Icom IC-M710RT Service Manual page 59

Mf/hf marine transceiver
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• IC-M710RT
Q15
UN5211
NB
NB
SW
CTRL
SSB FI2 FL-30
XTAL
BPF
Q14
AM FI3, FI4: FL116 (×2)
UN5111
XTAL
BPF
IF
9.0115 MHz
AMP
Q34
IC18a
Q16
2SC4116
NJM4558M
3SK131
FIL
KEY
SEL
CTRL
MODE
SIG
IF
AMP
CW KEY
Q19
3SK131
Q43, Q44
Q31
UN5111 (×2)
2SC4213
AGC OFF
AGC
CARR
DET
CTRL
CTRL
Q41
2SC4213
AGC
AGC
AGC
AMP
DET
D31
HSM88ASR
IF
IF
AMP
AMP
D39
Q32
Q33
HSM88ASR
3SK131
3SK131
AM
DET
IC19b
IC19a
D40
NJM4558M
NJM4558M
ISS302
CW
METER
VOICE
FSK
AMP
DET
SQL
Q46
UN5111
GATE
CTRL
SQLS
BFO
IC9
NJM1496V
EXT. AF
IC39a
IC38a
TC4W66F
TC4W66F
EXT
EXT
ALARM
MOD
MOD
GATE
GATE
AMS
Q1
ALMS
2SC4116
AF
BUFFER
Q119
IC38b
2SC4116
TC4W66F
MOD
GATE
MMS
IC41a
TC4W66F
DSC
INC
EXT
MOD
GATE
DMS
MOD
GATE
IC39b
INC
TC4W66F
IC35
TC7W32F
NMEA
I/F
Q106
Q140
Q101
Q104
2SC4116
2SA1586
UN5211
DNA222TL
IC42
TA75S01F
CLONE
I/F
CTRL
IC32
IC34
IC35
BUFFER
TC4S81F
TC7W04F
TC7W32F
Q149
2SC4116-GR
SIDE TONE
BUFFER
5V
IC43
TA7805F
+5
SW5
REG
-5
-5V
DC-DC
IC23
µPC1555G3
Q147
Q148
2SC2873-Y
2SA1213
Q75
Q229
1SS302
1SS302
IC24
TA7808F
+8
8V
REG
Q61
2SD1619-T-TD
T8
T8
REG
Q143: 2SJ349
5V
Q144: UN5211
Q62
2SD1619-T-TD
13.6
R8
R8
DC SW
REG
IC40
S-81250PG-PD-T1
+5
CPU5
REG
PW ON
IC8 : LA1150N
Q9
Q13
D17
Q11 : 2SC4116
2SC4116
HSM88ASR
2SK210
NB
NB
NOISE
NOISE
SW
DET
AMP
AMP
NB
AGC
GATE
AMP
CTRL
Q8
Q12
D52
FI1b
3SK131
2SC4116
HSB88WSTR
FL-120
NB
XTAL
BPF
LPF
GATE
BPF
D15, D16
9.0115 MHz
69.0115 MHz
10 MHz
2LO
MA862 (×2)
ATT
ATT
Q17
2SD1619
ATT
IF
IF
AMP
AMP
Q18
2SC4116
D46
HSM88ASR
LO
ALC
ALC
ALC
AMP
AMP
AMP
AMP
DET
Q5
IC17a
IC17b
Q126
2SC4673D
NJM4558M
NJM4558M
2SK210
BUFFER
BFO
Q30
2SC4116
IC10
IC20b
NJM1496V
NJM4558M
AF
AMP
Q45
2SC4116
BUFFER
IC20a
IC22
IC21a
NJM4558M
µPD4001BG
NJM4558M
F/V
AF
LPF
CONV
AMP
3 MHz
IC12a
TC4W66F
SQL
GATE
SQLC
BACK
IC1
UP
S-7116AF
C502
TONE
BUFFER
FYLOH473Z
GATE
CPU
RESET
IC44
X1
CTRL
HD64F2132FA20
CSAC3.58MGC300CD
IC45
S-80741AL
ALARM BOARD
IC12b
X2
TC4W66F
CR-567
Q141
9.8304 MHz
UN5111
ALARM
GATE
BUFFER
ALMS
Q151
UN5212
BUFFER
IC5
