Icom IC-F3061S Service Manual page 67

SECTION 11 BLOCK DIAGRAM
IC4
M62364FP LVIN
CPU5
DA8
IC21 X1 IC1
NJM2904V CR-826 LMX2352TM
REF 15.3 MHz
AMP TCXO
BAL
Q18
PLST
2SC4116
×3 SSO
SCK
UNLK
X5
CDBC450CX24
Explanatory notes
IC3
CONTROL LINE BPF
TA31136FN
COMMON LINE
TX LINE FM IF IC
RX LINE
DATA LINE
VOLTAGE LINE
SQL DET RSSI NOIS
FRONT UNIT
IC501
DS510 LIGH Q507 UNR9213J
S-812C30AMC
M4-0078TAY-2 Q508 DTA114EU
LED SW
Q509 DTB123EK
+3V
REG
LCD FSDA DS501-3 SML-A12MT
FSCL DS504-9 SML-310MT
Q505 UMG2N
IC505
Q514 UNR9113J
M62320FP
D502/D503 MA2S728
MCON PTTSW
IC506 PTT PTTI
EXPAND
M62320FP EPTT SW
EXPAND
KR0KS0 AFONO
SPCON
KR1KS1
KR2KS2 AFON
D505/D506 Q512
KR3KS3
DAP222 UNR9213J
KR SP/ESP Q513 VCC
PWR
10KEY UNR9213J
SW CTRL
MATRIX
Q501 2SB1132
Q502 XP6501
D508 DAN202U
SP1
AF FSDA
+
AMP FSCL
-
IC508
TDA8547TS
IC509
NJM12904V
AF
AF AF
AFO
AMP AMP
IC508
TDA8547TS
1 VCC
2 OPTV MDET
3
4 RES
5 CLI
6 CLO
7 EMIC
8 EPTT
9
MP801
IC509
NJM12904V
JACK
MCIN
AMP
UNIT LRES AFONO
RES PTTI
EPTT MDET
PTTI
Q506 UNR9113J
MC501
Q515 2SK3019
Q516 UNR9213J
D504 MA2S111
MIC SW
AFONO
PTTSW
MCON
RXVCO1
Q17 2SC4116 Q1 2SC4226
D1 HVC383B
RIPPLE D2 HVC350B-E
S5V
FIL
Q19
D2
2SK880
HVC350B
BUFF
RXVCO2
LV Q2 2SC4226
ADJ D5 HVC383B
D6 HVC350B-E
PLL LOOP
IC FIL
D6
Q32
HVC350B
2SK3019 TXVCO
OUT1 RLVA Q3 2SC4226
LV LV D9 HVC383B
OUT0 SW ADJ D10 HVC350B-E
TX : 400-520 MHz D10
RX : 353.65-473.65 MHz
HVC350B
TLVA LV
BPF
ADJ
D16 MA2S077
D11
D17 MA2S077
R5V MA368
MOD
MOD
D35
DAN235E
N/W
AMP
Q25 SW
2SC4215
D-IF
D33 DAN235E
BUFF
Q26 UNR9113J
NWC1
Q24
CERAMIC
NWC2
N/W FI2 2SC4116
BPF
SW CFWC450G
D32 DAN235E
CERAMIC
NWC2
450 KHz N/W
BPF
SW
CP4
FI3
CDEC
CFWKA450KHFA
CP3
DET
DISC
CP2
AFOUT
IC13 CP6
CD4053B
EMPH De-
emph
IC9 NJM12902V
D41 MA2S111
AMP VOXV AMP
IC4
M62364FP
BEEP,BEPO
DA5
MIC
HPF
AMP
D42
DAP222
RMUT
MUTE
RMUTO
SW Digital
IC4
M62364FP
AF
DA6 MUTE
IC14 CD4053B
MCIN MCOT IC9 IC15
NJM12902V AN6123MS IC4
M62364FP
ALC
AMP
AMP BAL
DA4
VREF
IC4 Q43
Pre-
2SK3019
Emph M62364FP
MOD
IC13 Digi/
DA3
CD4053B Ana
CLI
CLO
KR
EMPH DASW
FSCL
FSDA
11 - 1
Q4 Q6 D14 1SV308 Q7 Q603
2SC5107 2SC5107 D15 MA2S077 2SC5107 2SC3356
