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10 - 1
SECTION 10
.
BLOCK
DIAGRAM
ANT
SW
MC701
AMP
VCO
SW
APC
AMP
LPF
PWR
AMP
S4
HPF
AF
AMP
AMP
ALC
AMP
X1
LPF
AMP
LPF
BPF
AMP
SP1
BATT +
R502
LPF
BPF
LPF
LPF
PWR
DET
BUFF
DRIVE
PRE
BPF
XTAL
AMP
AF
AMP
TX/RX
SW
AMP
RF
AMP
HPF
BUFF
LPF
X4
AMP
BPF
PLL
IC
FIL
LOOP
HPF
FIL
RIPPLE
LIMIT
AMP
X6
MIC
AMP
X2
BPF
EEPROM
LO
AMP
BPF
XTAL
DRIVE
PRE
BATT -
LPF
AMP
BPF
CERAMIC
BPF
CERAMIC
AMP
AF
AMP
ANT
SW
BUFF
BUFF
BUFF
S3
S2
S1
AMP
AMP
AMP
BPF
CERAMIC
DS710
S717
BUFF
AMP
AMP
AMP
AMP
Q41,D23
IC5
MAIN-A/B/C
NOIS
IC706
DASW
CSO
IC12
IC6
ADJ
D13
D14
PWRSW
Q32,D9
Q39
PMFM
MCIN
DET
MODA
S5C
S5V
NWC1
Q38
IC36
MODA
T2
SSO
Ana
DAFO
FSDA
EXPAND
CENC0-2
IC9
KS2
IC6
SW
Q603
PM/FM
DET
IC9
RF-A/B/C UNIT
Q21
RSSI
FI4
PTTSW
CIRQM
VCC
SENC
T2
ADJ
SW
CPU5
DTMF
TLVA
PWR
TLVA
EPTT
IC706
IC702
IC9
LVIN
DEC
DTPD
T1
TMUT
RLVA
AGC
Scram
IC4
CPU5
DA4
DMO
IC35
AFVI
Q602
De-
FI3
Emph
LCD
SENC
IC9
T5V
Q31,D11
SPCON
10KEY
IC12
from Battery
LV
IC33
Q6
De-
KR3
Expand
X3
DSDA
D17/D18
CSI
FM IC
Q24
TCXO
T1
ESDA
AF
DA7
CSI CSO
KR1
LV
EXPAND
EMER
SCK
KS1
IC8
AF
DA6
SCK
PWON
Q30,D10
D16
Digi/
ADJ
AFO
DDSD
RES
KS3
AFON
SW
CCS
EPTT
X3
LIGH
Q33
BAL
IC15
R5V
SDEC
Q601
Q2
Scram
Q7
PLST
DISC
D12
VCC
RSSI
IC8
EMIC
FRONT UNIT
+5V
+5V
SW
Digi/
Q16,Q17
KR0
MUTE
N/W
T2
D15
EMPH
IC8
IC1
CPU5V
KR2
HV
MUTE
Q22
CPU
D605-D607/D609
D/A
MOD
R5V
IC703
Q40
FSCL
KS0
DA8
BAL
T5C
Pre-
LV
DASW
S5V
De-
DMI
D603
VOXV
S5V
REF
IC10
D8
Emph
DET
NWC1
Q34
Q9
T5V
RLVA
CDEC
D604/D608
IC11
CCS CIRQD
emph
Q604
Q4
Q23
IC14
DA2
R5V
UNLK
ESCL
Q35/Q36
DDAC
Comp
DDST
D21,D22,D24,D25
N/W
OUT1
CSFT
OUT0
OUT1
VREF
IC3
VREF
VREF
Digital
JACK
UNIT
MIC
SW
Q708
Q709
+3V
REG
Q704
IC704
CBI0
CBI1
CBI2
CBI3
VR UNIT
TEMP
VOXV
46.35MHz
IC12
CENC0-2
TENC
IC3
NOIS
DASW
RSSI
PWON
LVIN
BEEP
PLST
EMPH
PMFM
TMUT
T5C
UNLK BATV
S5C
NWC2
FI1
NWC2
