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FRONT UNIT
REAR UNIT
+5
REG
+8
REG
LCD
LAMP
DRV
DIM
CTRL
IC11
TA7805F
DS4
DLC-7978P
IC2
HD66100F
DRIVER
RESET
CTRL
RGC
DET
GAIN
CTRL
SQL
GATE
EEPROM
CPU
LAMP V
X1
CR-513
9.8304 MHz
X1
CR-508
5.0688 MHz
IC1
HD6433832SD20F
AF
VOLUME
GROUP
DIAL
CHANNEL
DIAL
CLARITY
VOLUME
SW
×
25
IC3
S-80741AL
IC7
X24C01AS-3.0T6
Q6
2SC1623
Q4
1SS184
IC1
SC-1288
INTERFACE
FRXD, FULD, A3RX, A4RX
FTX0, A2TX, FRST
RF
AMP
AMP
BEEP
RF
AMP
Q13: 2SC1623
Q14: DTC114EKA
D9: 1SS184
D10: 1SS184
IC12
NJM4558M
MIC
MIC BOARD
Q12
DTC114EKA
MSEL
AMP
PWM
MOD
TX
DRV
RX
DRV
LPF
IC4
TA75S01F
IC3: NJM311M
Q1: DTC 114EKA
D1: DA221TL
IC6
NJM2902V
AF
CTRL
IC10
TC4S66F
Q9
DTC114EKA
IC9
M5282FP70CD
IC8
TA7252AP
RL1
AG201344
EXT-SP
SP
CTRL
SP OFF
[SPEAKER]
IC2
HD26C32AFP
POWER
SW
D3: RD9.1M
Q5: 2SB1015-Y
Q4: 2SC1623
D8: RD9.1M
Q8: 2SD1899
Q11: 2SD1664Q
Q1: DTC114EKA
Q2: DTC114EKA
Q3: DTC114EKA
SERIAL
Q4: 2SC1623
Q3: DTC114EKA
Q2: DTC114EKA
RX LINE
TX LINE
LINE
COMMON LINE
DATA BUS LINE
• RC-21 (CONTROLLER)
SECTION 9 BLOCK DIAGRAM
9 - 1
LPF
LPF
0.5
—
2 MHz
L0
LPF
2
—
3 MHz
L1
LPF
3
—
5 MHz
L2
LPF
5
—
7 MHz
L3
LPF
7
—
10 MHz
L4
LPF
10
—
14 MHz
L5
LPF
14
—
20 MHz
L6
LPF
20
—
30 MHz
L7
PWR
DET
30 MHz
Q78
RX
TX
DET
MUTE
2SC4116
HPF
1.6 MHz
LPF
0.5—2 MHz
BPF
2
—
3 MHz
BPF
3
—
5 MHz
BPF
5
—
7 MHz
BPF
7
—
10 MHz
BPF
10
—
14 MHz
BPF
14
—
18 MHz
BPF
18
—
24 MHz
AMP
AMP
AMP
AMP
AMP
BIAS
BIAS
Q6
2SD1585
IC1
TA7808S
T8
Q2
2SC3133
Q1
2SC3133
Q8
2SC1971
AMP
Q1
2SC4673D
Q4
2SC2904
Q3
2SC2904
FAN
SW
HEAT
CTRL
S1
OHD-3
S2
OHD-3
IC
APC
IC2
NJM4558M
ATT
LPF
LPF
30 MHz
Q6
2SK2171
Q7
2SK2171
39 MHz
AMP
Q2
3SK131
XTAL
BPF
FI1a
FL-120
IF
AMP
89.0115 MHz
Q8
3SK131
Q3
3SK131
Q4
3SK131
ATT
LPF
LO
AMP
Q5
2SC4673D
100 MHz
1LO
AMP
FOR
ALC
AMP
REF
IC16a
NJM4558M
MFOR
Q23
2SC4116
BUFFER
APC
CTRL
IC4
TD62783AF
POC1
POC2
TX-G
CTRL
IC16b
NJM4558M
XTAL
BPF
FI1b
FL-120
69.0115 MHz
LPF
10 MHz
D52
HSB88WSTR
ATT
ATT
2LO
NOISE
AMP
NOISE
AMP
Q9
2SK210
IC8 : LA1150N
NB
DET
NB
SW
D17
HSM88ASR
Q13
2SC4116
Q11 : 2SC4116
AGC
AMP
NB
GATE
CTRL
Q12
2SC4116
NB
SW
CTRL
NB
Q15
UN5211
Q14
UN5111
NB
GATE
BPF
D15, D16
MA862 (
×
2)
9.0115 MHz
IF
AMP
Q16
3SK131
IF
AMP
IF
AMP
IF
AMP
Q17
2SD1619
Q18
2SC4116
Q19
3SK131
AMP
ALC
AMP
ALC
AMP
ALC
DET
Q126
2SK210
D46
HSM88ASR
IC17b
NJM4558M
IC17a
NJM4558M
XTAL
BPF
SSB FI2 FL-30
XTAL
BPF
AM FI3, FI4: FL116 (
×
2)
9.0115 MHz
FIL
SEL
MODE
SIG
Q34
2SC4116
KEY
CTRL
IC18a
CW KEY
AGC OFF
CARR
CTRL
AGC
DET
CTRL
Q43, Q44
UN5111 (
×
2)
Q31
2SC4213
BUFFER
AGC
DET
Q30
2SC4116
D31
HSM88ASR
AGC
AMP
Q41
2SC4213
