Icom IC-FR3000 Service Manual page 66

Mount B-Side
J1 J2
to RX UNIT J2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
L10
DISC BLM31PG121SN1
SQL
DISC
TUNE
RLV
RVCON
RSSI
A
E TONE
I TONE
TXAF
A5V
A5V
B
C
VCC2
D
GND2
VCC2
M9V
GND2
E
C/DSW
C/DSW
E R/B
E MONI
MBEEP
NDET NDET
F
CWO
E R/B
KBEEP
E MONI
Q7 XP1214
COAXSW 4 3
2
M/SO 5 1
Q8
XP1111
M/SI 5
1 M/SI
TXDT2
R227
2
C223 RXDT2
47k
47p E PT1
E PT1 4
3
E PT2
E PT1
D0
R228 C224 D1
Q9
47p D2
47k
XP1111 D3
D4
E PT2 E PT2
1 5
NDET
R229 C225
2 SW
47k 47p
D0 C221
3 4
25TDTMFO 47p
D0
CTDTO
R230 C226 PSD
Q10
47p
47k
RVSWR
XP1111
FWSWR
D1
D1 TEMP
1 5
T/RLV
R231 C227
2
47k 47p RSSI
D2
3 4
D2
R232 C228
Q11
47p
47k
XP1111
D3 D3
1 5
R233 C229
2
47k 47p
D4
3 4
D4
R234 C230
47k
47p
R241
R239
1k 10
G
PSD
T/RLV
TEMP
SW
1 8 1 8
2 TLV 2 7 PATEMP
7
3 6 RLV 3 6 REGTEMP
C437
4 5 4 5
R251
0.1
100k
PSD
IC53 TC4W53FU IC32 TC4W53FU
H
RSSI
I
L5V
L9V
L9V
J3 to FRONT UNIT J2
to TX UNIT J3
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
L9
BLM31PG121SN1
5.0V
L7
BLM31PG121SN1
A5V
D5V
DCL 4 3 DCL
Q18
2
XP1114
PROGL 1 PROGL
5
TXL
4 3 TXL
Q19
2
XP1114
RMTL
5 1 RMTL
BASEL 4 3 BASEL
Q20
2
XP1114
BUSYL 5 1 BUSYL
VCC2
GND2
M9V
BASEL
D8 MA2S111
I MONI
M MONI D9 MA2S111
R247
100k R222
E MONI MONI
1k
D10 MA2S111
D15 MA2S111
CHUP
CHDN
C212
R246 C210
D16 MA2S111
C209 C211
100k 47p
47p
47p 47p
D17 MA2S111
DISP
PROG
RS D18 MA2S111
ENA
C213 R223
C216 C215
C214 47p 1k
47p
47p
47p
DB4
R224
DB5
1k
DB6
DB7
C218 C217 C220
47p C219
47p 47p
47p
C5V
CVCC
GND
C450
0.1
C232
C231
R237
R238
47p
47p 1k
1k PB1/A9/TIOCB3
COAXSW COAXSW 26
PB4/A12/TIOCA4
CWO 27
PB5/A13/TIOCB4
KBEEP 28
PB6/A14/TIOCA5
M/SO M/SO 29
PB7/A15/TIOCB5
M/SI 30
PA0/A16
31
TXDT2
PA1/A17/TXD2
RXDT2 32
PA2/A18/RXD2
E PT1 33
PA3/A19/SCK2
E PT2 34
P10/TIOCA0/A20
D0 35
P11/TIOCB0/A21
36
D1 CPU
P12/TIOCC0/TCLK
D2 37
P13/TIOCD0/TCLK
IC33
D3 38
P14/TIOCA1/IRQ0
D4 39
HD64F2238BFA13
P15/TIOCB1/TCLK
NDET 40
P16/TIOCA2/IRQ1
41
SW
R235 1k
P17/TIOCB2/TCLK
42
R236 43 AVSS
25TDTMFO
1k P97/DA1
CTDTO 44
P96/DA0
PSD 45
46 P47/AN7
R512 1k RVSWR
P46/AN6
FWSWR 47
P45/AN5
TEMP 48
P44/AN4 40ms
T/RLV 49
P43/AN3
50
P42/AN2
RSSI
C135 C130
47p 47p
C134 C133 C132 C131
47p 47p 47p 47p
25TI 25TI
DTCSI DTCSI
IC35
C137
C136
47p
BU4011BFV 47p
C5V C5V
5.0V C144
IC36 Q3
0.1
BU4011BFV DTC144E
R462
R461
100k
R242
100k R195
100k
47k
W1
R243
100k
D6
MA2S111
R183
C5V Q2
100k
C145 2SC4081
0.1
C147
0.1 R191
R190
R182
10k
C146 10k R194
100k
0.1 390k
OUT 1
C138
VDD 2
C149 47p
R192
VSS 3 R193 C148 0.1
390k 470k
0.001
R240
IC34
1k
INT
S-80842CLUA
RST
MD2
12- 6
J4 to FRONT UNIT J1
