Icom IC-4061T, Service Manual

Page: 39 / 47

11 - 1
SECTION 11 BLOCK DIAGRAM
ANT
SW
MC501
AM P
VCO
SW
APC
AMP
LPF
PWR
AMP
S3
HPF
LPF
AF
AM P
AM P
ALC
AM P
X3
CR-765
LPF AM P LPF
BPF
AM P
SP1
BATT +
R704
LPF
BPF
LPF
LPF
PWR
DET
BUFF
DRIVE
PRE
BPF
XTAL
DS701
CL-165HR
S702
AM P
AF
AMP
TX/RX
SW
AMP
RF
AM P
HPF
BUFF
LPF
X5
CDBC450CX24
AM P
BPF
PLL
IC FIL
LOOP
HPF
FIL
RIPPLE
LIMIT
AM P
X2 CR-764
MIC
AM P
X4
CR-818
BPF
EEPROM
ANTENNA
LO
AM P
BPF
XTAL
DRIVE
PRE
BATT -
LPF
AMP
BPF
CERAMIC
BPF
CERAMIC
AM P
AF
AM P
ANT
SW
BUFF
BUFF
BUFF
S6 S5 S4
AM P
AM P
BUFF
AM P
ALC
AM P
2SK1829
IC21
MAIN/MAIN-A UNIT
NOIS
2SC4116
IC508
DASW
Q11
KR
NJM12902V
IC13
XP4601
D -IF
ADJ
D11
MCOT
D2
PWRSW
Q3:2SC4226
TDA8547TS
Q10
PMFM
M CIN
DET
MOD
S5C
S5V
NWC1
D9:HVC383B
Q5
XP1214
CDEC
2SC3356
IC19
MOD
T2
SSO
IC4
Ana DAFO
TLED
FSDA
EXPAND CENC0-2
IC4
KS2
2SC4215
IC13
SW
Q 601
PM/FM
CD4053B
D5:HVC383B
DET
NJM2870
NJM12902V
CCK
M62364FP
RF UNIT
Q18
EMER
RSSI
OPT2
M62364FP
FI4
PTTSW
FSDA
VCC
HVC350B
SENC
CSO
M62364FP
CCK
T2
OPT1
ADJ
SW
CPU5
DTMF
OPV2(PMFM)
1SV307
TLVA PWR
TLVA
EPTT
IC508
IC505
IC4
CR-826
LVIN
DEC DTPD
Q30
T1
TMUT
RLED
AK2346
RLVA
HVC350B
AGC
Scram
IC5
CPU5
DA4
DMO
IC18
AFVI
MIC
NJM12902V
Q602
De -
FI1
Emph
LMX2352TM
LCD
SENC
IC4
T5V
Q2:2SC4226
SPCON
CL I
AFOUT
TA31136FN
10KEY
RD07MVS1
REM
PTTI
IC17
from Battery
LV
IC20
2SA1577
De -
KR3
Expand
D1:HVC383B
X1
MCOT
DSDA
M62364FP
D 28/D29
FSCL
IF IC
Q17
TCXO
HVC350B
T1
ESDA
AF
DA7
NJM2904V
CSI
FL-401
KR1
LV
EXPAND
CLO
+5V
Q16
SCK
KS1
IC14
AF
M62320FP
DA6
2SC5107
HVC350B
SCK
PWON
Q1:2SC4226
2SC5700
D34
Digi/
ADJ
Q15
AFO
2SC4116
AN6123MS
DAN235E
RD01MUS1
DDSO
RES
KS3
AFON
SW
CL I
EPTT
X3
LIGH
BEPO
M A2S111
Q9
BAL
IC3
R5V
SDEC
Q603
Q28
Scra m
IC14
2SA1577
MA36 8
PLST
TDA8547TS
DISC
D10
M62364FP
VCC
2SC5107
CCS
RSSI
IC14
EMIC
FRONT UNIT
3SK293
+5V
+5V
SW
HVC350B
2SK880
Digi/
TPC6103
DET
KR0
VCC
MUT E
N/W
T2
D6
EMPH
CD4053B
IC15
CPU5V
KR2
HV
MUTE
Q19
CPU
D 601-D603
D/A
MOD
R5V
IC506
3SK324
Q6
FSCL
KS0
CSO
DA8
BAL
CSI
M62320FP
CLO
T5C
DAN235E
Pre-
LV
DASW
S5V
CD4053B
OPV3(EMPH)
De -
BU8872F
DMI
D606
VOXV
S5V
REF
Q12
CD4053B
RB706F
SQ L
IC10
D35
Emph
DET
NWC1
Q4
2SB1132 T5V
RLVA
CDEC
D604/D607
IC6
IC17
CIRQD
24LC512T
emph
Q606
2SA1577
MDET
Q25
IC1
DA2
R5V
M62334FP
UNLK
ESCL
DISC
Q21/Q22
AFONO
DDAC
U NR9213J
Comp
DDST
D21-D24
OPT3
Q14
OPV1(DASW)
N/W
AFOUT
OUT1
R5V
CSFT
OUT 0
OUT 1
