Icom IC-7700 Service Manual page 117

SCOPE UNIT (SCOPE-2)
L722 L721
10U
10U
R721 R720
10K 270
C727
Q720
2SC4406
0.0047
L720
10U
C730
0.1
1
D13
2
D12
3
D11
4
D10
5
D9
6
D8
7
D7
8
DVDD
9
DVDD
10
DVDD
11
DGND
12
DGND
13
DGND
14
D6
15
D5
16
D4
17
D3
18
D2
19
D1
20
D0
C731
0.1
R726
SPS0
1K
R725
SST1
1K
R724
SCK
1K
R723
SDAT
1K
R737
SYNCIO
1K
RESET
L801
330U
IC801
1
FLO
2
CP
3
CPGND
4
AGND
5
RFINB
6
RFINA
7
AVDD
8
REFIN
ADF4116BRUZ
R811
C812
10K
R813
C810 0.0047
150 0.0047
Q810
2SC440 6
L802
330U
CP10S
0.1 CP722
IC820
C739
C738
0.1
60
DIFFCLKEN
59
AGND
58
AVDD
57
NC CP10S
56
AGND
55
PLL_FILTER CP721
54
AVDD
53
AGND
52
NC
51
NC
50
DAC_RSET
49
DAC_BP
48
C750
AVDD
47 0.01
AGND
46
I OUT
45
I OUT
44
AGND
43
AVDD
0.1
42
AGND
C737
41
NC
C736
0.1
AD9857ASTZ
C833
10
R806 R808
L821 C821 C825
4.7K 22K 10U 27P 100P
16
VP
15
DVDD
14
MUXOUT
13
LE
12
DATA
11
CLK
10
CE
9
DGND
IC803
4Y GND
8 7
4A 3Y
9 6
5Y 3A
10 5
5A 2Y
11 4
6Y 2A
12 3
6A 1Y
13 2
1A
VCC
14 1
TC74HCT7007AF
10 - 27
L761 L762 L763 C768
0.27U 0.33U 0.39U
270P
C762 C766
C764
68P 12P
39P
2590
MP801
R855 L841
L825
100U
330 100U
Q821
2SK210
R841 R846
C829 C846 C849
Q84 1
0.5P 10 330 0.0047 Q842 0.0047
2SC4081
2SC4116
R848
6.8K
Q872
DTC114EU
L701
330U
Q701
2SC4406
R704 R703
C862 C703
0.0047 47 0.1 100
MP701
2590
S2LO
R765
C770
270P 18
MP802
2577
Q84 3
2SC5226 S3LO
L851 L852
C851 R859
0.0047 0.1U 0.12U
33
C853
C855
33P
12P
R856
270
R858
100 S2LO
S3LO
3R3V
+3R3VLP
5V
+5VLP
8V
+8VLP
GND
R705 GND
SMUT
150
SMUT
SPS0
SPS0
SDAT
SDAT
SCK
SCK
SST1
SST1
SYNCIO
SYNCIO
SST2
SST2
RESET
RESET
40MHZ
40MHZ
D 40M
D 40M
To SCOPE-3