FI2
SW
N/W
SW
N/W
Q11
CIN
DISC
RESET
IC34
RES
BEEP,TONE
IC9
DA5
IC3
MODD
Ana
D5/D7
Q37/Q51
D19,D20,D39
D26
Q8
SW
MUTE
NWC1
SW
MUTE
Q27
Q29
Q28
D1
Q18
Q3
DASW
+5V
Q10
DTMF
PD
IC9
Ana
Digi/
RMUTO
IC28
SW
MD
EPTT
D37
Q49
DUSE
Q12
CTCSS
MCIN
IC705
Q19
/DTCS
SW
IC705
LV
Q25
DIF
FSCL
FSDA
SW
LED
Q701
Q705
DS701-6
DS707-9
Q702
DS711
VCC
Q706
D704
Q707
Q703/Q711
SP/ESP
SW
PWR
CTRL
D2/D38
PWR
CTRL
MATRIX
D702/D703
COMMON LINE
TX LINE
RX LINE
DATA LINE
Explanatory notes
SW
15.3MHz
450KHz
SW
MD2
KR
Q710
MDET
PTTSW
450-520MHz
Q42
TX:700-1040MHz
RX:607.3-947.3MHz
D705
MCON
IC601
CH
SELECT
CPU5
SHIFT
SW
D34
ISENS
R5C
R5C
S501
MCON
CONTROL LINE
RES
LRES
SIDE2
SIDE3
PTTO PTTI
14PIN
MP801
CLI CLO
IC13
IC3
VREF
Digi/
IC7
Ana
EPTT
IEPTT
IEPTT
IPTT
DA3
IC9
TONE
VCC
SW
Q14,Q15
R5C
400-470MHz
350-400MHz
+5V
SIDE1
IC24
DSP
IC23
LINEAR
CODEC
IC29
TCXO
X5
SW
SHIFT
Q46
CLKIN
TSW
BDX1 BDR1
BCLKX1 BFSX1
12.288MHz
BCLKRO
BFSRO
BDRO
DIF
FLASH
IC25
BDRO
BDXO
BCLKXO
DASW
ATT
D3/D4
D3/D4
Q18
RXAF
Q5
A/D
IC22
IC16
FI5
Q712
SW
+5V
TLED
RLED
LED
EMER
POSW
NWC2
IC27
CCK DRES
IC26
D29/D30
DRESET
CCLK
CCS CSO
D31/D32
OPV3
16bit
+5V
CCK
CSI
IC707
Accelero
CSO
CCS
meter
IC708
CIRQM
IC701
CSI
IC20
IC19
IC21
CCLK
CCSI COUT
CCSI
Q45
OPT3
CLI CLO
CP701
J5
J701
+5V
PTTI
J702
PWON
BATV
CCK
OPT3
EMPH
TLED
RLED
MDET
CLO
FSDA
KR
PTTI
IEPTT
FSCL
CLI (EEMR)
TONEA
MICA
IC18
IC17
GPIO7
VREF
IC3
SDEC
SDEC2
GPIO2 GPIO3
MSCK MTCK MTDT
MDIR MDIO MRDF
DPDN
NWC1
DPDN
DTPD
DUSE
RMUTE
DPDN
GPIO5
CIRQO
CIRQO
OPT3
CLI
RLED
CCS
FSCL
IEPTT
CSI
KR
TLED
CLO
CSO
FSDA
CCK
EMER
EMPH
MDET
MDET
PTTI
DRES
LRES
LRES
OPT2
SSO
GPIO4
DA1
DET
IC9
SQL
GPS
G_TXD
OPT1
J3
LRES
KR
EEMR
LRES
PTTI
PTTI
IC2
+3.3V
REG
DC/DC
+3.3V
1.35V
IC32
CIRQ
CIRQ
CIRQM
CIRQD
D36
CIRO
Q44
AMP SW
+5V
GPI01
DMO
SW
BUFF
BUFF
OR
BUFF
BUFF
BUFF
BUFF
BUFF
R5V
+3.3V
BUFF
Q713/Q714
IC709
Q52
CHASSIS
EP1