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SECTION 10
BLOCK DIAGRAM
10 - 1
VOLTAGE LINE
Explanatory notes
TX LINE
RX LINE
COMMON LINE
DATA BUS LINE
ANT
HPF
HPF
BPF
APC
CTRL
HEAT
SENS
X1
CR-813
LPF
X3
CDBC450CX24
RF
AMP
DRIVE
PRE
TX/RX
SW
AMP
BPF
SW
SW
CERAMIC
LO
AMP
MC1
LPF
LPF
FIL
LOOP
PLL
IC
ANT
SW
FIL
LOOP
ANT
SW
LPF
LPF
I F
AMP
BPF
XTAL
BPF
J 4
BPF
RF
AMP
BPF
AM
DET
BUFF
AMP
SP1
RF
AMP
LPF
BPF
E
UP
DN
AF
AMP
LO
AMP
LPF
LPF
HPF
RF
AMP
HPF
RF
AMP
DRIVE
AMP
BPF
CERAMIC
C
N
U
F
1
S
T
T
P
2
S
LPF
AF
AMP
C
3
R
C
S
3
+
C
X
T
U
X
T
V
X
T
C
C
B
C
F
H
C
F
H
V
C
F
H
U
C
0
0
8
T
T
A
C
A
R
T
V
3
_
C
B
V
3
_
F
H
V
3
_
F
H
V
V
3
_
F
H
U
V
3
_
0
0
8
UHF
VHF
K
C
P
A
D
P
B
T
S
V
N
O
F
A
BC
T
FI
H
S
V
C
1
V
C
2
V
C
3
V
800
C
1
V
C
3
V
C
2
V
N
O
C
P
1
L
B
D
2
L
B
D
A
D
P
K
C
P
B
T
S
P
PSET
FUNC
T
FI
H
S
WFM
A
D
P
K
C
P
B
T
S
V
P
E
E
B
BEEP
LI
F
F
A
AM
TCON
BC
HF
VCO BOARD
RF
ENC
+
-
BATT
DOUBLER
UHF_Tx(400-479) MHz
VHF_Tx(136-174) MHz
0.5- 76 MHz
0.5-30 MHz
SW
30-76 MHz
FLo=101.655- 235.145 MHz
SW
FM/AM_46.35 MHz
WFM/FM
SW
SW
SW
SW
300-500 MHz
500-999 MHz
76-300 MHz
SW
SW
SW
FLo=44.85- 122.345 MHz
AGC
10V
FM IF IC
SW
AGC
SW
AF FIL
AF VR
15.3MHz
×
3/
×
1
AFVCC
PSET
RFI
RFO
LO
CLONE
BUFFER
CTCSS
FIL
CTONE
RTONE
LCD
INITIAL
KEY
MATRIX
CPU
EEPROM
RESET
CPU3V
+3V
REG
CPU3
REG
VCC
+3V
CPU3V
T3
REG
VTX3
+3V
+3S
REG
R3V
REG
+10V
DC-DC
REG
+3V
+3S
R3V
+10V
AF
REG
AFVCC
UTX3
R3V
R3V
R3V
SW
SW
SW
TUNE
CTRL
SHIFT
CLOCK
SHIFT
D/A
DTCSET
MODSET
FSET
VCC
MIC
AMP
IDC
MOD
VOL
DTCSET
BEEP
CTCOUT
SPLT
FIL
MOD
VOL
MOD
NOISE
RSSI
TEMP
DUD
DCK
SW
SW
SW
LEVEL
CHANGE
PSET
LED
VCC
TX3
UTX3
FUNC
WFM_14.85 MHz
Q3:RQA003
Q2:2SC5998
D2:MA6S121
Q1:2SC5006
D1:HVC132
BACK
LIGHT
DS1:SML512MW
PTT
SW
CTRL
VCO
REG
CTRL
D16:1SV308
D17:1SV308
D12:1SV308
D13:1SV308
Q15:UNR9210J
Q16:UNR9210J
Q17:XP1115
Q18:2SC5508
D14,D15:MA2S077
Q19:2SC5108
Q14:2SC5108
Q2:2SC5108
VCO
SHIFT
CTRL
Q5:UNR9210J
D2,D3,D4:
MA2S077
Q8,Q11:2SC5006
D5:1SV286
D9:1SV308
430M
144M
50M
D6:1SV286
D10:1SV308
