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SECTION 11 BLOCK DIAGRAM
11 - 1
FRONT UNIT
RF UNIT
MAIN UNIT
Explanatory notes
FM IF IC
JACK
UNIT
VR
UNIT
IC501
S
-
812C30AMC
DS510
M4
-
0078TAY
-
2
LCD
EXPAND
MCON PTTSW
PTT
SW
PWR
CTRL
AFONO
AFON
VCC
PTTI
EPTT
EXPAND
D505/D506
DAP222
SP/ESP
SW
Q512
UNR9213J
Q513
UNR9213J
IC509
NJM12904V
IC508
TDA8547TS
IC509
NJM12904V
LRES
CLI
CLO
KR
FSCL
FSDA
RES
EPTT
AFONO
PTTI
PTTSW
MDET
IC13
CD4053B
IC9
NJM12902V
D42
DAP222
IC15
AN6123MS
IC14 CD4053B
MUTE
RMUT
BEEP,BEPO
RMUTO
DA6
AMP
VOXV
DA5
MUTE
SW
IC4
M62364FP
IC4
M62364FP
IC4
M62364FP
Q45
2SK3019
IC4
M62364FP
IC4
M62364FP
IC4
M62364FP
IC17
NJM12902V
Q34
UNR9213J
IC17
NJM12902V
DUSE
CENCO
-
2
REM
CTCSS
/DTCS
SW
IC13
CD4053B
IC14
CD4053B
IC22
CD4053B
IC10
BU8874F
Q44
UNR9113J
Q28
XP4601
DTMF
DEC
DTMF
PD
IC14
CD4053B
NWC1
NWC2
DUSE
DTPD
SCRM
IC17
NJM12902V
TEMP
MDET
AFVI
VOXV
MDIO
MSCK
PMFM
DAST
PWON
PLST
DASW
TMUT
T5C
R5C
S5C
NOIS
POSW
MTCK
BEEP
ISENS
BATV
LVI N
RSSI
MDWN
ANASW
UNLK
MRDF
EMPH
MTDT
MDIR
DSP
OPTION
MIC
J1
J2
BUSY
PTTI
PTT0
OPT1
OPT2
OPT3
EXST
SSO
SCK
EXOE
CCS
CIRQD
CSO
CSI
CCK
DPDN
DRES
EXPAND
RESET
RES
CPU
IC24
CD4094B
IC8
S
-
80942CNMC
OPV1(DASW)
OPV2(PMFM)
OPV3(EMPH)
SIDE3
PTTSW
SW
-
167
SKHLLFA010
SW
-
167
S4
S3
S5
S6
SW
-
167
SIDE2
SIDE1
S702
EVQ
-
PUL
EMER
MMUT
RMUT
CCS
CIRQA
CSO
CSI
CCK
UT
-
109R
UT
-
110R
MCOT
SIG
+5V
D
-
IF
+5V
VCC
SENC
SDEC
MD1
CDEC
X4
CR
-
818
DDSO
DDAC
DDST
RSSI
Q10
3SK293
IC20
M62334FP
D/A
IC18
HD64F2268TF
TLVA
RLVA
SCK
DSDA
D23/D24
HVC375B
D22
MA2S077
Q30
TPC6103
Q31
UNR9213J
Q12 2SB1132
Q13 XP6501
Q46 UNR9213J
IC19
24LC512T
DS701
CL
-
165HR
IC6
NJM2870
Q11 2SK1829
D25 MA2S111
D26/D27 DA221
RF
AMP
AGC
BPF
ANT
SW
T5V
T5C
S5C
S5V
S5V
VCC HV
PWON
CPU5+5V
PWR
SW
+5V
T2
TMUT
MUTE
SW
PWR
DET
ANT
SW
D604/D605
RB706F
Q604 XP6401
Q605 2SC4081
Q601
RD07MVS1
Q602
RD01MUS1
Q603
2SC5110
D14 1SV308
D15 MA2S077
IC601
TA75S01F
APC
AMP
PWR
AMP
PRE
DRIVE
PRE
DRIVE
TX/RX
SW
D601/D603
1SV307
LPF LPF
from Battery
BATT +
BATT
-
ANTENNA
136
-
174MHz
LPF
HV
ISENS
ISENS
Q606
UNR9213J
T5V
R5C
CSFT
+5V
RLED
TLED
LED
SW
Q701 : XP1214
R704
AFVI
PWRSW
TP76NOON
POSW
PWR
CTRL
D36
DAN202U
CBI0
CBI1
CBI2
CBI3
1
3
4
6
7
9
A1
S701
TP70TF5163
B1
A2
B2
A3
C1
C2
C3
B3
2
5
8
X2
CR
-
764
R5V
EEPROM
ESCL
