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10 - 1
SECTION 10
BLOCK DIAGRAM
LPF
ANT
SW
ANTENNA
J1
PWR
AMP
DRIVE
PRE
BPF
RF
AMP
BP F
TX/RX
SW
BUFF
BPF
APC
CTRL
BUFF
BUFF
BUFF
BPF
IF
AMP
FIL
LOOP
7.9872MHz
VCC
VCC
LPF
X170
450KHz
BPF
LIMI T
AM P
LPF
AF
MUTE
AF
AMP
X1
21.25MHz
AMP
VCC
HV
BPF
BPF
POWER SW
AF
MUTE
AF
MUTE
AF
MUTE
S5V
HV
VCC
5VS
R5VS
V5VS
T5VS
S5VS
WDEC V
RSSI V
LOIN V
NOISV
WET
TEMPV
BATTV
BEEP
AFVS
AFMS
MICMS
DETMS
ETXDO
TXM S
TDETV
ERXDI
PTTIN
EXTPTT
BTYPE
PTTM
ATTS
LOW
PWSW
PON
21.7MHz
FI150:FL-412
Q151:
D131:
D 92:
PWR
DET
T5V
D80:
D 52,D90:
Q90:
Q53:
Q54:
D 50,D51:
Q50:
Q24:
Q23:
Q25:
Q 21,Q22:KTC3770U
IC1:MB15E03SLPFV1
PLL
IC
PWR
DET
TX
MUTE SW
T5V
MOD
MUTE
R5V
DE -
ENPHA
AF
REG
PRE
ENPHA
IF DET IC
D/ A
IC
SPO
AF OUT
CLONE
MIC
GND
BUFF
PTT
CONT
REG
5V
REG
R5
REG
V5
REG
T5
CPU
5V
RESET
CPU5V
RESET
EEPROM
LCD
KE Y
LED
SW
LED
BTYPE
HV
GND
EXT JACK
J250
VCO
Q150:
D 91:
MAIN UNIT
CHASSIS
REF
Q20:KRC404E
IC50:
Q351:
IC170:
FI170:
450KH z
IC190:
DS246:
Q240:
IC340:
IC360:
CPU
IC220:
IC341:
Q223:KRC404E
Q221:
Q220:
Q222:
5V
R5V
V5V
T5V
Q280:
IC280:
Q230:KTA1664
IC-200A:
IC200D:
IC200B:
IC200C:
Q350:KRC414E
Q250:
W XDECV
VOLI N
VOL
O
BEEPO
SQLO
SQLI
FCON
MODC
PTT
CLOUT
TXM S
RSSI V
NOISV
PCON
MODC
PLLO
2ND LO
DET
FCON
S-24CS64A0I-T8T1-G
KRC404E
DS240,DS241:
RY-SP110UTY24
DS242,DS243,DS244,DS245:
SML-311Y T
S11000
X360
CR-834
UPD780338GC
SP
KTA2015
KTA2015
KTA2015
Q224:KTC811U
Q225:KTA1664
S-80942CNMC
NJM2870
LM2902PWR
KRA302E
[PTT]
MICROPHONE
KTC2875
TA7368F
Q231:XP6501
BTYPE
D350:KDS122
JTBM450CX24
JTM450FW
TA31136FN
M62364FP
KTC3880S
FI151:FL-412
3SK293
3SK294
D 93:
NJM2125F
RB706F
KRA304E
RB706F
1SV307
RD07MVS1
RD01MUS1
KTC3770U
MA7 7
2SC4215
2SC4215
2SC4215
D 20:MA2S077
D 21:MA2S077
D22,D23:HVC350B
CR-766
COMMON LINE
RX LINE
TX LINE
D130:
KDV214E
T1CON
REG
S5
Q226:
KTA2015
S5V
LM2902PWR
LM2902PWR
LM2902PWR
INMI C
EXTMI C
Q251:
CONT
KRA302E
PTT
EXTPTT
CONTROL LIN E
T1CON
PCON
TDETV
D/A contorl BUS
PLL DATA BUS
CLIN
AFVS
AFMS
CD4066PW R
IC260D:
DETM
MOD
CD4066PW R
IC260A:
PTTM
MICM
CD4066PW R
IC260C:
A TIS
BEEPO
3V
REG
IC2:
S-812C36AMC
KDV214E
KDV214E
KDV214E
LEDS
PWR
ATTS
CTRL
PWR
CTRL
PWSW
PON
RSQ035P03TR
Q353:
Q355:KRC404E
Q356:KRA304E
Q354:KRC404E
M34 A3.indd 14-15
12/27/2006 7:08:43 PM