8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1
VCC2
GND2
LOGIC UNIT
W12 L6 CP28
L6
BLM31PG121SN1
A5V
Q24
PE2STB
2SJ377
SDTO
Q17
D5V SCK
DTC144EE
R258 AFMUTE1
C244
56k
D5C AFMUTE2
0.001
MICMUTE1
R256
R257
MICMUTE2
22 33k
4.9V
C191 C192
47p
47p
VCC2
C190 C193
GND2 47p 47p
M9V
R/BSW
R225
100k D11 E R/B
R200
D12 I R/B
470
R/B
D44 REMOTE
D45 SPMUTE
D46 M PTT
C198 C200
C199 C201 47p
47p D11, D12, D44–D46
47p 47p CLONE
MA2S111
DA1STB
RTS
R201
1k CTS
TMUTE2
TMUTE1
C202 C204
47p C205
C203 47p
47p
47p
TUNLK
W/NS
TPLSTB
R9C
RPLSTB
R202
SDTO SDTO
C208 C207
470
47p SCK SCK
47p
C206
SDTO
47p
C171 SCK
SDTO
47p
SCK
C170 47p
SDTO
C169 47p SCK
C168 47p
R196
C/DSW
100 470
PE4/D4
99 RUNLK
PE3/D3
98 SCK
PE2/D2
97
SDTO
PE1/D1
96 DA1STB
PE0/D0
95
DA2STB
PG4/CS0
94 SDTI
PG3/CS1
93 CCS
PG2/CS2
92 CIRQ CIRQ
PG1/CS3/IRQ7
91 PE1STB PE1STB
PG0/IRQ6
90
PE2STB PE2STB
P70/TMRI01
89 PE3STB PE3STB
P71/TMRI23
88 IOE IOE
P72/TMO0/CS6
87 ONHOOK ONHOOK
P73/TMO1/CS7
86 DTACK DTACK
P74/TMO2/MRES
85
DTMFD DTMFD
P75/TMO3/SCK3
84 NC NC
P76/RXD3
83
NC NC
P77/TXD3
82 DTSTD DTSTD
P36
3.3V
81 DTSEL2 DTSEL2
P35/SCK1/SCL0
80 RXDT1 RXDT1
P34/RXD1/SDA0
79 TXDT1 TXDT1
P33/TXD1/SCL1
78
DTSEL1 DTSEL1
P32/SCK0/SDA1
77 RXDT0
P31/RXD0 IOE
76 TXDT0 R214
P30/TXD0 ONHOOK
1k
R215
DTACK
1k
DTMFD
C172
C173 47p R204
47p 100k
INT
TXDT0 RXDT0 R198
R205
SHIFT
1k
100k
RING
HOOKC
TELSTB
MDT
MCK
TELBUSY
C164
C242 D14
R184 47p
MA2S077
39p
1k RXDT1
TXDT1
X2 R185
CR-681
12k
12.288 MHz
R189
W17
C140 C143 1k
15p 0.01
C139
R245 C142 C141
22p
12k 0.01 47p
C152
R186 C151 C154 C153
47p 47p 47p 47p
12k
IC37 C5V
HN58X2464TI
D13 SB07-03C
Q45
R187 R188
1 8
A0 VCC
2.7k 2.7k 2SA1362
2 7 R417
A1 WC
3 6
10
A2 SCL
L5
4 5
VSS SDA
BLM31PG121SN1 1
GND
2
VIN
3
VOUT
C241
C240
IC38
10
0.001
S-812C50AMC
13.6V
VCC2
GND2
Power supply: DC13.6V
Mesurement Frequency: TX 162.500 MHz,
RX 162.125 MHz
Inner resister of the volt meter: 50 kΩ/V
M9V
M9V
L9V
A5V
C248
10
R217
1 16
STR VDD
MICMUTE3
2 15 1k
D OE
3 14
CLK Q5 C249
TELMUTE1
4 13
Q1 Q6 47
5 12
Q2 Q7
TELMUTE2
6 11
Q3 Q8
7 10
TELBMR TELBMR
Q4 QS
8 9
VSS QS
C180
C250
47p
R220 IC40 0.1
VCC2
1k
BU4094BCFV C179 C178 C181 L9V
47p 47p 0.001
L5V
L8 BLM31PG121SN1
M9V
IOE
R/BSW
IOE
R511
47k
C251
0.1
1 16
STR VDD
R221 2 15
D OE
470 14
3 DCL
CLK Q5
BASEL 4 13 PROGL
Q1 Q6
RMTL 5 12 D5C
Q2 Q7
BUSYL 6 11
Q3 Q8
TXL 7 10 C184
Q4 QS
9 C182 47p
8
R216
VSS QS 47p
1k
C185
C188 IC39
47p
C187 47p
BU4094BCFV
47p
C186 C189 1 R218
16
47p STR VDD
47p 1k
R219 2 15
D OE
SCK
1k 3 14 OPT3
CLK Q5
4
13 OPT1
Q1 Q6
R/BSW R/BSW M9C
5 12
Q2 Q7
W/NS 6 11
Q3 Q8
R9C 7 10
