Icom IC-F3GS - Bllock DIAGRAM

10 - 1
SECTION 10 BlLOCK DIAGRAM
ANT
LPFLPF
ANT
SW
D1: MA77
D2: MA77
D8: MA77
Q1: 2SK2974Q2: 2SK2973Q3: 2SC5085 Y
D3: MA77
D4: MA77
PLL IC
Q4: 2SC4215 OQ6: 2SC4215 O
IC1: UPD3140GS
VCO
Q7: 2SC5085 Y
Q8: 2SC5085 Y
REF
X1: CR-664
(15.3 MHz)
OPTION UNIT
J5 AXN330C038
2TONE or 5TONE
PTT
MIC
AF
REG
AF
AMP
PTT
CONT
Q17: UN911H
VCC
IC5: TA7368F
FRQCON
DBAL
Q15: 2SB1132 R
Q16: XP6501 AB
D26: DAN202K
DEV
MIC, AF, PTT, MMUT
RMUT, AFONOP
SIGOUT
IF DET IC
DET
IC2: TA31136FN(D)
Q5: 2SC4215 O
FI2
SFPC450G: [Narrow]
SEPC450E: [Wide]
(450kHz)
FI1
FL-311: [Narrow]
FL-312: [Wide]
(31.05MHz)
Q14: 2SC4215 O
Q34: 2SK1069 4
SQL
BPF
BPFBUFF
Q10: 2SC4116 GR
(30.6MHz)
APC
Q12: 3SK293
Q13: 3SK239A
TXC
PWR
DET
PWR
AMP
PRE
DRIVE
TX/RX
SW
BUFFBUFFBUFF
LOOP
FIL
BUFF
BUFF
BPF BPF BPF
D/A
RF
AMP
IF
AMP
D32: RB706F-40
D33: RB706F-40
D9: HVU350
D10:HVU350
D11: HVU350
D12: HVU350
IC3A: NJM2902V
Q37: DTA144EU
IC10:
M62363FP-650C
RESET
LPF
LPF
BUFF
+5
CPU
VCC
IC11: S-80942ANMP-DD6
IC6:
TK11250BM
S5C
S5
CONT
CPU5
Q20: DTA144EU
REG
S5
S5
Q21: 2SA1577 Q
IC3B: NJM2902V
HPF
LPF
IC4: BU4066BCFV
SD
NOIS
CPU5
Q18: 2SB1132 R
Q19: XP6501 AB
5V
OPT
BUFF
D/A
AF OUT
SP
Q31: DTC144TU
D27: RB706F-40
IC10:
M62363FP-650C
VR
MIC JACK
SP JACK
EXT.MIC
SP
BATT
GND
BDET
VCC
CLONE
POWER SW
PRE
ENPHA
MIC
AMP
ANALOG
SWR5
REG
R5
REG
T5
R5
T5
Q22: 2SA1577 Q
IC3D: NJM2902V
IC3C: NJM2902V
CTCSS
TONE
RMUT MMUT
Q35: 2SC4116 GR
DTMF
MTONE
CTCSS
DTCS
Q36: 2SC4116 GR
R5C
T5C
IC12: NJM2904V
IC8: HD64738747H
CPU
LCD
KEY
MATRIX
EEPROM
IC7: HN58X2432TI
X2: CR-663
(9.2 MHz)
T3, T4 T1, T2 T4
COMMON LINE
TX LINE
RX LINE