9 - 1
SECTION 9. BLOCK
DIAGRAM
ANTENNA
LPF
LPF
BPF
BPF
ANT
SW
TX/RX
SW
AF
AMP
RF
AMP
PWR
AMP
DRIVE
PRE
BUFF
LO
AMP
IF
AMP
APC
CTRL
FIL
LOOP
PLL
IC
LCD
ATT
BPF
CERAMIC
BPF
CERAMIC
BPF
XTAL
X2
D/A
+5
REG
+8
REG
J3
SP1
W6
T8
REG
MATRIX
X1
DRIVE
AMP
LPF
BUFF
X3
BPF
LPF
HPF
LPF
LPF
MIC
AMP
CTCIN
LIMIT
PWR
DET
D24-D25
D29-D32
D27,D33
IC9b,Q31
HV
Q29
D12-D13
IC10
Q17
Q14,D10-D11
Q13,D7-D9
D28
IC9c,D26
D23
FI3
D22,D34
Q27
D17
REF
OSC
X1
IC1
HVSW
C5V
REG
C5V
+8V
SW5V
SWHV
Q23-Q25
IC8
IC6
Q15-Q16
SWHV
T8V
R5V
R5
REG
VCO8
T8V
VCO
SW
Q6-Q8
IF DET-IC
FI1
FI2
W/N
SW
Q4,D1-D2,D5-D6
DC AMP
Q10
PORT
EXP
IC2
IC3d
DIMMER
EEPROM
RESET
IC5
DS1
Q7-Q8,Q10-Q11
DS3,DS5-DS9
INT/KEY
D7-D9,D12-D13,D16-D17
D21-D23,D27-D28
Q5,D6,D37
CLONE
BUFF
IC4
CLOCK
SHIFT
D25
AF OUT
SP
CLONE
MIC
JACK
MICDATA
BUFF
PTT SW
IC24,D1
Q1,D2
VOL
SQL
DIAL:S9
Q20
IC7
LOGIC UNIT
MAIN UNIT
MOD
DETIN
SQLIN
Q28
EXT MIC
R5V
R5V
Q22
C5V
HV
Q2-Q3
TX
RX
COMMON
DATA
Q26
T8V
RX/Tx;136.000-174.000MHz
IC3a
MODIN
CURRENT
DET
IC9d
DETO
TXAF
Q2
Q12,Q39
IC5
LIMIT
PROTECT
REVERSE
& OVER
VOLTAGE
D19
46.35MHz
(15.3MHz)
Q32
IC3
SW
DTCS
DUSE(EXP)
PAHV
IDET(CPU A/D)
T2_APC(D/A)
TXMUTE(EXP)
T8V
Q21
SQLATT(D/A)
T3_REF_V(D/A)
T1_ID(D/A)
T2_APC(D/A)
R5V
T8V
R5V
SW5V
PWRON(CPU)
VCO
REG
VCO8
T8C(EXP)
Q5,D4
RXC(EXP)
VCO8
VCOR8
VCOT8
SHIFT(EXP)
LOOP
SW
PLLSW(EXP)
IC4
SW5V
SW5V
LVIN(CPU A/D)
FIN
Q1
R5V
R5V
W/N
CTRL.
Q9
NWC(EXP)
W/N
CTRL.
WNC
Q11
SW5V
C5V
SPMUTE(EXP)
EXTSTB
EXTDATA
EXTCK
OE
TXMUTE
PLLSW
NWC
SPMUTE
RXC
T8C
SHIFT
EXTCK
DATA
DASTB
C5V
T3_REF_V
T1_ID
SQLATT
T2_APC
FC
FC(D/A)
REFMOD(D/A)
MOD
REFMOD
SW5V
SW5V
BACK
LIGHT
+8V
/COLOR
DICK,DIUD
CLIN,CLOUT
SEG1-SEG36,COM1-COM4
KS0-KS1,IS0-IS2,KR0-KR3
ESCK,ESDA
AMB,GRE,DIM0,DIM1(EXP)
CLSHIFT(EXP)
CTCOUT
TONE
ANALOG SW
IC6
TXAF/RXAF
TXAF/RXAF
SW5V
SW5V
IC3b
RXAF
IC3c
AFMUTE
Q3
WX
IC28
ANALOG SW
SW5V
ELEC. VOL
IC25
SW5V
RXAF
MICAF/RXAF
VOLOUT(VOUT2)
VOLCK,VOLDATA
CPU
IC1
HEL,THROUGH
PORT
EXP
EXP
PORT
Q's
EXTSTB,EXTCK,OE
IC30
IC29
HEL,THROUGH,
GRE,AMB,DIM0,DIM1
MODMUTE,AFMUTE,
CLSHIFT,DUSE,
MMUTE,RMUTE
EXTDATA
TXAF
(VOUT1)
MICAF
DATA,EXTSTB,EXTCK,OE
DETO
VOLV
SQLV
SD/NOIS
SD/NOIS
LVIN
HVIN
IDET
TEMP
MICUD
REMO
PTT
SP
SW
INT_SP(EXP)
SP
SW
EXT_SP(EXP)
RMUTE
MODMUTE
MMUTE
CONT1,CONT2
INT_SP,EXT_SP
CONT1,CONT2
Q33-Q35
Q36-Q38
PLLCK,PLLDATA,PLLSTB
UNLK
PLLCK
PLLDATA
PLLSTB
UNLK
T3_REF_V(D/A)
SP
MUTE
9.8304MHz
MICAF
SW5V
IDC
SW5V
SW5V
SURGE
PROTECT
D16
Tx;136.000-174.000MHz
Rx;136.000-174.000MHz
