Icom IC-80AD Service Manual page 49

RF UNIT (1/2)
VSHIFT
VCO3V
Q803
4 3
C832
22
R825 5 2
10K
6 1
R824
C836 C827
XP4601
1.5K
1
C835
0.001
+5V 22
C833
C834
1
0.001
VVCOC
UVCOC
BCVCOC
VMOD
EP801
+5.5V
MMZ1005Y102CT
C:5.55V
MMZ1005Y102CT
EP802
+3V
R800
R826
22K
CK R804 1K
DATA R803 1K
PLLSTB R802 1K
PPS R459 1k
C818 C466
47P 47P
MA2S1110G
D800
UNLK
R805
1K C463
C817
47P
0.1 C462 47P
R818 C819
REF
100 0.001
MP101 MP200
O G-542925 O G-542925
800MC
R820
+5.5V
10K
C830
220P
Q802 300MC
2SK880
R821
LV R3V
56K
80MC
C831 R822
82K
0.001
+3V
IC951
16 1 IOSTB
V+ STR
15 2 DATA
OE D
14 3 CK
Q5 CLK
13 4
BCC
Q6 Q1
12 5
VHFC
Q7 Q2
11 6
UHFC
Q8 Q3
10 7
50MC
Q'S Q4
9 8
C951
QS GND
0.001
CD4094BPWR
800MC
SHIFTC
80MC
300MC
HV
J1000 MPZ1608S101A
D1001
EP1001
C1002 RB050LA
0.001
C1000
D1000
0.001 MA2S7280G
C1001
0.001
C:7.43V
R1001
100K LV
C1006
M PZ2012S331A
0.001 D ASTB2
IOSTB
UNLK
TTEMP
MPZ1608S101A
T5
CP700
EP1002
CHG
BATT +
PPS
C1004
TPCF8104 VMOD
C1005
Q1000
HV
0.001
0.001
VCC
+5V
CP701
VCC-I
BATT -
REF
0.18
R1002
VCC
0.18
R1003
R1004 0.18
C1007 C1008
10
0.001
Q800
1 5
VVCO3
2
3 4 UVCO3
C839
XP1115 C803
220P
0.001
C802
0.001
C804
C840
0.001
47P
UNR911NG0
Q801 BCVCO3
C806 J800
0.001 LOOUT
16 15
14 13
12 11
10 9
8 7
6 5
C826
4 3
47P
2 1
C838
470P
C841
VCOLV
C858 470P
C859 C860
0.01
0.22
0.001
0
MB15E03SLPFV1
0.001
CLK FIN
9 8
C472
DAT XFIN
10 7
LE GND
R806 R807
11 6
PS DO
12 5
C822
ZC VCC
0 3.3K
13 4 0.1
L/F VP
14 3 C821
P OSCO C820
15 2 3.3
R OSCI
16 1
0.33 SVSP
IC800
R808
R810
1.2K
0
UNR9115G0
Q703
C724
0.001
Q303
1 5
2
3 4
C331 C332 XP1115 C329 C341
0.001 0.001 0.001 0.001
R850
47
C850
MA2S1110G C851
D851 0.001
L850
0.001
R851
10N
68K L851
4.7N
R852
1.2K
C853
Q850
C852 2P
C857
C856
5P 2P
2SC5006 3P
D850 C854
0.001
1SV308
R853
2.2K R855
R854
2.2K
3.3K
MMZ1005Y102CT
I C900
EP900
4 3
PS LO
5 2
VCC GND
6 1
IFO RFI
UPC2757TB
C901
0.001
J1001
C909
27P
30 1
IF
29 2
28 3
BCVCOC
27 4 VVCOC
26 5 UVCOC
25 6 VSHIFT
24 7 PLLSTB
23 8 +5.5V
L900 22 9 DATA
0.1U 21 10
20 11 R3V
19 12 +3V
18 13 AGC
17 14
16 15
ATT
0.001 470P 0.001 47P 220P 220P 47P
10 - 5
MA2S1110G
D705
0.001
C717
R714 L704
R712
2.2K 10N R711
330
22K
D706
C718
1SV308
10P
R710
Q701
2SC5006
22
800MHz
Rx:0.51V
C716
R713
0.001
220
MA2S1110G
R621
10 C620
R616
L605
R624
0.001
R619
820 47N
1k
D606 C616
C627 C623 C621
1
2P
2P 1P
1SV308
HVC376B
D605
L606
L607 D604
HVC376B
15N
15N Q601
2SC5006
0.001
C619
R622
C622
47K
C625
15P
15P
R620
R623
UHF 220
47K
C626
Rx:0.91V
0.001
800MHz
Rx:3.04V
R513
R515
2.2K
1SV308 D508
D509
1SV308
R516
47K
Q302
UNR9115G0
C339 R325
C330
