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SECTION 10
BLOCK DIAGRAM
10 - 1
RX
TX
COMMON
VOLTAGE LINE
DATA
BUFF
AF
AMP
AF
MUTE
RX VCO
SP1
IF
AMP
R1
AF
MUTE
TX/
CH70-RX
VCO
AF
MUTE
S1
C
1
1
2
2
3
4
4
8
5
BUFF
YGR
AMP
AF
MUTE
X2:JTB450C24
450kHz
PWR
AMP
AF
MUTE
R1
X4:JTB450C24
450kHz
AF
MUTE
AF
MUTE
NOISE
AMP
NOISE
DET
APC
CTRL
AF
MUTE
BPF
CERAMIC
LPF
AF
MUTE
AF
MUTE
BUFF
AF
MUTE
BUFF
LPF
AF
MUTE
R214
X1:CR-827
15.3MHz
BUFF
MIC
MUTE
ATT
ANT
BUFF
LPF
BUFF
RF
AMP
ANT
SW
FIL
LOOP
BUFF
BUFF
CI-V
I/F
BUFF
X3:CR-804
21.25MHz
BUFF
PWR
CTRL
PWR
CTRL
R112
BUFF
AF
MUTE
X1:CR-790A
9.8304MHz
RF
AMP
MIC
AMP
BPF
AF
MUTE
GATE
CTRL
IF
AMP
AF
AMP
AF
MUTE
MIC
AMP
NOISE
DET
BPF
CERAMIC
FIL
LOOP
LPF
LPF
BPF
HPF
BPF
NOISE
AMP
TX/RX
SW
BPF
XTAL
FIL
RIPPLE
AF
MUTE
IF
AMP
BPF
XTAL
X2
R327
FIL
RIPPLE
BUFF
IF
AMP
BUFF
AF/MIC
ATT
H/L
TMUTE
KEYM
HANG
PTT
FILO
PTTM
SMIC
PTTS
FILRMM
HAMUTE
MMUTEH
DETO
WXDEC
SQL
DSD70
DETI
MICO
MMUTES
MMUTEM
RMUTEM
RMUTES
SCP
ASS
SCUSE
SCON
H/L
SQL
FILRMS
FILOS
FILOS
SEND
TXDET
PWR
ON
HAVOLO
DSDM
MICAFO
MICAFO
MICAF
MICAF
RMUTEH
FILRMH
INCOM
DETM
DET70
SCP
ASS
VOLO
INCOM
INCOM
INCOM
FILOS
SPMUTE
BPFV
MICI
FOG
HAILO
HAVOL
FOGO
FILO
RCV
D8
D1
D4
D2
FOGC
2ND
MIX
2ND IF
AMP
FM
DET
2ND LO
BUFF
TX MUTE
CTRL
HV
PLL
MAIN UNIT
IC2:TA31136FN
21.7MHz
FI1:FL-368
Q22,23:
Q21:3SK292
Q24:KTC3880S
FI3:LT450EW
IC1:UPD3140GS
MOD
IC8A:
Q72:PMBFJ310
Q6:KTC4080
Q3:KTC4080
Q7:KTC4080
D7,D8:
Q10:
IC3:
D12,D13:
Q15:FMW1
HSM88ASRx2
S-AV35(I)
2SC4226
MA77x2
FI2:FL-399
D51,D52:HVC358Bx2
NJM4558M
KDV214Ex6
D26-D31:
DSC channel (CH70)
Q61:3SK292
Q75:KTC4080
Q76:KTC3080
Q74:KTC4080
D3:HVC350B
Q4,Q5:2SC4226x2
MIX
2ND LO
DET
AMP
FM
FI6:LT450EW
BUFF
IC14:TA31136FN
2ND IF
2N D
31.05MHz
Q63:KTC3880S
FI4:FL-372
Q64:KTC4080
SHIFT
Q2:KRC404
D1,D2:MA77x2
R10V
Normal channels
R10V
R10V
NMEAI+
NMEAO
NMEAI-
Q37:KRA304
IC29:
NMEAO
VCC
NMEAI+
IC6D:
IC6C:
EXT SP
OPTION
NMEAI-
SAFO
EXT SP
HAIL
ICF3
NJM2107F
PTTC
POWER
DIVIDER
D14,D21:
L308CCBx2
RF OUT
DET
VOL
M62429FP
EL
IC13:
IC14:LA4485
HV
Q61:TPC6104
Q62:KRC404
R10V
Q52:KRC404
S5V
Q54:KTC4075
REG
KIA7805API
R10V
T5V
Q57:KTA2015
IC10:
T5V
CTRL
Q55:2SB1201
REVERSE
CONNECT
PROTECT
D42:DSA3A1
HM-126
FRONT UNIT
IC2B:LM2904PWR
IC9C:KIC7W14FK
PHOTO
MODULE
Q8:2SA1576
Q5:2SC4081
S-80942CNMC
D2:KDS4148U
DIAL BOARD
S5V
VOL1
DSCENC
SQLV
D4:MA8062
S5V
HLM7784-010100
Q9:2SK1069
Q6:KRC404
VCC
LOGIC BOARD
D1,D5:KDS122
ICF3
IC6:PC357N6
Q4:KTC2875
BOARD
VOL2
FY1101Fx12
COUPLER
Q2,Q3:KTC4075x2
HN58X2464TI
LCD
KEY
RESET
CPU
IC1:M30622MEP
D3:KDS122
IC4:
IC3:
EEPROM
Q7:2SC4081
DS11-22:
VCC
SML311Yx9
DIM
Q1:2SB1201
DS2-10:
CTRL
BPFV
INT SP
MIC
IC5A:
IC4C:
Q38:KTC4075
DECODER
IC15:NJM2211M
IC12B:LM2904PWR
DSC
IC7A:
NJM4558M
IC5D:
IC7B:
NJM4558M
CD4066BPWR
IC6B:
L5V
HV
REG
L5V
IC26:
KTC4075
Q31,32:
KIC7W53FK
IC5C:
IC4D:
IC8B:
IDC
NJM4558M
IC4B:
SCRMBLER
UNIT
OPTION
IC5B:
IC3C:
IC3B:
CD4066BPWR
IC3D:
CD4066BPWR
IC3A:
EXPANDER
EXPANDER
CD4094BPWR
CD4094BPWR
IC27:
IC28:
HV
VCC
Q14:KTA2015
Q17:KRC402
AF UNIT
COMMANDMIC-3
IC12A:LM2904PWR
DSC
DECODER
IC11:NJM2211M
CD4066BPWR
CD4066BPWR
Q65:
KTC2875
IC9:LA4425A
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
CD4066BPWR
KRA304
Q66:
IC8:TA78L05F
Q16:KRC404
D32:HSB88WS
D22:MA77
Q1:KTC4075
VCO5V
RVCO10V
Q71:KTC4075
S5V
SQL BOARD
VR BOARD
S5V
REG
IC4A:
CD4066BPWR
HV
VCC
PMBFJ310
D39:HSB88WS
Q58,59:
PMBFJ310
IC9A:KIC7W14FK
IC9B:KIC7W14FK
ICAB:LM2904PWR
3.3V
REG
IC11:S-817B33AMC
DS1:
IC10:
TC74LCXR164245
L5V