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10 -1
SECTION 10
BLOCK DIAGRAM
Explanatory notes
NOTE:
TX LINE
RX LINE
COMMON LINE
LPF
ANT
SW
ANTENNA
J1
PWR
AMP
PRE
DRIVE
BPF
RF
AMP
BPF
TX/RX
SW
BUFF
BPF
APC
CTRL
BUFF
BUFF
BUFF
BPF
IF
AMP
FIL
LOOP
VCC
VCC
LPF
X170
CDBC450CX24
450kHz
BPF
LIMIT
AMP
LPF
AF
MUTE
AF
AMP
X1
CR-766
AMP
VCC
LPF
VCC
5VS
R5VS
V5VS
T5VS
UNLK
DETM
MICM
AFMS
AFVS
21.7 MHz
FI150: FL-368
FI151: FL-363
Q151:
2SC2714
D130: MA77
D92: MA77
D93: MA728
PWR
DET
T5V
D80:
RB706F
D52, D90:
1SV307
Q90:
2SC4226
Q53:
RD01MUS1
Q54:
RD07MVS1
D50, D51:
MA77
Q50:
2SC4226
Q24:
2SC4215
Q23:
2SC4215
Q25: 2SC4215
Q21, Q22: 2SC4226
D22, D23: HVU350B
IC1:
µ
PD3140GS
PLL IC
PWR DET
TX
MUTE SW
T5V
MOD
MUTE
R5V
DE-ENPHA
AF
REG
PRE
ENPHA
IF DET IC
D/A IC
ANALOG SW IC
PTT SW
SPO
AF OUT
CLONE
MIC
GND
BUFF
PTT
CONT
POWER SW
REG
5V
REG
R5
REG
V5
REG
T5
CPU
5V
RESET
CPU5V
RESET
ATIS
EEPROM
LCD
KEY
LED
SW
LED
BTYPE
HV
GND
EXT
JACK
J250
VCO
Q150:
3SK299
D91:
RB706F
MAIN UNIT
CHASSIS
REF OSC
21.250 MHz
Q20: DTC144EUA
D20: MA2S077
D21: MA77
IC50: NJM2125F
Q351:
DAT144EUA
IC170: TA31136FN
FI170:
CFWM450E
450 kHz
IC190: M62363FP
DS246:
L3-0018TAY-1
Q240:
DTC144EUA
IC340:
BR24L16FV
IC360:
IC220:
NJM2870F05
IC341:
BD5242FVE
Q223: DTC144EU
Q224: XP6501
Q225: 2SB1132
Q221:
2SA1588
Q220:
2SA1588
Q222:
2SA1588
5V
R5V
V5V
T5V
Q280: 2SC4213
IC280:
TA7368F
Q230: 2SB1132
Q231: XP6501
IC200A:
NJM2902V
IC200D:
NJM2902V
IC200B:
NJM2902V
IC200C:
NJM2902V
Q350: DTC144TU
D350: DA221
Q250:
UN911H
IC260: TC4W66F
WXTV
VOLIN
VOLO
BEEP
BEEPO
SQLO
SQLI
PCON
FCON
MODC
PTT
BEEP
PWSW
CLOUT/CLIN
PTT
CLOUT/CLIN
PWSW
TXMS
TDETV
BPFS
RSSIV
NOISV
PCON
MODC
PLLO
2ND LO
DET
FCON
MOD
DET
DS240, DS241: FY1101F
DS242, DS243, DS244, DS245: SML-311YTT86
X361
CSTCR7M98G53
M37560M8A-700GP
POWER
SP
PTT
MIC
BTYPE
COMMON LINE
RX LINE
TX LINE
CPU
(7.9872MHz)