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10 - 1
1st MIX
IC1: TA31136FN
VCO
RF UNIT
LOGIC UNIT
CPU
IC1: M38267M6L
ANT
1st IF 30.05 MHz
CHASSIS UNIT
2nd MIX
PLLDA, PLLCK, PLLST
2nd IF AMP (450 kHz)
2nd.LO 29.6 MHz
EMBI
AFC
WXC
ANLC
TXC
KEY
MATRIX
UP
DOWN
VORDET
VORON
VORO
VORS
VORC
REC/PLAY
MICMUTE
ALCC
CLOUT
PLIN
AF POWER OUT
EXT MIC & CLONE I/O
+5V
BATT V-DET
COMMON
TX
RX
DATA
NOTES
BATTERY PACK
9.6 V
TX = 118.000 – 136.975 MHz
RX = 108.000 – 136.975 MHz
RX = 161.600 – 163.275 MHz
AM
FM
Freq data
BPF CTRL-V
1st Lo
AM=78.85~107.825 MHz
FM=132.45~134.125 MHz
TX =118.0~136.975 MHz
AM=78.85~107.825 MHz
FM=132.45~134.125 MHz
RX
(5.039 MHz)
T+5
R5
BATT V-DET
BATT CHG CNT
CHASSIS UNIT
EL-VOL DATA
RF DETV
LED SW
RF DETV & LED SW
LED CTRL
LED CTRL
UNLK
LPF
LOOP
FIL
FM-DET
S OUT
NOISE
DET
D1: MA77
D8, D9: MA77
ANT
SW
D13:
MA304
BPF
D14, D15, D16:
MA304
BPF
FI1:
FL-325
XTAL
BPF
LPF
D2: MA728
D3: MA728
PWR
DET
Q2:
2SK2974
AMP
PWR
Q3:
2SK2973
AMP
YGR
Q29:
2SC4403
BUFF
Q33:
2SC4116
VCO V
CURRENT
AMP
Q31, Q32:
D24: MA304
2SC4226
IC3:
TB31207FN
PLL
IC
Q18:
2SC4211
DET
AM
X1:
CDBCA450CX24
IC505:
M52429FP
EL-VOL
Q1:
UMS1
ALC
CTRL
Q35: 2SB1201
Q36: XP1501
AF OUT
CTRL
X2:
CR-683
(29.600 MHz)
IC6:
TA7368F
AMP
PWR
IC2:
TC4W53F
AM/FM
SW
IC13:
NJM2107F
RSSI
AMP
IC4:
M62354GP
D-A
CONVERT
IC5: BU4094BCFV
SHIFT
RESISTOR
Q21:
UN9210
ANL
SW
D18:
MA111
ANL
D26:
HVU17
freq-ADJ
IC7:
HN58X2432
EEPROM
X1: CR-534
DS1:
2378LED
LCD
Q1: 2SB1132
Q2: 2SC4116
LED
DRV
Q8: XP1201
LED
DRV
Q9: XP1201
LED
DRV
DS4:
LT1EP53A
Q7: 2SB1132
Q8: 2SC4211
TX
CTRL
D7: MA111
S5:
POWER SW
D4: DA112
D3: DAP202U
INITIAL
SET
Q10: 2SB1462
D14: MA2S111
PTT
DET
IC9:
BA3308F
MIC-ANL
AMP
R41
IC8:
BU4094BCFV
SHIFT
RESISTOR
Q19:
UN9210
VOR
SW
CMP
BUFF
AMP
BPF
BPF
IC15:
ISD1420SI
VOICE
REC/PLAY
Q11:
XP4315
ALC
CTRL
Q15: XP4315
VOR
CTRL
Q25: 2SB1132
Q26: UN9211
D23: MA133
D27: MA111
EXT
MIC
CTRL
Q12:
UN9211
MIC
MUTE
IC11: NJM2903V
FM
DET
LPF
IC13: NJM2904V
PHASE
SHIFT
IC12: NJM2902V
BIAS
IC2:
S-80945ALMP
RESET
IC14:
NJM2903V
CMP
Q13: 2SC4211
D17: MA2S111
AMP
IC3: S-81350HG
D9: MA728
+5
REG
IC16:
S-81250SG
+5
REG
Q7: XP1501
Q4: 2SB1132
POWER
SW
D10: MA2S111
Q24: HAT1024R
POW
SW
J1:
DC 12V INPUT
SP1:
INT SP
J2:
EXT
SP/MIC
D20: SB07-03C
D21: MA133
BATT
CHG SW
Q22: 2SB1132
D22: MA2S728
12V/
BATT
SW
VCC
HV
+5 V
D11: MA2S111
Q5: UN9210
CLONE
I/O
D25: MA77
Q34: UN9210
RX SHIFT
Q20:
UN9115
RX
CTRL
D5:
1SV246
MOD
ATT
LO SW
D6: MA77
D17: MA77
MP1
1
2
3
1
2
3
THERMO
DETECT
R37: NTCCM16084LH
Q6:
2SC4403
BUFF
Q30:
2SC4403
BUFF
Q27, Q28:
2SC4403
BUFF
2SC3357
Q4:
PRE
DRIVE
S1:
DIAL
E
UP
DN
MC1:
EM-140
MIC
Q11:
3SK230
AMP
RF
Q12:
3SK151
IC510: TC75W51F
AMP
AF
AMP
IF
Q15:
2SC4215
AMP
IF
Q16:
2SC4215
AMP
IF
Q13:
2SC4215
AMP
IF
FI2:
CFWC450E
BPF
CERAMIC
ATT
D4:
1SV246
ALC
Q6:
UN9213
BUFF
S2:
PTT SW
+5V
Q23: UN9210
BUFF
LPF
Q5:
2SC4211
AMP
ALC
D7: MA8100
D8: MA2S111
Q3: 2SD2216
CHG
V-SENS
Q14:
2SD1819A
AMP
AGC
Q10:
2SD1819A
AMP
AGC
Q17:
2SC4215
AMP
IF
S1: LED SW
DS2–DS3:
LNJ310MURA
DS5–DS10:
LN1371G X6
LIMIT
SECTION 10
BOARD LAYOUTS
*IC-A5/A23-chg 00.8.23 5:35 PM Page 10