220P 10K
0.001
Q 304
C337
UNR9115G0
0.001
C340
C343
0.001
0.001 MA2S7280G
D310
R315
R317
2.2K
C900
0.1
R900
C328
2.2K
470P
D311
76MHz
1SV308
Rx:3.06V 2SC5006
C:COMMON
Tx-H:TX HIGH POWER
Tx-M: TX MIDDLE POWER
Tx-L: TX LOW POWER
Tx-sL: TX sLOW POWER
CK
D707
1SV308
R715
47K
800MHz
Rx:2.91V
R705
C708
47 R703
82P
C707 18K C703
L701
0.001 0.001
0.1U
R706
C715 C711 C709 R704
18K
0.001
15P 1.5P 22 5P 6P
HVC375B
D704 C705 C701
Q700
HVC375B D703
L703
L702 2SC5624 3.3N
3.3N
3.3N
L700
HVC375B
R702
D702
1k
C713 R708 C710
22P 47K
33P
R709
47K R707
C725
47K
C706
C714 470P
0.001
0.001 C704
D603
33P
UHF C603
C674
Rx:2.89V 1
0.001
22K
L602 R608
R617
39N 1.5K
22K
47K
R604
C615 C611 C609 C608
2P 1P R610 2P
2P 3SK318
47
HVC376B Q600
D602
L603
HVC376B D601
UHF
L604 15N
15N Rx:0.45V
0.001
C604
C618
C610
0.01 R612
C613 18P
47K
15P C633 C634
R607
R613
47K 100
0.01 0.001
C614
0.001
MA2S1110G
D503
10
C515 C506
0.001 R512
0.001
L503
56K
15N
22N
L506 L502
300MHz
R519 Rx:2.98V
8.2N
C517
270
10P
C514 C510
Q501
1.5P
12P
2SC5195
C509 C507
D506
0.001
300MHz L504 18P
HVC375B
Rx:0.3V 6.8N
220 HVC375B
MA2S077G0
R514 MA2S077G0
D504
C511 D505
C516
R508
0.001 D507 22P 47K
220
3.9K
C513 R509 R506
47K
0.001
R510
L505 C508
R511 3.9K
15N
C512
R507
10K
220P 0.001
R323
10K R313 R309
R304
10K
3.9K 10K
C313
MA2S077G0
10 C326 C318
0.001 C324 0.01
R306
D309
0.001 L306
10K
L310 0.1U D304
MA2S077G0
0.1U
MA2S077G0 C317
0.18U
R314
L309
22K D306 0.001 0 .12 U
0.01
L308 L305
R310
L307 R307
56N
C319 3.9K
56N 10K
C325
L304
Q301
33N
3P C321
1.5P
D308 C315 C312
C320 Q300
HVC375B
100P 2SC5006
R322 12P 10P
C327 56K
0.01 R312
R311 R321 D305
C322
47K 47K
56K HVC375B
0.001
R308
R316
C316
390
76MHz 0.01
560
C314
Rx:0.64V
D307 100P
R305
HVC375B
47K
C323
0.001
76MHz
Rx:1.01V
A
B
C
800MHz
Rx:2.64V
R700
2.2K
C702 C20 C19 C18
D700
1.5P 1.5P
5P 1SV308 5P
R701 L9 L8 C17
D701 2.2K 1P
15N 15N
1SV308
C32
R602
0.001
180K
L610 R8
R7
0.39U 2.2K
3.3K
LQW18AN56NG00
C600 D600
L601 C602 C630 C48
12P 5P 12P 0.001
1SV308
C601 C631
27P 18P
R603
220K
R605 L600 L608
220K 22N 27N
C523
0.001
R503
L508
33K
0.1U
R504
D
10K
C524
300MHz
0.001
Rx:0.65V
E
C500
C504 5P D500
1SV308
Q500 7P
L500
2SC5195
D502 5.6N
HVC375B
0.001
MA2S077G0
C505
D501
R502
C502
47K 9P
R501
C501
0.001 10K
C503
L501
0.001
15N
C311
0.001
R302
R301
1k
2.2K
0.01
D303 C310 C308 C306 D302
1SV308 22P 12P 27P 1SV308
C307
C309
47P
120P
L302
L303
39N 47N
F
1SV308
L300
D301 L301 D300
G
82N 56N
MA2S077G0
C304 C302
R303
2.2K 5P 15P
C305
C303
22P
39P
C301
18P
R300
C300
2.2K R318
0.001
2.2K
H
*; Refer to "PARTS LIST."