Q4 QS
8 9
VSS QS
C174
C195 C197
L5V 47p
47p C176
47p IC41
47p
C194 BU4094BCFV
C252
47p 0.1
TXL TXL
BUSYL BUSYL C177
47p
CLONE CLONE
DA1STB
TELBMR
E PT1
DA1STB C253
DA2STB 0.001
IC42
SDTI
CCS TLP121
L5V
C157
R250
R197 47p 100k BUSYL
470
R460
C156 390
47p R450
C155 C158 390
Q44
R199
47p 47p
1k DTA144EE
CIRQ
PE1STB
AFOUT1
PE2STB
PE3STB
C159 C162 C161
C160
R264
R203 47p 47p
47p 47p
560
1k
E MOD1
IOE
ONHOOK 4
L5V
DTACK
DTMFD BUSYL 5
C435
6
C167 C436 47p
C166
47p 47p 47p
BUSYOUT
DTSTD
4
DTSEL2
DTSEL1
TXL
5
Q50
6
C163 C165
47p 47p XP4311
TXOUT
C5V
L5V
E PT1
CLONE
Q5 2SA1576
L5V
R208
TELBUSY R206
R207
C150 47k
RING 47k R211 D7
Q6 0.1 680
HOOKC 1k
MA2S111
2SC4081
TELSTB
R212 33k Q4 2SC4081
L5V
L11
Q25
BLM31PG121SN1
R213 R210
2SC4081
47k 33k
R209 47k
Q48
IMZ4 T108
L9V
Q26 XP4311
RXDT0 Q27 XP4311
4
C239 1 6 R259
470 100k
5
2 5
5 D20 6
3 4 D19
NC C433
MA2S111
0.001 MA2S111
TXDT0
4
NC
Q28 XP4311
C434 RTS
Q29 XP4311
R509
10
1 6 R260
10k 4
100k
D43
2 5
5
MA2S111
R508 3 4 D21 D22
6
10k MA2S111 MA2S111
CTS
RSSI
L5V
L9V
9.0V
5
L4 BLM31PG121SN1 J5
VCC2
1
2
CP27 GND2 to REG UNIT J13
3
GND
C233 4
0.001
6
J6
GND
10
L1 BLM31PG121SN1
M9V
9
8
L2 BLM31PG121SN1 L9V
7
6
L3 BLM31PG121SN1 A5V to REG UNIT J14
5
4
REGTEMP REGTEMP
3
PSD PSD
2
M9C M9C
1
C247
C438
47
C234
0.001
0.001
DCGND
C237 C235
0.001 0.001
C238 C236
J7
0.001 0.001
30
1
29
2
L5V
28
MICO MICO 3
27
MICI MICI 4
26
5
25
6
24
7
R525
1k 23
SIGOUT SIGOUT 8
to OPTIONAL UNIT
DISCO
DISCO
22
9
AFOUT AFOUT
21
10
OPT3 20
OPT3 11
CCS
19
12
18
13
SDTO
14 17
SDTI
16
15
SCK
J8
30
1
29
2
L5V
28
3
27
4
26
5
25
6
24
7
to OPTIONAL UNIT
SIGOUT 8 23
DISCO
22
OPT1 OPT1 9
21
CCS
10
SDTO
20
11
SDTI
CCS
12 19
CIRQ CIRQ
18
SCK 13
SDTO
17
14
SDTI
16
15
SCK
M9C M9C
R261
J9
47k
D23 SP SP
12
R262 1
SPG SPG
470 2
–PTT –PTT
3
+PTT +PTT
4
D24
IC43 –AFOUT
D23–D26
5
MA2S111 +AFOUT to JACK1 UNIT J3
TLP121 6
D26
–EXTMOD
7
+EXTMOD
C254 8
+BUSY
10 9
D25
–BUSY
10
R265 11 13
1.2k
R263 –AFOUT
560
+AFOUT
T1 12T01
–EXTMOD
+EXTMOD
T2 12T01
3 F1 FGB1A J10
VCC2
Q49 14
+E15V +E15V
2 XP4311
1
DC GND
2
1 DISC OUT
DISC OUT
3
AF GND
4
AF OUT
AF OUT
5
AF GND
6
E MOD2 E MOD2
3 7 to JACK2 UNIT J3
E MODG
8
E MOD3
E MOD3
9
2
E MODG
10
E DTCS E DTCS
1 11
E MODG
12
C439
R510 RSSI
13
10 0.1
L5V
IC44
15
5
1
4 NJM2125F
3
R268
2
J11
47k 14
BUSYOUT
BUSYOUT
1
TXOUT TXOUT
2
COAXSW COAXSW
3
M/SO M/SO
4
M/SI M/SI
5
D0 D0
6
D1/CTS to JACK2 UNIT J2
7
D2/RTS
8
D3/DTO
9
D4/DTI
10
E R/B E R/B
11
E PT2 E PT2
12
E MONI
E MONI
3 13
CP19
2
15
D4
1
CP20
CP21
NOTE :
D3
CP22
3 3 CP23
Voltage line
2
D2
1
CP24
CP25
TX line
D1
CP26
RX line