ESDA
R5V
Q16 2SA1577
Q15 2SA1577
IC9
NJM12902V
VREF
VREF
CPU5V
Q14 2SA1577
T1
T2T1
CENC0
-
2
DMI
DMO
VREF
DISC
VCC
AFONO
BEPO
DISC
AFOUT
REM
PM/FM
SW
Digi/
Ana
Digi/
Ana
DATA
SW
AMP
DET
DASW
DAFO
MODD
IC9
NJM12902V
Digi/
Ana
DASW
MOD
BAL
DA4 DA2
PTTI PTTO
AMP DA7
PMFM DASW
LPF
SENC
TENC
LPF
Pre
-
Emph
VREF
MCOTMCIN
AF
AMP
ALC
AMP
DA3
IC508
TDA8547TS
SP1
+
-
AF
AFO
2403
3
4
1
2
7
8
9
5
6
RES
VCC
OPTV
EMIC
EPTT
CLI
CLO
MP801
MC501
MIC SW
PTTI
EMPH
PTTSW
AMP
MCIN
Q506 : UNR9113J
Q515 : 2SK3019
Q516 : UNR9213J
SKB
-
2746 LPC
CLONE
Cable
EM
-
80
EM
-
89
HM
-
131
AF
AMP
MDET
AF
AMP
AF
AMP
D502/D503 : MA2S111
Q505 UMG2N
Q514 UNR9113J
Q501 : 2SB1132
Q502 : XP6501
D508 : DAN202U
IC9 NJM12902V
D41 MA2S111
IC13
CD4053B
De
-
emph
EMPH
AMP
MIC
AMP
HPF
Digital
HPF
HPF LPF
LPF
AMP
LIMIT
AMP
Comp
Expand
Pre
-
Emph
De
-
Emph
De
-
Scram
IC5
AK2346
X3
CR
-
765
EPTT
NWC1
MUTE
SW
FI4
FL
-
335
XTAL
BPF
XTAL
BPF
X2
BUFF
LO
AMP
VCO
SW
MUTE
SW
N/W
SW
46.35MHz
Q37
3SK324
LPF
182.35
-
220.35MHz
D28/D29
HVC350B
BPF
T2
N/W
SW
D
-
IF
Q38
2SC4116
D30 MA2S077
D31 MA2S077
Q24 UNR9213J
TX : 272
-
348MHz
RX : 364.7
-
440.7MHz
PLST
SSO
SCK
Q18
2SC4116
X3
TCXO
REF
DA8
CPU5
BAL
15.3MHz
AMP
X1
CR
-
826
BPF
COMMON LINE
TX LINE
RX LINE
VOLTAGE LINE
DATA LINE
IC1
LMX2352TM
Q33
2SK880
IC21
NJM2125F
IC4
M62364FP
D33 DAN235E
Q26 UNR9113J
FI2
CFWC450G
D32 DAN235E
IC3
TA31136FN
X5
CDBC450CX24
UNLK
NWC2
R5V
NWC2
450KHz
FI3
CFWKA450KHFA
R5V
SQL DET RSSI NOIS
D9
1SV239
D10
HVC375B
Q32
2SK3019
D5/D6 1SV284
D3/D4 1SV284
TLVA
RLVAOUT1
OUT0
BUFF
AMP
Q25
2SC4215
MOD
BPF
CERAMIC
BPF
CERAMIC
BPF
N/W
SW
N/W
SW
T5C
MOD
LV
ADJ
LV
ADJ
LV
SW
LOOP
FIL
RIPPLE
FIL
Q17 2SC4116
D13 MA2S111
PLL
IC
LVIN
BUFF
S5V
LV
ADJ
D34
DAN235E
D35
DAN235E
Q5
2SC5107
Q21/Q22 XP1214
Q23 UNR9213J
Q3 : 2SC4226
D11/D12 : HVC376B
Q2 : 2SC4226
D7/D8 : HVC376B
Q1 : 2SC422
RX VCO1
RX VCO2
TX VCO
6
D1/D2 : HVC376B
Q4
2SC5107
Q6
2SC4226
OUT1
R5V
FI1
FL
-
401
R5V
NWC1NWC1
Q42
2SC4116
Q41
2SC4116
Q27
UNR9113J
D37
MA8051
Q35
UNR9213J
MD
SW
DET
LPF AMP
DTPD
+5V
Scram
AFOUT
CDEC
DET
DISC
AFONO
FSDA
FSCL
DS501
-
3 SML
-
A12MT
DS504
-
9 SML
-
310MT
Q507 : UNR9213J
Q508 : DTA114EU
Q509 : DTB123EK
LED SW
SPCON
KR
10KEY
MATRIX
+3V
REG
FSDA
FSCL
LIGH
IC505
M62320FP
IC506
M62320FP
KR0KS0
KR1KS1
KR2KS2
KR3KS3