Icom IC-7300 Schematic Diagrams page 11

MAIN UNIT (MAIN-5)
X1201
MAIN-1 C1205
R1201
0.001
4 3
REFV VCC OUT
1 2
33K
VCONT GND
CR-932
EP1202
CASE-BM7H
IC1241
EP1251
1 5
VIN VOUT
2
VSS MMZ1005Y102CT
3 4
CE NC
XC6209F502MR
R1252
EP1236
LDTC143ZE 1.8K
MAIN-6
LDTA114EE MMZ1005Y102CT
Q1231 L1232
Q1232
FRXS
100U
D1231 C1254
1SV308 0.1
MAIN-4 R1258
EP1252
AGCV
150 MMZ1005Y102CT
C1231
0.1
D1232
1SV308
Q1234
MAIN-6
LDTC143ZE
EP1235
L1233
FTXS
Q1235
MMZ1005Y102CT
100U
LDTA114EE
R1211
47
C1251
0.1
R1253
1.8K
C1255
0.1
L1282
LQW18ANR12G00D
C1235 L1281
0.1 LQW18ANR12G00D
MMZ1005Y102CT
R1212
10K
IC1211
1 5
C1211
2 EP1212
R1213
MMZ1005Y102CT
3 4
0.001
47
SN74AHC1GU04DCK
C1212
C1213
0.01
CP1306
SHORT
RX-ADC
IC1321
1 5
VIN VOUT
2
VSS
3 4
CE NC
XC6209F332MR
IC1331
SLEEP DCOM
15 14
REFLO DCOM
C1332 16 13
REFIO D0(LSB)
R1334 R1335 0.1 17 12
L1331 FSADJ D1
120 1.8K 18 11
NC D2
19 10
ACOM D3
20 9
IOUTB D4
21 8
LR-592 IOUTA D5
0.1 22 7
C1333
COMP D6
C1334 0.1 23 6
AVDD D7
24 5
C1335 10
NC D8
CASE-BM7H 25 4
DCOM D9
EP1333 C1336 0.1 26 3
DVDD D10
C1337 10 27 2
CLK D11(MSB)
28 1
ISL5857IAZ
CMOS
!1
SCHEMATIC DIAGRAMS
IC1318
BA033FP
O I
G
IC1325
5 1
VOUT VIN
2
VSS
4 3
NC CE
XC6209F332MR
CP1304
SHORT
CP1333
SHORT
CP1334
SHORT
MMZ1005Y102CT
CP1335
5
C1220
O
SHORT 2.2
C1221
0.1
IC1221
R1224
5 1
2
0
4 3
SN74LVC1G04DCK
R1222
10K
A-7290-3EX-w
To upgrade quality, some components may be
Printed in Japan
subject to change without notice.
© 2015–2016 Icom Inc.
8V
5V
3R3V
MAIN-1
3R3VA
MAIN-4
CLK41M_P
CLK41M_N
R1318
3.3
R1319
3.3
CP1305
SHORT
MAIN-6
MAIN-6
FI1221
FL-391
R1221
1
I
47
DACLK