: 2 S C 5 0 0 6
Q9,Q12
D7,D8
D11:1SV308
Q10,Q13
: 2 S C 5 0 0 6
:HVD328C
Q4:UNR9114J
Q3:XP1114
Q1:XP4601
D1,D18:1SS400
PA BOARD
VCC
LV1
LV2
LV3
MOD
FIN
50_3V
144_3V
430_3V
+3S
REVERSE
AMP
XMOD
DTCS
FIL
DTCS
R3V
MODSET
MMUTE
D41:1SV308
D45:1SV308
D37:1SV308
D34:1SV308
D38:1SV308
D35:1SV308
D44:1SV308
D43:DAN235E
D30:DAN235E
D39:HVD328C
D16:1SV308
D21:1SV308
D22:1SV308
D23:1SV308
D18:DAN235E
Q38:2SC5006
D29:DAN222
D53:1SV308
Q42:FH102
D28:HVD328C
D31:HVD328C
D27:MA2S077
D36:MA2S077
D55:HVC350B
Q43:FH102
D26:HVC375B
D32:HVC375B
D46,54:1SV308
Q45:2SC5277
D33:HVD328C
D40:HVD328C
Q39:2SC5277
IC16
µ
PC2757TB
D17:DAN235E
D14:DAN235E
FI2:SFECS14M8DA0001
F I 3 : F L - 3 9 3
Q9:2SC5006
D13:MA2S111
Q52:UNR9213J
Q51:XP1114
WFM
IC15:TA31136FNG
D12:DAN235E
D10:DAN235E
FI1:ELFY450E
IC14:TC4S66F
AFFIL
Q19:XP6501
Q20:XP6501
D9:MA2S728
Q18:UNR9115J
Q10:XP6501
Q28:2SJ144
D5:1SS400
Q12:2SC4617
IC7:SM6451B
IC9:NJM2070M
Q46:XP1501
Q47:2SA1576
IC5:LM2904PWR
Q8:UNR9115J
IC8:LMV324IPW-d
IC8:LMV324IPW-c
IC8:LMV324IPW-a
IC8:LMV324IPW-b
PTT
DET
Q41:UNR9213J
Q37:2SC4213
Q34:2SJ144
D6:MA8051
Q14:2SA1832
X2:CR-807
Q29:2SC4617
D51:1SV308
D52:1SV308
Q48:2SJ144
IC18:ADF4110BCPZ
Q59:UNR9113J
Q60:XP1110
IC19:TC7S66FU
IC22:TC7W66FU
7.325MHz
Q5:UNR9213J
IC13:BH2220FVM
IC12:TC7W04FU
Q30:XP4601
D11:1SS400
Q13:2SC4617
Q11:2SK880
Q56:2SC4617
Q54:2SK880
IC17:LMV321IDCK
Q31:XP6401
Q50:UNR9215J
KEY
BACK
LIGHT
Q2:2SC4617
DS2-DS5
:SML-512MW
LIGHT
IC2:R3112N291A
IC1:HN58X24256FPIE
LCD
LIGHT
BACK
Q22:2SC4617
LED
IC10:R1111N321B
IC11:R1111N321B
Q1:UNR9113J
Q24:UNR9211J
Q26:2SA1576
Q25:XP1501
Q27:XP1113
Q4:2SA1588
Q3:XP1501
Q6:2SA1588
Q61:2SC4617
Q62:2SC4617
Q7:2SC4617
D3,D4:RB876W
X4:CSTCR6M75G53
6.73 MHz
Q40:XP1113
Q36:XP1113
Q35:XP1113
ATT
Q32:XP4601
FSET
+10V
+10V
PUL
PTT
WFM/FM
SW
WFM
Q17:UNR9213J
Q16:XP1114
TX/RX
LED
Q49:XP4214
LEDR
LEDG
DS8:BRPY1211C
FLo=253.65- 485.145 MHz
FLo=514.85- 985.140 MHz
2ndLo=45.9MHz(FM/AM)
2ndLo=15.3MHz(WFM)
ATT
ATT
ATT
IC4:M30220FCRP
REF
2 n d L o
Q44:UNR9213J