Icom IC-R8600 Service Manual page 78

• RF UNIT ( 4/6 )
LDTC114YE
Q1501
VUPONS
C1506
C1501
0.001
0.001
To RF UNIT (3/6)
C1505
VURF PC P2
8 4
0.001
RX: 5.0 V
(50.15 MHz, P.AMP ON)
EP1511
RU1C002ZP
Q1512
MPZ1608S601A
PGA-105+
Q1511 IC1511
LDTC114YE
VUPONS C1511
1
I O
0.001 G
To RF UNIT (2/6)
FILB1
FILB1
IC1832
HFS 1
HFS VIN VOUT
2
VSS
3
HFS CE
XC6209F502MR
R1831
10K
REG9V
6V
3R3V
LDTC114YE
VMEN
VMEN Q1831
VMAG
VMAG
MRCLK
MRCLK
MRDAT
MRDAT
RSTB2
RSTB2
DSTB
DSTB
RESL
RESL
PCLK
PCLK
PDAT
PDAT
PLE1
PLE1
PULK1
PULK1
VU2LV
RBLVL
RBLVL
P1LVL
P1LVL
P2LVL
P2LVL
To RF UNIT (3/6)
VUBI1
VUBI1
VUBI2
VUBI2
VUBI3
VUBI3
VUBIO4
VUBIO4
VUBO1
VUBO1
CONVS
CONVS
VUS
VUS
UB1S
UB1S
UB2S
UB2S
BITE_HS
5.0 V (Higher than 1100 MHz)
BITE_HS
VUBO2
VUBO2
VUAT1S
VUAT1S
VUAT2S
VUAT2S
VUBO3
VUBO3
5
CONV5V VOUT
4
NC
XC6209F502MR
To RF UNIT (5/6)
RBLV
UB2S
LDTC114YE
EP1521
MPZ1608S601A
Q1531
C1503
0.001
C1531
0.001
PGA-105+
IC1521
C1525
C1521
4 8 1
P2 PC I O
8
0.001 G 0.001
R1533
2355 2355
MP1511 MP1521
LQW18AN6N8C00
L1512
C1515
0.001
0.5 V (RX: 500 MHz)
2.7 V (RX: 1099 MHz)
IC1831
5 1 20
VrefL GND
2 19
Ao3 Ao2
4 R1832 3 18
NC Ao4 Ao1
4 17
MRDAT
Ao5 DI
5 16
MRCLK
Ao6 CLK
6 15
DSTB
Ao7 LD
7 14
Ao8 Do
8 13
Ao9 Ao12
100 9 12
Ao10 Ao11
10 11
VrefU Vcc
R1833 R2A20169SA
100
TUNEV DA-OutPut
500MHz:0.4545V
REG9V 1100MHz:2.727V
6V
3R3V
RESL
C1801
IC1801
RSTB2 1 16
STR V+ 0.1
2 15
MRDAT
D OE
3 14
MRCLK VUBO1
CLK Q5
4 13
VUBI1 VUPONS
Q1 Q6
VUBI2 5 12 VUBO3
Q2 Q7
VUBI3 6 11 HFS
Q3 Q8
VUBIO4 7 10
Q4 Q'S
9
8
GND QS
MC74HC4094ADTR2G
C1802
IC1802
1 16
IC1803
STR V+
0.1
1 2 15
VIN D OE
2 3 14 BITE_HS
VSS CLK Q5
3 CONVS CONVS 4 13 VUBO2
CE Q1 Q6
VUS 5 12 VUAT1S
Q2 Q7
UB1S 6 11 VUAT2S
Q3 Q8
UB2S 7 10
Q4 Q'S
8 9
GND QS
MC74HC4094ADTR2G
12-15
L1541 L1542 L1543
C1548 C1549
0.001 10N 10N 15N 0.001 0.001
C1542 C1546 C1533
C1544
1P
4P
5P
4
PC P2 P2 PC
4
1K
R1535
12N LQW18AN6N8C00
C1551 C1553 C1554 C1556 C1558 L1554 L1555 L1557
12P 12P
4P 2P 4P CP06VR
CP1534
2356
MP1581
R1581 10K R1587 18K
TUNEV1V-6V
R1582
100K 1K
R1588
MMZ1005Y102CT
EP1581
100K
R1583
R1584
IC1651
R1586
10K
18K 1
VIN VOUT
2
VSS
3
CE
XC6209F502MR
IC1752
EP1701
R1751
MMZ1005Y102CT
1 5
VIN VOUT
2
10 GND EP1702
3 4 MMZ1005Y102CT
EN NC
ADP151AUJZ
IC1753 EP1703
1 5 MMZ1005Y102CT
VIN VOUT
2
VSS
EP1704
3 4
CE NC
MMZ1005Y102CT
XC6222A331MR
R1701
PLE1
PDAT
PCLK
PULK1
100
P2LVL
P1LVL
IC1821
1 14
2 13
3 12
4 11
5 10
6 9
7 8
NJU7058V
2356
MP1701
RBLVL
R1620
0
C1618 R1601
8
0.001 18
1K
C1603
C1610
0.1
0.001 VPDT GND
13 6 100P
C1602 GND GND
IC1601
14 5
RFIN LOIN
ADL5801ACPZ
15 4
RFIP LOIP
C1601 16 3
GND GND
17 2
0.001
VPRF GND
C1604
18 1
0.1
MPZ1608S601A
EP1601
LQW18AN6N8C00 LQW18AN6N8C00
L1625 L1626
RX: 5.0 V
5
4
NC
C807
8P
C1711
0.1
C1712
EP801
22P
R1702 C1707
MMZ1005Y102CT
47 0.1
IC1701
EP1731
MMZ1005Y102CT
SDI NC
31 20
SCK NC
32 19
LD/SD0 NC
LQW18AN68NG00D
33 18
NC CEN
LQW18AN56NG00
34 17
VCCHF DVDD C1740 L1734
35 HMC832LP6GE 16
VCCPS XREFP
36 15
0.001
NC NC C1736
37 14
NC NC
38 13
VCCPD NC 6P
39 12
BIAS NC
40 11
C1705
0.001
41
R1710
R1707 R1709 100K
390 390
2356
MP1601
MP502
2427
R1610
C1611 0
100P
To RF UNIT (2/6)
L1602 R1612 C1616 R1661
C1615
VUIF
100P 5.6 100P 0
#617DB
To RF UNIT (2/6)
J812
122.88 MHz
R801
C801
REF2Lo
8P
0
J813
To RF UNIT (5/6)
R804
C802
REFCONVLo
122.88 MHz
8P
0
J801
MAIN UNIT
R807
C803
REF IN
122.88 MHz
5.6 56P
LEVEL=-10dBm
R1739
22
LQW18AN82NG00D
R1738
L1735 C1738
3.9K
22P
R1737 C1731 R1731
Q1731
10 56P 82
2SC3356G
REF1Lo
122.88 MHz