Icom IC-706MKIIG Service Manual page 61

Hf/vhf/uhf all mode transceiver
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PLL UNIT
J251
P251
EP2
AFI
AFIE
AFOE
AFO
MAIN (3)
J1431
J252
ESPD
ESPD
ESPE
ESPE
L48 10uH
POWS
GND
GND
L44 EXCCL3225U
14V
PA
14V
J621
L1000
14V
0.1uH
THER
THER
GND
8V
8V
2HBL
HV
Q251
J253
R263
DTA144EU
1k
VCO1
DAES
DINT
INST
DOT
ICK
Optional
5V
unit
DSPS
GND
GND
C224 47p
GND
C221 0.0047
C225 47p
C222 47p
C220 47p
C1004 0.001
5V
C223 47p
J254
H5V
DRES
PDST
CON2
CON1
CON0
PCK
POT
PBST
PCE
MLLV
SPS
AFGC
MAIN (3)
5V
J1381
DSCP
UL
AFBP
8V
8V
POWS
AAF
GND
DINT
ICK
IMST
DDT
FSKK
14V
14V
R264
1k
HV
L251
27nH
5V
R131
1k
EP2
ULD
DRES
R138
100
Q141
DTA114EU
IC102A
R141
TC7W66FU
1k
1
C101 0.1
LOF5
8
4
7
C102 0.1
R137
1k
2
C103 0.1
IC102B
6
TC7W66FU
3
Q142
DTA114EU
R136
R142
1k
1k
5
LOF4
Q143
DTA114EU
R143
1k
LOF3
Q144
DTA114EU
R144
1k
LOF2
Q145
DTA114EU
R145
1k
LOF1
C201 10
C206 10
IC201
C202
R201
M5282FP
0.47
47k
1
10
VCC2
VCC
2
9
IN+
VCAOUT
3
8
IN-
CTL
4
R204 220k
7
C203
R203
OUT
VCAIN
0.1
10k
5
6
C204 220p
GND
NC
R205
R206
C205
1k
1k
0.47
C207 0.47
CP281
L238
IC281
10uH
TA7808S
8V
I
O
G
CP282
R285
1k
H5V
IC271
IC291
D271
TA78L05F
TA7805F
MA114
I
O
I
O
G
G
14V
L30 100uH
C2 30p
R135 1k
CP131
R133
C133
100
1
C52
0.0047
R72
R73
220
47k
FI71
R76
L71
R54
SFECV10.5MA5S
220
4.7uH
68k
W993
Q51
Q71
2SC4081
2SC4081
C51
47p
51
25
VDD
PD2
52
24
PD1
TE3
53
23
VDD
TE2
54
22
TE1
PD0
55
21
VSS
VDD
56
20
PDTRI
DA11
57
19
VDD
DA10
58
18
REFOSC
DA9
59
17
DA8
RC
60
16
FCK
VSS
61
15
VSS
VSS
62
14
S16MA
DA7
IC101
63
13
Q4MA
SC-1246A
DA6
64
12
DA5
VDD
65
11
VSS
DA4
66
10
ETCO7
VSS
67
9
DA3
ETCO6
68
8
ETCO5
DA2
69
7
VSS
DA1
70
6
ETCO4
DA0
71
5
ETCO3
VSS
72
4
VDD
VSS
73
3
ETCO2
VDD
74
2
ETCO1
SYSCLK0
75
1
ETCO0
VSS
R161
Q161
C163
180
2SC4081
0.01
L163
39nH
5V
14V
L231
LR-270
C232
C208
R232
1
10k
0.47
5
1
4
2
3
C236
470
R231
IC231
100k
LA4425A
R931
4.7k
THER
D931
R932
5V
MA2S111
33k
C5 150p
R13 100k
R12 100
R11 47
Q1
L1
2SK210
LB-343
C22
C21
0.1
C14
R21
150p
3p
47k
C31
0.0047
Q21
2SC4081
C75
0.0047
C35
12p
L12
4.7uH
C109 0.1
C108 0.1
C107 0.1
R491
100
R493 100k
Q491
2SK880
CP401
C165
R163
150p
180
L165
C167
47p
0.39uH
8V
D231
Q232
DAN222
DTC114EU
R238
1k
C238 0.0047
D261
DAN222
RL231
SY-12-K
Q261
DTC114EE
R942
47k
C941
Q941
0.0047
2SC4081
Q931
2SC4081
10 - 8
A
8V
B
R41
15
C
R170
2k
R172
2k
R174
2k
R176
2k
R178
2k
R180
2k
R182
2k
R184
2k
R186
2k
R188
2k
R190
2k
R192
2k
D
30MHz
E
F
G
SPS
ULP
ULD
H
I
J
K
L

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