Icom ic-f3062t Service Manual page 31

SECTION 11 BLOCK DIAGRAM
Q33
IC4 2SK880
M62364FP
LVIN
CPU5
DA8
IC21 X1 IC1
CR-826 LMX2352TM
NJM2125F
REF
15.3MHz
PLL
AMP TCXO
BAL IC
OUT1
OUT0
Q18 PLST
2SC4116 SSO
X3
SCK
D30 MA2S077
UNLK D31 MA2S077
X5
Q24 UNR9213J
CDBC450CX24
Explanatory notes IC3
BPF
TA31136FN
COMMON LINE
TX LINE FM IF IC
RX LINE
DATA LINE
VOLTAGE LINE
N/W
SW
SQL DET RSSI NOIS
FRONT UNIT
CERAMIC
BPF
IC501
DS510 Q507 : UNR9213J
S-812C30AMC LIGH FI3
M4-0078TAY-2 Q508 : DTA114EU CFWKA450KHFA
LED SW
Q509 : DTB123EK
+3V
REG
LCD FSDA DS501-3 SML-A12MT
FSCL
DS504-9 SML-310MT
D502/D503 : MA2S111
IC505 Q505 UMG2N
M62320FP Q514 UNR9113J
MCON PTTSW
IC506 PTT PTTI
EXPAND
M62320FP EPTT SW
EXPAND
KR0KS0
SPCON AFONO
KR1KS1
KR2KS2 AFON
D505/D506 Q512
KR3KS3
UNR9213J
DAP222
KR SP/ESP Q513 PWR VCC
10KEY SW UNR9213J CTRL
MATRIX
Q501 : 2SB1132
Q502 : XP6501
D508 : DAN202U
SP1 AFONO
AF FSDA
+
AMP FSCL
-
IC508
TDA8547TS
IC509
NJM12904V
AF
AFO AF AF
AMP AMP
2403
IC508
TDA8547TS
1 VCC
CLONE 2 OPTV MDET
3
Cable AF
4 RES
EM-80 5 CLI
EM-89 6 CLO
7 EMIC
HM-131
8 EPTT MCIN MCOT
9
MP801
IC509
NJM12904V
JACK
MCIN EPTT
AMP
AFONO
UNIT PTTI
PTTSW
MDET
LRES
CLI
CLO
PTTI
KR
FSCL
MC501
Q506 : UNR9113J FSDA
Q515 : 2SK3019 RES
Q516 : UNR9213J
SKB-2746 LPC
MIC SW
PTTSW
Q17 2SC4116
D13 MA2S111 RX VCO1
Q1 : 2SC422 6
S5V RIPPLE D1/D2 : HVC376B
FIL
D3/D4 1SV284
BUFF
LV RX VCO2
Q2 : 2SC4226
ADJ
D7/D8 : HVC376B
LOOP
FIL
Q32
2SK3019 D5/D6 1SV284
RLVA TX VCO
LV LV Q3 : 2SC4226
SW ADJ D11/D12 : HVC376B
TX : 272-348MHz D10
RX : 364.7-440.7MHz HVC375B
TLVA LV
BPF
ADJ
D9
T5C 1SV239
MOD
MOD
D35 FI1
DAN235E FL-401
N/W XTAL
AMP
BPF
Q25 SW
2SC4215
D-IF
D33 DAN235E
BUFF
Q26 UNR9113J
NWC2 Q38 NWC1
CERAMIC
FI2
2SC4116
BPF
R5V CFWC450G
XTAL
D32 DAN235E BPF
FI4
NWC2
450KHz N/W FL-335
SW
R5V
CDEC
DET
DISC
AFOUT
IC13
CD4053B
EMPH De-
emph
IC9 NJM12902V
D41 MA2S111
AMP VOXV Expand
AMP
IC4
M62364FP
BEEP,BEPO
DA5
MIC
HPF Comp
AMP
D42
DAP222
RMUT
MUTE
RMUTO SW Digital
IC4
M62364FP
DA6 MUTE
IC14 CD4053B
IC9 IC15
NJM12902V AN6123MS IC4
M62364FP
ALC
AMP
AMP BAL
DA4
VREF
Pre- IC4 Q45
Emph M62364FP 2SK3019
MOD
IC13 Digi/
DA3
CD4053B Ana
EMPH DASW
