Icom IC-9700 Service Manual Addendum page 59

(Amended page)
June 2019
• MAIN UNIT (7/13)
DA5V
8 8 8
MCLK V+ V+ V+
MCLK
BCLK GND GND GND
BCLK
FRM 4 4 4
FRM
/FPCAL
/FPCAL
MAIN UNIT DX_AFO
DX_AFO
(12/13) DX_ACC
DX_ACC
DX_USB
DX_USB
DX_AGC
DX_AGC
DR_AMOD
DR_AMOD R2012
100
5
3
R2011
4
1
IC2011 0
2 NJU7056F3
2.5 V
EP2001
MPZ1608S601A
IC2001
1 28
ZR1/ZR1/FMT0 ZR2
2 27
R2001
MS/ADR/FMT1 VOUT1
0 3 26
MC/SCL/DEMP VOUT2
4 25
R2002
MD/SDA/MUTE VCOM
MCLK 5 24
SCK AGND2
DX_ACC 6 23
DATA1 VCC2
BCLK
7 22
BCK VOUT3
FRM
8 21
LRCK VOUT4
22 C2001 9 20
VDD VOUT5
1
R2003 10 19
DGND VOUT6
DX_USB
11 18
DATA2 AGND1
DX_AFO
12 17
DATA3 VCC1
DX_AGC
13 16
DATA4 VOUT7
14 15
MSEL VOUT8
22
PCM1681
Explanatory notes
RX Line
Voltage Line (14V)
Voltage Line (8V)
8
V+
IC2081
GND
NJM2904CRB1
4
13.3 V
R2021 R2023
2
R2025
1
12k
3.9k
3
100
IC2021
TS462CPT
R2022
C2202
1k
2.2
R2031 R2033
6
R2035
7
3.9k 12k
5
100
IC2021
TS462CPT
R2032
CP2203
1k SHORT1005
2.5 V
C2222
2.2
R2041 R2043
6
R2045 C2044
7
1.8k 8.2k
5
100 10
IC2041
TS462CPT
R2042
C2004
CP2204
1
1k
SHORT1005
R2051 R2053
2 CP2051
C2005
R2055 C2054 CP06S
1
1
820 3.9k
3
100 10 NC
IC2041
TS462CPT
R2052
1k
R2061 R2063
6
R2065
7
820 3.9k
5
100
IC2061
TS462CPT
R2062
1k
R2071 R2073
2
R2075
1
820 3.9k
3
100
IC2061
TS462CPT
R2072
1k
14V
R2084
R2081
100k 100k
6
R2083
7 Q2081
R2086 R2082
5 L2SC4081
100
0 100k IC2081
R2085
NJM2904CRB1
10k
R2091 R2094
100k 100k
2
R2093
1 Q2091
R2096 R2092
3 L2SC4081
100
IC2081
0 100k R2095
NJM2904CRB1
10k
The underlined parts have been updated from the addendum of the previous version, or from the original page.
The waveform and voltage indications have been added on the original page.
14V
R2201
C2201
3.3
L2203 R2202
3.3
470
68U
D2201
L1SS400
C2203
22P
R2207
47k
C2204 IC2201
10 1 10
R2203 PIN PGND
2 9
NIN SW D2202 L2201 L2202
C2206 3 8
10k Timer BS
2.2 4 7 DZ2J062M0
CER1065 CER1065
R2212 AGND VDD
5 6
EN UVP
1k
MP7741
AFE
D2221 L1SS400
C2223 22P
R2227 47K
C2224 IC2221
10 1 10
R2223 PIN PGND
2 9
NIN SW D2222
L2221 L2222
3 8
C2226
10k Timer BS
2.2 4 7 DZ2J062M0
AGND VDD CER1065 CER1065
5 6
EN UVP
MP7741
AFE
MP2201
3913
SHORT1005
MAIN UNIT
AAF
(9/13)
UAFA
MAIN UNIT
(6/13)
UAFB
AGCAV MAIN UNIT
AGCBV (10/13)
RF GAIN setting Minimum 50% Maximum
AGCAV (RX 145.02 MHz USB) 1.0 V 1.3 V 8.5 V
AGCBV (RX 435.02 MHz USB) 1.0 V 1.4 V 8.6 V
8
V+
IC2102
GND
TS462CPT
4
R2112
3.3k
IC2101 2.5 V
20 1
MODE1 VINL
19 2
MODE0 VINR
18 3
FMT1 VREF1
17 4
FMT0 VREF2
16 5
OSR VCC
R2101 15 6
SCKI AGND
/FPCAL 14 7
VDD PDWN
MCLK 13 8
DGND BYPAS
DR_AMOD 12 9
DOUT FSYNC
BCLK 11 10
BCK LRCK
22
PCM1802DBR
R2102
FRM
22
R2122
3.3k
10-7a
When the internal speaker is:
MAIN or MAIN+SUB: 3.3 V
Other than the above: 0 V
When each relay is:
Operating:
Not operating: 0 V
R2241 R2242
150 150
C2241 C2242
0.001 0.001
C2214
RL2241 RL2242
470
AGN200S09 AGN200S09
R2251 R2252
150 150
C2251 C2252
C2234 0.001 0.001
470
RL2251 RL2252
AGN200S09 AGN200S09
CP2273
PHA
MAIN UNIT
PHB
(4/13)
PHE
C2112
220P
R2113 C2131
47k 0.1
IC2131
R2114 C2113
6 1 8
COM VCC
7 2 7
10k 10 INH CH0
5 3 6
VEE CH1
IC2102
4 5
GND A
TS462CPT
TC7W53FK
Q2131
LDTC143ZE
2.3 V
7.9 V
R2126
220
C2122
120P
R2123
68k
R2124 C2123
2
1
3.3k 2.2
CP2121
3
IC2102
SHORT1005
TS462CPT
7.9 V: When the HM-219 is connected
* Refer to the PARTS LIST for the value and name of components.
MAIN UNIT
AFOS
(9/13)
14V
8V MAIN UNIT
DA5V (5/13)
DA3R3V
12.0 V
C2240
0.001
When SP-A is:
Connected: 3.3 V
IC2241
10 9
Not connected: 0 V
GND VCC
11 8
O8 I8
12 7
O7 I7 ISPAS
13 6
O6 I6
14 5
O5 I5 SPAS
15 4 MAIN UNIT
O4 I4
(9/13)
16 3
O3 I3 ISPBS
17 2
O2 I2
18 1
SPBS
O1 I1
62783G When SP-B is:
Connected: 3.3 V
Not connected: 0 V
When the internal speaker is:
MAIN or MAIN+SUB: 3.3 V
Other than the above: 0 V
When SP-A is: When SP-B is:
Connected: 0 V Connected: 0 V
Not connected: 3.2 V Not connected: 3.2 V
SPAK MAIN UNIT
SPBK (2/13)
J7402
EP2262
MPZ2012S601A
[EXT-SP SUB]
EP2261
MPZ2012S601A
[EXT-SP MAIN]
EP2263
MPZ2012S601A
J2262
EP2264
1
[INT SP]
MPZ2012S601A 2
CP2261
SHORT1005
2.3 V
R2134
MAIN UNIT
UMOD
(6/13)
0
R2135
AMOD
MAIN UNIT
15k
(9/13)
UMODS
UMODS
MICI
MAIN UNIT
(4/13)
MICE