Icom IC-F8100 Service Manual page 70

• MAIN UNIT (5/6)
Sheet 1
8V
5V
R1701 1k 1CNO_5
1CNO
R1702 1k
EXRE
DT
DT
CK
R1705 1k 1DST_5
1DST
LOF0
LOF0
LOF1
LOF1
Sheet 4
3.3V
3PCK
3PCK
256M
EXRE_5
Sheet 2
1Lo
256MHz
C1702
22P
IC1702
SN74LVC3G34DCUR
R1712 22
1 8
CK
2 7
R1713
22
DT 3 6
4 5
IC1701
TC7WH04FU
L1703
1 8
2 7
10U
3 6
4 5
EP1703
MMZ1608Y102BT
IC1703
1 36
I/OUPDATE RESET
C1704 0.1 2 35 R1723
DVDD PWRDWNCTL
3 34 C1726
DGND DVDD
4 33
C1705 0.1
AVDD DGND
5 32
AGND AGND
C1706 0.1 6 31
AVDD AGND
7 30
AGND AGND
8 29
OSC/REFCLK AVDD
9 28
C1707 0.1
OSC/REFCLK AGND
10 27
CRYSTALOUT AVDD
11 26
CLKMODESELECT AGND
12 25
LOOP_FILTER AVDD
AD9951YSVZ
CASE-BM7H CASE-BM7H
EP1803 EP1802
L1705
0.15U
LR-317
L1707
L1704 L1706
32.2425-47.2275MHz
0.12U 0.12U
C1722
15P
1SV308
D1701
MMZ1608Y102BT
EP1707
IC1704
5 1
NC OUT
2
GND
4 3
GND IN
UPD120N18TA
5V
EP1704
1.8V
MMZ1608Y102BT
EP1706
MMZ1608Y102BT
6
IC1705
UPC2710TB
R1724
C1730 L1712 C1738
1 4
0.001 1.5U 0.001
15
10k
2 3 5
0.0047
64.485-94.455MHz
D1702
RB886G
56P C1732 L1710 L1711
C1729 56P
82N 82N
D1703
RB886G
64.485-79.455MHz
C1749
C1754
L1713
3P 3P
68N
L1714 D1704 C1744 C1750 C1755 C1760 L1726 L1728 L1730
51P 27P 33P 0.0047 0.1U 0.1U
C1741 56N 1SV308 82N
C1763 C1773
3P
C1742 C1768
7P 0.5P
0.5P 5P
C1756
79.455-94.455MHz
3P
D1705 C1757 L1727 L1729 L1731
C1745 C1751 C1759
27P
47P 27P 0.0047 82N 82N
1SV308 68N
C1764 C1774
C1769
7P 0.5P
3P
*: Refer to the PARTS LIST for the value and name of component.
11-7
UMD3N UMD3N
Q1701 Q1702
0.03 14.999999MHz 7.7V
15MHz :0V
L1737
56N
R1733
C1780 D1706 C1783 C1785
1Lo
0.0047 0.0047 7P
0 1SV308
0.03-14.999999MHz
R1735 D1707
C1781
0.0047
0 1SV308
15.0-29.999999MHz
0.03 14.999999MHz 0V
15MHz :7.8V