TX/RX PRE
LO
BUFF BUFF
SW DRIVE
AMP
Q21/Q22 XP1214
Q23 UNR9213J
OUT1
VCO
SW R5V
Q5
2SC5700
BUFF LPF
353.65-473.65 MHz
FI1 D34
FL-401 DAN235E
XTAL N/W 46.35 MHz
BPF SW
Q42
Q9
2SC4116
3SK324
Q27
UNR9113J
MAIN UNIT
MUTE NWC1
SW
Q40
NWC1 UNR9113J
XTAL
+5V
DTMF
BPF
Q41 PD
DTPD
2SC4116
FI4
FL-335
MUTE
SW
Q28
XP4601
NWC1
DET
LPF AMP
D37
MA8051
Q35
UNR9213J
EPTT
MD
SW
X3
CR-765
IC5
AK2346
De- De-
Expand HPF LPF AMP
Emph Scram
Pre- LIMIT
Comp Scram
HPF LPF
Emph AMP
PMFM DASW
IC13 IC14
CD4053B CD4053B
PM/FM Digi/
SW Ana
IC4 IC9 IC4 IC17
M62364FP NJM12902V M62364FP NJM12902V
TENC
DA2
AMP DA7 LPF
Q34
UNR9213J
CTCSS
/DTCS
IC17
SW
NJM12902V
SENC
LPF
PTTI PTTO
RF UNIT
D604/D607
RB706F
PWR
DET
Q602 Q601
RD01MUS1 RD07MVS1
PRE
PWR
LPF LPF
DRIVE
AMP
Q606
IC601
UNR9213J
TA75S01F
D606
MUTE
MA2S111
SW
APC
AMP
RSSI Q11 2SK1829
AGC
D25 MA2S111
D28/D29 Q10 D21-D24
HVC350B 3SK293 HVC350B
RF
BPF BPF
AMP
T1 T2
IC20
M62334FP T1
SCK
DSDA
TLVA
T2
D/A
LVIN UNLK
RLVA
ISENS
IC10 DDSO IC18
BU8872F DDAC
HD64F2268TF
DDST
DTMF
DEC
X4
RSSI NOIS BEEP
CR-818
PLST
CDEC
DASW PTTO PTTI
S5C T5C PMFM
R5C TMUT EMPH
MD1
SDEC
SENC
CENC0-2
TEMP
ANASW
MDET
AFVI DATA
SW RES
VOXV
DASW
IC22
IC14 CPU5
CD4053B
RESET
CD4053B J2
DET D-IF IC8
Digi/
S-80942CNMC
Ana DAFO
CCS
CIRQD
CSO
+5V
CSI
IC17
NJM12902V VCC CCK
MODD
DMI
AMP
EXST
DMO SSO
DPDN IC24
SCK
VREF CD4094B
DRES EXOE
EXPAND
DISC
NWC1 NWC2 DUSE DTPD SCRM
J1
MIC
MCOT BUSY
MMUT
RMUT
CENC0 -2
CCS
REM +5V
CIRQA
OPT1 CSO
VCC
OPT2 CSI
AFONO OPT3 CCK
BEPO OPV1 (DASW)
DUSE OPV2 (PMFM)
DISC OPV3 (EMPH)
AFOUT
REM
ANTENNA
400-520 MHz
D601-D603
1SV307
ANT
LPF
SW from Battery
TMUT
VCC HV
Q30
T2
TPC6103
+5V
Q31
Q14 2SA1577 PWR UNR9213J
S5V SW
PWON
S5V
S5C
+5V CPU5
Q15 2SA1577
D19 T5V
1SV308 Q12 2SB1132 IC6
T5V
Q13 XP6501 NJM2870
ANT
Q8 UNR9213J
SW
IC9
T5C
NJM12902V
Q16 2SA1577
R5V
VREF
R5V
CPU5V
R5C VREF
IC19
24LC512T-I/SM
ESCL
ESDA
EEPROM
CSFT
D38
MA2S077
SHIFT
SW
CPU X2
CR-764
PWON
+5V
DS701
CL-165HR
RLED
LED
TLED
SW
Q701 XP1214
R704
POSW
AFVI
PWR PWRSW
CTRL
D36
DAN202U
CBI0
CBI1
S701
CBI2
CBI3
CH
SELECT
EMER
SIDE1
SIDE2
SIDE3
VR
UNIT
PTTSW