19 26 A10
A14 A9
A14 20 25 A11
A13 A10
A13 21 24 A12
A12 A11
22 23
NC NC
LY61L6416M L
R1548
0
L1681
R1688
10U
0
IC1681
1 20
DIR1 VCC
2 19
A1 G
3 18
A2 B1
4 17
A3 B2
DTFS_3
5 16
A4 B3
DTX_ 3
6 15
A5 B4
DCK_ 3
7 14
A6 B5
DRFS_3 8 13
A7 B6
DRES_3 9 12
A8 B7
10 11
GND B8
SN74LVC245APWR
L1691
SN74AHCT1G126DCKR
10U IC1691
1 5
NC VCC
DRX_3
2
CP1691
A
3 4
GND Y
CF20
IC1692
R1692 100
LRCLK OUTL
R1691 100 5 4
SDATA GND
R1693 100 6 3
BCLK REF
7 2
VCC OUTR
8 1
BU9480F
R1667
R1702 R1709
4.7K
IC1701
C1704
4.7K 3.3K
220P TS462CPT
IC1701
R1703 R1710
6
C1709
7
R1701 4.7K 6.8K
5
1
1K R1704 R1711 TS462CPT
3.3K 6.8K
C1706
220P
R1706 R1712
C1707
4.7K 3.3K
220P
IC1701
R1707 R1713
2
R1717
C1710
1
R1705 4.7K 6.8K
3
10K 1
1K
R1708 R1714 TS462CPT
3.3K 6.8K
C1708
220P
27
MAIN-3
MAIN-5
MAIN-6
3R3V
MAIN-1
DTFS
DTX
DCK
DRFS
DRE
DRX
MAIN-3
AGCV
MAIN-7
AAFO
MAIN-1
AAFO
8
V+
GND
4
MAIN-2
T3IF
MAIN-3
DSPO2
*; Refer to "PARTS LIST."