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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
COMPLETE VIEW