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10 - 1
SECTION 10
BLOCK DIAGRAM
OPTION
EXTERNAL SPEAKER
HM-129
SMART MIC
INTERNAL
SPEAKER
MIC
MIC
EXT.SP
SP
MAIN UNIT
FRONT UNIT
WXDEC
DSDEC
Q28:
2SC4116 BL
IC6:
NJM2211M
RCV
SEND
SMUTE
IC3:
BU4094BCFV
LOGIC BOARD
VR-B BOARD
5V
SQLV
X1: CR-691
9.8304MHz
DS1:
TTR5341
LCD
BUFF
DIM
CTRL
LCD
CONT
GATE
CTRL
CI-V
I/F
BUFF
PHOTO
COUPLE
KEY
BOARD
Q2: 2SC4116 BL
Q3: 2SB1132 R
Q4: 2SC4116 BL
Q11:
2SK1069 4
MMUTE
PTTS
PTTM
RMUTM
RMUTS
IC6:
S-80942A NMP-DD6
IC2:
HN58X2432TI
Q8: 2SK1069 4
PTT
DSENC
IC7:
PC357N6T
IC5:
TC47HC02AF
IC4F:
TC47HC14AF
NMEA+
NMEA
EXTERNAL
WXDEC
DSDEC
SQL
BPFV
TMUT
TXDET
HI/LO
IC4A, IC4C:
TC74HC14AF
Q5: 2SC4081 R
Q7: 2SA1576 R
Q10: 2SK1069 4
Q6: DTC114EU
Q9: DTC114EU
D2: 1SS355
IC4B: TC74HC14AF
OPTION
REMOTE MIC
HM-127
AF/MIC
VCC (HVS)
PTTC
MIC
BEEPM
BPLVL
5V
Q8:
2SC4215 O
Q9:
2SC4215 O
IC2:
PD3140GS
X2: CR659
Q3:
2SC4116 BL
HVS
VR-A BOARD
IC9:
LA4425A
(FRONT UNIT)
BEEPM
BPLVLM
Q26: DTC144EU
D14: DA204U
Q21: 2SC4116 BL
R5
IC7D:
NJM2902M
IC7B:
NJM2902M
DSENC
Q7:
2SC4215 O
IC7C:
NJM2902M
/PTTC
IC4D:
BU4066BCFV
AF
MUTE
AF
MUTE
AF
MUTE
AF
MUTE
GATE
CTRL
IC4C:
BU4066BCFV
IC4A:
BU4066BCFV
IC4B:
BU4066BCFV
RMUTM
MMUTE
IC5A: BU4066BCFV
IC5B: BU4066BCFV
IC5D: BU4066BCFV
IC5C: BU4066BCFV
RMUTS
SMUTE
Q20: 2SK1069 4
PTTS
PTTM
PTT
Q18: DTC144EU
D12: 1SS355
PTTC
Q19: DTA144EU
FI1,2: FL310
Q2:
2SC2714 Y
SQL
FI3: ALFY450E
IC1:
TA31136FN
D5: MA77
D6: MA77
IC3:
SC-1302
D8, D9: HSM88ASR
HV
Q11:
2SC3268
Q10:
2SC3775 3
TXDET
HI/LO
T5
TMUT
Q16: DTC144EU
Q14: DTC144EU
Q12: 2SB1143 S
Q15: FMW1
R5
T5
RCV
SEND
VR-A BOARD
D11: DSA3A1
IC8: TA7805F
Q24: 2SA1588 GR
Q25: DTC144EU
Q22: 2SA1588 GR
Q23: DTC144EU
13.8V
HV
5V
HVS
HVS
ANT
BPFV
Q1:
3SK272
Q17: 2SD1664 Q
D10: XB15A308
D15: XB15A308
Q27: 2SC4226 R25
HVS
T5
MPU
IC1: HD6473847RH
PTT
DECODER
&MULTI
RESET
EEPROM
D/A
BUFF
GPS
GATE
CTRL
BUFF
AF
MUTE
AF
MUTE
AF
MUTE
AF
MUTE
HPF
MIC
AMP
RS
CTRL
T5
CTRL
+5
REG
REVERSE
CONECT
PROTECT
PWR
AMP
LEVEL
CONV
DSC
DECODER
LPF
FM
DET
2nd IF
AMP
CERAMIC
BPF
2nd
MIX
2nd Lo
BUFF
NOISE
DET
NOISE
AMP
IF
AMP
XTAL
BPF
BPF
BPF
ANT
SW
RF OUT
DET
APC
CTRL
PWR
CTRL
TX
MUTE
CTRL
LPF
TX/RX
SW
YGR
AMP
PRE
DRIVE
PWR
AMP
RF
AMP
PLL
IC
RIPPLE
FIL
LOOP
FIL
BUFF
IDC
LPF
VCO
BUFF
BUFF
D1, D2: MA77
D3, D4: HVD350
Q4: DTC144EU
Q5, Q6: 2SC4226 R25
VCO
COMMON LINE
TX LINE
LINE
DATA BUS LINE
RX LINE
(FRONT UNIT)