IC4: NJM311M
IC1
TA75S01F
Q11: 2SA1586-GR
SC-1288
PWM
AMP
MOD
FPON
IC6
CPU
IC7
TC4S81F
NJM2902V
LPF
BUFFER
IC3
DS14C232TM
RS-232
5
RS232
9
I/F
4
I/F
IC2
DRV
8
HD26C32AFP
Q10
3
2SC4116-GR
7
2
BUFFER
6
1
Q9
2SC4116-GR
BUFFER
I/F
I/F
DRV
DRV
Q4: 2SC4116-GR
Q3: 2SC4116-GR
Q2: 2SC4116-GR
Q8: 2SA1586-GR
Q7: 2SA1586-GR
Q6: 2SA1586-GR
CTRL2 BOARD
5 4 3 2
1
MAIN UNIT
Q6
2SK2171
FI1a
FL-120
LPF
IF
XTAL
0.5–2 MHz
LPF
AMP
BPF
89.0115 MHz
30 MHz
BPF
Q7
2
3 MHz
2SK2171
BPF
Q3
3SK131
3
5 MHz
Q2
3SK131
BPF
LPF
AMP
5
7 MHz
39 MHz
BPF
7
10 MHz
Q4
3SK131
1LO
BPF
LPF
10
14 MHz
100 MHz
IC16b
NJM4558M
BPF
TX-G
14
18 MHz
CTRL
BPF
18
24 MHz
IC2
NJM4558M
Q111
BPF
2SA1586
24
30 MHz
APC
CTRL
REF
ALC
MFOR
AMP
FOR
AMP
Q23
BUFFER
2SC4116
IC16a
IC4
NJM4558M
TD62783AF
POC1
FILTER
IC31
POC2
MC14028BF-EL
SEL
MODE
IC6
TD62783AF
SEL
IC46
EEPROM
X25320S81-2.7T6
Q24
2SC4215
1LO
BPF
69.5115–99.0114 MHz
2LO
BPF
60 MHz
30 MHz
BUFFER
X1
CR-282
Q1
IC2
IC8
2SC4215
SC-1287
TC7SU04F
D/A
DDS
LPF
BFO
ATT
IC3
TA7805F
+5V
5V
REG
I/F
I/F
DRV
DRV
Q1: 2SC4116-GR
Q5: 2SA1586-GR
CONNECT
RL2
30 MHz
FBR20D12P
LPF
HPF
1.6 MHz
Q78
2SC4116
DET
Q1
MUTE
2SC4673D
LPF
AMP
ATT
0.5
2 MHz
LPF
2
3 MHz
Q8
Q1
Q3
LPF
2SC1971
2SC3133
2SC2904
3
5 MHz
AMP
AMP
AMP
LPF
5
7 MHz
LPF
AMP
AMP
7
10 MHz
Q2
Q4
2SC3133
2SC2904
LPF
BIAS
10
14 MHz
Q6
2SD1585
LPF
IC
BIAS
T8
APC
IC1
14
20 MHz
TA7808S
S1
S2
LPF
OHD-3
OHD-3
20
30 MHz
HEAT
FAN
CTRL
SW
PA150W BOARD
FILTER BOARD
BUFFER
IC5
TD62783AF
TERMINAL BOARD
13.6
DC
GND
FAN
VFA-8018
Q21
2SC4215
LO
IC5
BUFFER
Q4
AMP
LC7153M
Q3
2SC4215
2SK2171
LOOP
BUFFER
PD
1/M
FIL
×2
Q8
Q2
2SC4215
LO
2SC4215
1/N
AMP
Q7
2SC4215
Q6
10.65–10.75 MHz
2SC4116
LOOP
BUFFER
FIL
IC6
Q5
TC7SU04F
IC1 SC-1246A
2SK210
LPF
AMP
AMP
DDS
PD
Q11
2SC4215
AMP
D/R
AMP
BPF
IC4
FI1
TC7SU04F
SFECA10.7MA5
13.6
PLL UNIT
8V
COMPLETE VIEW
RL17
AGP2013
RX
TX
L0
D9:
MBD701 [Marine]
L1
1SS165 [General]
PWR
D10: MBD701 [Marine]
DET
1SS165 [General]
L2
L3
L4
L5
L6
L7
+
KEY
START
13.6
GND
To TUNER
PA UNIT
RX
LINE
TX
LINE
COMMON
LINE
LINE
DATA BUS
LINE

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