Icom IC-706MKIIG Service Manual page 67

• MAIN UNIT
MAIN (1)
40.0—59.999999 MHz 11.6V
D191 L197
MA2S077 47nH
B7RH
PR2S
Q211
R211
2SB1123
10k
Q212 Q213
DTC114EE DTC114EE
4 3
2
5 1 D211
DAN222
Q214
D212
UMC3N
Q215
DAN222
DTC114EE
D141
D101 L101 L102 C142
MA2S077
MA2S077 0.27uH 0.33uH 390p
R101 C102 C104
470k 27p 10p
D151 C152 C154 C156 L155 D152 D131 C132
MA2S077 180p 150p 220p 47nH MA2S077 MA2S077 680p
HPF BOARD
R111 C111 L111
C300 0.001 82 0.1 4.7uH
C301 0.001
R113 R115 R116
220 220 220
C302 0.001
Q111 Q112
DTC114EE DTC114EE
C303 0.001
CP101
D111
J101 1SV312
C122 C124
HRX 1 4
FILTER 0.0027 0.0015
2 3
P1
R122 1.8k Q121
DTC114EE
R125 1.8k
R126 1.8k
R121
Q122
180
DTC114EE
R123 220k
L231
22uH
MP4 CP231
6
R237
J231
18
PAI 4 1
PA
P101
C237 C233
5 3 2
0.1 0.1
IC231
PC2709T
CP141
J141
PA VURX
P481
W231 W302
C371
470p
W201 W202
W303 MP9 MP10 MP11
CP281
J281
PLL
1LO
P891
MEASUREMENT CONDITIONS
SUPPLY VOLTAGE:13.8 V
14.1 MHz USB
DIGITAL MULTIMETER :50 k‰/V
22.0—29.999999 MHz 11.6 V
0.03—1.999999 MHz
L195
C193 C195 L194 R194 30.0—39.999999 MHz
LR-317
11.6 V
56p 33p 2.2uH 1
L196 D192
Q191 0.12uH MA2S077
2SK2171
C199
R195 47 15p
D171 L172 L173 C177 C179 C181 D172
MA2S077 68nH 82nH 120p 0.01 82p MA2S077
C173 C175
75p 24p
R111 100 L111 220uH
D112 MA2S077
D111
C144 C146 D142 C162 C164 C166 D162
MA2S077
330p 680p MA2S077 220p 100p 0.0047 MA2S077 2.0—3.999999 MHz
11.6 V
D161
MA2S077
L6H
4.0—7.999999 MHz
11.6 V
C134 C136 D132 C122 C124 C126 D122
680p 0.001 MA2S077 0.0027 0.0015 0.0047 MA2S077
15.0—21.999999 MHz
D121
11.6 V
MA2S077
L2H
8.0—14.999999 MHz
L4H
11.6 V
L3H
L5H
L112
6.8uH
C115
390p
D112
1SV312
L133 L132 C132 D131 R131
3 2
0.15uH 0.1uH 0.1p 1SV308 220k
4 1
Q131
C136 C134
DTA114EE
12p 39p
Q132
DTA114EE
Q133
DTA114EE
D123
MA2S111
R234
10
L196 L195 C185 C184
56nH 68nH 5p 0.5p
D222
1SV312
C195
4 1
8p
3 2
C224
2
0.001
3 1
IC221 4
TA4001F
R204
R202
150 150
FI371 FI372 FI373
2
L371 L372 C376
LFSC25N LFSC25N LFSC25N
18nH W301 18nH 470p
2 1 2 1 2 1 3
4
4 3 4 3 4 3
6
R282 C281
18 0.0047
1 4
C293
2 3 5
0.0047
IC281
PC2709T
10 - 2
4.6 V
D351
J101 J1 DAN221
GND GND B7W
0.03—1.999999 MHz 4.6 V
GND GND L1
GND GND
THH THH
L4H L4H L4H L2
L6H L6H L6H L3
PA2S PA2S L4
GND GND L5
SRF SRF L6
SRF SRF B7
GND GND
GND GND ATTS
4.4 V
T8V T8V
B7H B7H
L5H L5H L5H D352
DAN222
L3H L3H L3H
L2H L2H L2H
GND GND
40.0—59.999999 MHz 4.6 V
SIF SIF
SIF SIF
60.0—199.999999 MHz 4.6 V
L8
400.0—470.000000 MHz 4.6 V
D141
1SV308
L9
B0
0.03—1.599999 MHz 4.6 V
T8V
8V
B8V
80H
14V
5V
C141 D151
0.1 1SV308
D2182
1SV308
L154
100uH
C153
0.1
0.03—29.999999 MHz
4.6 V R164 C168
47 10p
D133
MA2S111
T8V
D132
1SS385
BHF
L7
30.0—59.999999 MHz 4.6 V
D142
C182 C181
1SV312
0.5p 5p
1 4
D252 L251 L252
2 3
1SV308 22uH 22uH
R143 1.8k
R200
R144 1.8k
180
C254 C256
R145 1.8k
1.5p 1.5p
R203
10
D262 L261
1SV308 33nH
C191
0.0047
1
4.8 V C262
IC222 18p
TA4002F
R284
10
5V
BHF
R286
10
2.0—3.999999 MHz 4.6 V
4.0—7.999999 MHz 4.6 V
8.0—14.999999 MHz 4.6 V
15.0—21.999999 MHz 4.6 V
22.0—29.999999 MHz 4.6 V
IC351
TD62783AFN
1 18
IN1 Q1
2 17
IN2 Q2
3 16
IN3 Q3
4 15
IN4 Q4
5 14
IN5 Q5
6 13
IN6 Q6
7 12
IN7 Q7
8 11
IN8 Q8
9 10
VS GND
Q351 Q352 Q353
UMC3N UMC3N UMC3N
3 4 3 4 3 4
2 2 2
1 5 1 5 1 5
C171 R165 R174
0.1 220 220
D152 C173
Q354
1SV308 0.1
UMC3N
3
R161 D2183
18 1SV308
IC151
2
PC1658G
5 4
SETC VCC
6 3
IN OUT 1
7 2
BYPS SETE
8 1
BYPS GND
R155 C161 R156
820 0.1 180
D153 R158
1SV308 220k
8V
Q151
DTC114EE
R8V
L8H
5V
L9H
PR1S
ON:0 V
OFF:4.4 V
L271
L253 D251 C251
617DB-1327=P3
15uH 1SV308 0.0047
D271
HSB88WS
C258 D261
4p 1SV308
C289
0.001
L262
47nH
R271 L256
220 100uH
MAIN UNIT(2)
THH L1
L1
L2H L2
L2
L3H L3
L3
L4H L4
L4
L5H L5
L5
L6H L6
L6
B7H L7
L7
AT13 L8
L8
L9
L9
B0
B0
B7
B7
B7W
B7W
BHF
BHF
L8H ATTS
ATTS
L9H PR2S
PR2S
80H PR1S
PR1S
AT13
AT13
T8V
8V
14V
B8V
5V
GND
1IF
C2239
0.001
4
5
L272
617DB-1327=P3
1IF
C273
0.0047
Q271
DTA144EU
MAIN (1)