11 - 1
RF UNIT
Q4 Q6 D14 1SV308 Q603
2SC5107 2SC4226 D15 MA2S077 2SC5110
LO TX/RX PRE PRE
BUFF
AMP SW DRIVE DRIVE
Q21/Q22 XP1214
Q23 UNR9213J
OUT1
VCO
SW R5V
Q5
2SC5107
X2
LPF
182.35-220.35MHz
D34 D28/D29
DAN235E HVC350B
N/W 46.35MHz
BPF
SW
Q41
Q37
2SC4116
3SK324
Q27
UNR9113J
MUTE NWC1
T2
SW
MAIN UNIT
R5V
Q42
Q44 IC10
2SC4116
BU8874F
UNR9113J
MUTE
+5V
DTMF
SW DTMF
PD DEC
DTPD
Q28
NWC1
XP4601
DET
LPF AMP
D37
MA8051
Q35
UNR9213J MDWN MDIO TMUT
ANASW MSCK T5C
EPTT MD UNLK PMFM R5C
SW MRDF DAST S5C
EMPH PWON NOIS
X3
MTDT PLST POSW
CR-765
MDIR DASW MTCK
IC5
AK2346
De- De- Digi/
HPF LPF AMP
Emph Scram
Ana
MODD
Pre- LIMIT
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 CENCO-2
DA2 AMP DA7 LPF
REM
Q34
UNR9213J
CTCSS
DUSE
/DTCS
IC17
SW
NJM12902V
SENC
LPF
PTTI PTTO
ISENS
D604/D605
Q604 XP6401 RB706F
Q605 2SC4081
PWR
HV
ISENS
DET
Q602
Q601
RD01MUS1
RD07MVS1
PWR
LPF LPF
AMP
Q606
UNR9213J
IC601
TA75S01F MUTE TMUT
SW
APC
AMP T2
Q11 2SK1829
RSSI D25 MA2S111
AGC
D26/D27 DA221
Q10 D23/D24 D22
3SK293 HVC375B MA2S077
RF ANT
BPF
AMP SW
T1 T2
T1
IC20
M62334FP IC18
SCK HD64F2268TF
TLVA DSDA
D/A
RLVA
DDSO
DDAC
DDST
X4
CR-818
CDEC
CPU
MD1
SDEC
SENC
CENC0-2
BEEP
ISENS
BATV
LVIN
RSSI
TEMP
DATA
MDET
AFVI SW RES
DASW
VOXV
IC22
IC14
CD4053B
RESET
CD4053B
J2
DET D-IF
IC8
S-80942CNMC
DAFO
CCS
DSP CIRQD
+5V OPTION CSO
IC17 CSI
NJM12902V VCC CCK
DMI
AMP
EXST
DMO SSO
IC24
DPDN SCK
VREF DRES CD4094B EXOE
EXPAND
DISC
NWC1
NWC2
DUSE
DTPD
J1
SCRM
MIC
MCOT
BUSY
MMUT
SIG UT-109R
RMUT
UT-110R
+5V PTTI CCS
PTT0 CIRQA
VCC OPT1 CSO
OPT2 CSI
AFONO OPT3 CCK
OPV1(DASW)
BEPO
OPV2(PMFM)
DISC OPV3(EMPH)
AFOUT
REM
ANTENNA
136-174MHz
D601/D603
1SV307
ANT
LPF
SW from Battery
VCC HV
Q30
TPC6103
+5V
Q31
Q14 2SA1577 PWR UNR9213J
S5V SW
PWON
S5V
S5C
+5V CPU5
Q15 2SA1577
T5V
Q12 2SB1132 IC6
T5V
Q13 XP6501 NJM2870
Q46 UNR9213J
T5C IC9
NJM12902V
Q16 2SA1577
R5V
VREF
R5V
CPU5V
R5C VREF
IC19
ESCL
24LC512T
ESDA
EEPROM
CSFT
+5V
DS701
CL-165HR
RLED
TLED LED
SW
Q701 : XP1214
R704
POSW
AFVI
TP76NOON
PWR PWRSW
CTRL
S701
D36
TP70TF5163
DAN202U
CBI0 1 2
A1 C1
CBI1 3
B1
CBI2 4 5
A2 C2
6
CBI3
B2
7 8
A3 C3
9
B3
EMER
SIDE1
SIDE2
SIDE3
VR
UNIT
PTTSW