IF
AMP
IF
AMP
AGC
Q32
3SK131
Q33
3SK131
IC10
NJM1496V
AF
AMP
IC20b
NJM4558M
BFO
AM
DET
D39
HSM88ASR
BUFFER
Q45
2SC4116
F/V
CONV
IC22
PD4001BG
AF
AMP
LPF
IC21a
NJM4558M
VOICE
DET
D40
ISS302
GATE
CTRL
Q46
UN5111
3 MHz
SQLS
CW
FSK
SQL
IC19a
NJM4558M
METER
AMP
IC19b
NJM4558M
IC20a
NJM4558M
SQL
GATE
SQLC
TONE
GATE
X1
CSAC3.58MGC300CD
IC1
S-7116AF
BUFFER
BUFFER
Q1
2SC4116
ALARM BOARD
ALARM
GATE
IC38a
TC4W66F
ALMS
ALMS
MOD
GATE
INC
GATE
IC38b
TC4W66F
IC41a
TC4W66F
MMS
INC
ALARM
GATE
IC12b
TC4W66F
EXT
MOD
GATE
IC39a
TC4W66F
IC39b
TC4W66F
Q119
2SC4116
EXT
MOD
GATE
DMS
DSC
MOD
IC9
NJM1496V
DC
TERMINAL BOARD
BUFFER
IC5
TD62783AF
+
—
KEY
START
13.6
GND
To TUNER
1/M
1/N
PD
LOOP
FIL
LOOP
FIL
IC5
LC7153M
Q3
2SK2171
Q11
2SC4215
BUFFER
BUFFER
BUFFER
Q4
2SC4215
Q8
2SC4215
LO
AMP
10.65—10.75 MHz
Q6
2SC4116
AMP
LPF
Q5
2SK210
PD
DDS
IC1 SC-1246A
BPF
AMP
IC4
TC7SU04F
FI1
SFECA10.7MA5
D/R
AMP
IC6
TC7SU04F
LO
AMP
BPF
Q24
2SC4215
Q21
2SC4215
1LO
69.5115—99.0114 MHz
BPF
2LO
60 MHz
×
2
Q2
2SC4215
BUFFER
Q7
2SC4215
30 MHz
X1
CR-282
D/A
LPF
DDS
AMP
IC2
SC-1287
Q1
2SC4215
IC8
TC7SU04F
BFO
ATT
FILTER
SEL
IC31
MC14028BF-EL
CPU
CPU
BACK
UP
C502
FYLOH473Z
RESET
CTRL
IC45
S-80741AL
EEPROM
BUFFER
Q141
UN5111
Q151
UN5212
BUFFER
IC1
SC-1288
AMP
X2
CR-567
9.8304 MHz
IC7
NJM2902V
IC5
TA75S01F
IC3
DS14C232TM
Q10
2SC4116-GR
Q9
2SC4116-GR
5V
IC42
TA75S01F
Q149
2SC4116-GR
IC4: NJM311M
Q11: 2SA1586-GR
MODE
SEL
IC6
TD62783AF
IC46
X25320S81-2.7T6
Q111
2SA1586
PWM
MOD
RS232
I/F
I/F
DRV
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
CLONE
NMEA
-5
DC-DC
IC23
PC1555G3
-5V
+5
REG
IC43
TA7805F
+8
REG
DC SW
IC24
TA7808F
8V
T8
REG
Q61
2SD1619-T-TD
T8
R8
REG
Q62
2SD1619-T-TD
Q143: 2SJ349
Q144: UN5211
R8
+5
REG
IC40
S-81250PG-PD-T1
CPU5
13.6
FAN
VFA-8018
FILTER BOARD
PA150W BOARD
CTRL2 BOARD
CONNECT
PA UNIT
PLL UNIT
+5V
REG
IC3
TA7805F
5V
13.6
MAIN UNIT
GND
13.6
NJM4558M
BFO
EXT. AF
EXT
MOD
AMS
AF
RX
LINE
TX
LINE
COMMON
LINE
DATA BUS
LINE
IC12a
TC4W66F
BPF
24
—
30 MHz
RL17
AGP2013
RL2
FBR20D12P
D9:
MBD701 [Marine]
1SS165 [General]
1SS165 [General]
D10: MBD701 [Marine]
LPF
IC35
TC7W32F
I/F
Q104
2SC4116
I/F
Q140
UN5211
CTRL
Q106
2SA1586
IC32
TC4S81F
IC34
TC7W04F
IC35
TC7W32F
Q101
DNA222TL
SIDE TONE
1
6
2
7
3
8
4
9
5
RS-232
I/F
DRV
I/F
DRV
I/F
DRV
I/F
DRV
IC2
HD26C32AFP
1
5 4 3 2
Q4: 2SC4116-GR
Q8: 2SA1586-GR
Q3: 2SC4116-GR
Q7: 2SA1586-GR
Q1: 2SC4116-GR
Q5: 2SA1586-GR
Q2: 2SC4116-GR
Q6: 2SA1586-GR
Q147
2SC2873-Y
Q148
2SA1213
Q75
1SS302
Q229
1SS302
PW ON
SW5
5V
IC44
HD64F2132FA20
IC6
TC4S81F
LINE
8V
FPON
• IC-M710RT
LEFT SIDE
RIGHT SIDE