VREF
IC9
NJM12902V
VREF
VREF
Digita l
JACK
UNIT
MIC
SW
Q506:UNR9113J
Q515:2SK3019
+3V
REG
IC501
S-812C30AMC
CBI0
CBI1
CBI2
CBI3
LED
SW
+5V
VR UNIT
Q701:XP1214
TEMP
AFVI
VOXV
SW
DATA
IC22
CD4053B
46.35MHz
NJM12902V
CENC0-2 TENC
REM
IC17
IC9
NJM12902V
NOIS
DASW
R SSI
PWON
LVIN
BEEP
PLST
EMPH
PMFM
TMUT
T5C
UNLK
S5C
CFWKA450KHFA
NWC2
D32
FI3
NWC2
FI2
SW
N/W
D33
DAN235E
SW
N/W
DAN235E
CFWC450G
Q13 XP6501
HD64F2506BR
J1
J2
DPDN
DRES
DISC
MDET
RESET
IC8
S-80942CNMC
RES
BEEP,BEPO
M62364FP
IC4
DA5
IC9
M ODD
Ana
AFONO
D16 M A2S077
D17 M A2S077
Q23 UNR9213J
D14
D15 1SV308
MA2S077
D25 MA2S111
D19
1SV308
Q8 UNR9213 J
NWC1
SW
MUT E
NWC1
SW
MUT E
Q42
2SC4116
Q27
UNR9113J
Q41
2SC4116
D41 MA2S111
Q26 UNR9113J
Q50
2SK3019
DASW
+5V
UNR9113J
Q40
DTMF
PD
IC4
CD4053B
Ana
Digi/
RMUT
RMUTO
D42
DAP222
CIRQA
MMUT
CCS
RMUT
SCK
EXOE
SSO
EXST
BUSY
IC24
CD4094B
EXPAND
DTPD NWC1 DUSE NWC2 SCRM
SW
MD EPTT
D37
MA8051
Q35
UNR9213J
DUSE
U NR9213J Q34
CTCSS
+5V
M CIN
IC509
NJM12904V
Q58
2SC4116
/DTCS
SW
NJM12904V
IC509
LV
Q32
2SK3019
D-IF
MUT E
SW
FSCL
FSDA
SW
LED
Q507:UNR9213J
Q509:DTB123EK
DS501-3 SML-A12MT
DS504-9 SM L-310MT
Q 508:DTA114EU
DS510
M4-0078TAY-2
AFONO
VCC
Q501:2SB1132
D508:DAN202U
Q502:XP6501
UNR9213J
Q512
SP/ESP
SW PWR
CTRL Q513
UNR9213J
DAN202U
D36
PWR
CTRL
Q31
U NR9213J
MATRIX
D505/D506
DAP222
EPTT
COMMON LINE
TX LINE
RX LINE
DATA LINE
Explanatory notes
SW
15.3MHz
450KH z
SW
POSW
MD1
KR
Q516:UNR9213J
MDET
VCC
PTTI PTTO
PTTSW
400-520MHz
Q7
2SC5107
353.65-473.65MHz
CP4
CP3
CP2
CP6
TX:400-520MHz
RX:353.65-473.65MHz
D504:MA2S111
MCON
IC601 TA75S01F
CH
SELECT
CPU5
ANASW
SHIFT
SW
MA2S077
D38
ISENS
R5C
R5C
S701
MCON
AFONO
CONTROL LINE
RES
LRES
SIDE1 SIDE2 SIDE3
PTTO PTTI
9PIN
MP801
CL I
CLO
IC25
NJM2711F
NJM12902V
IC9
VREF
Digi/
IC26
TC7W53FK
Ana
DASW EPTT
IEPTT
IEPTT IPTT
DA3
IC4
M62364FP
TONE
VCC
SW
FL-335
FL-420
NWC2
SW
N/W
Q52
2SK3019
SQ L
(MAIN-A UNIT)
D -IF
Q24
2SC4116
NJM12902V M62364FP
Emph
CD4053B
DA3
Ana
IC15
AN6123MS
Pre-
Q43
IC4
Digi/
IC9 IC13
2SK3019
VREF
DASW
EMPH
(MAIN UNIT)
(MAIN-A UNIT) (MAIN-A UNIT)
(MAIN UNIT)
(MAIN UNIT)
(MAIN-A UNIT)
HD64F2268TF
(MAIN-A UNIT)
(MAIN UNIT)
(MAIN-A UNIT)
(MAIN UNIT)
Q48 TPC6103
(MAIN-A UNIT)
(MAIN UNIT)
(MAIN-A UNIT) (MAIN-A UNIT) (MAIN-A UNIT) (MAIN-A UNIT)
(MAIN UNIT) (MAIN UNIT) (MAIN UNIT) (MAIN UNIT)
(MAIN UNIT)
(MAIN-A UNIT)
1
1
1
1
= Differ from the F4060 or F4160
1
1
1