Table of Contents
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SECTION 10 BLOCK DIAGRAM
—15V
13.8V
+5VA
DC-DC
CFL DRIVE
CONVERTER
Q14, Q15 2SC3647 × 2
—15V REG
IC3 M5291FP
IC15 TA79L15F
+5VB
Q19 DTC144EU
Q21 2SB798
CTRL HV SW
Q20 2SA1362
+5V REG A/B/C
D3 SB10-05PCP
Q16 2SA1362
IC17, IC22, IC23
+5VC
Q17 DTC144EU
TA78L05F × 3
13.8V
+5VC
CTRL5V
CTRL5V REG
PD AMP
RESET
Q18 2SB1132
IC2 TC75S51F
IC11 S-80945ANMP-DD9
D2 1SV282
IC14 TA78L05F
TFT COLOR LCD
TFT CONTROLLER
DS1 EDTCA22QB0
IC1 MN83951
IC7 TCW14FU
STH1, DEH, Q2H,
D1 1SS355
+5VC
CPH1, CPH2, CPH3,
CPV, STV1
+3V REG
PWRS
D12
MA8033
RES
IN/EXT
F-1
CONTV
R
G
B
K1V
BRITV
F-2
M/ESW
CPU
IC10
HD6433032SK
F-3
+5VC
—15V
WR, RD, FAI
OCTAL BUS BUFFER
F-4
IC20 TC7S08FU
IC21 TC74AC244F
VCOM DIAMOND AMP
Q1, Q4 2SC4081 × 2
Q2, Q3 2SA1576 × 2
CHG/L
CHGK
+5VC
VVOL
D-RAM
IC9 LH61665AS-60A
VVOLV
VGL DIAMOND AMP
VSQL
Q5, Q8 2SC4081 × 2
Q6, Q7 2SA1576 × 2
TFT LCD INTERFACE
VSQLV
IC6 M52338FP
MA0 — MA8
MD0 — MD15
R
D9 1SS355
VDIAL
G
—15V
VDLA
—3V REG
LRES
B
D11 MA8030
VDLB
WAIT
COLOR GRAPHICS
LCD CONTROLLER
IC8 SED1354F0A
A0 — A18
F-5
R
G
B
K2V
D0 — D7
F-6
NTSC/PAL VIDEO CHROMA
IC16 M52045FP [EUR], [ITA]
M52042FP Other
+5VB
F-7
+3V REG
INVERTER
D10
F-8
IC19
MA8030
X1
CR-641 (4.433619 MHz) [EUR], [ITA]
TC7W04FU
CR-640 (3.579545 MHz) Other
POWER
XTAL
PWRK
X3
CSTC26.25MXJ040
UVOL
X2
CR-566
VIDEO AMP
EXTV
EXTAL
12.288 MHz
UVOLV
Q11 2SC4081
USQL
CTRL5V
USQLV
RXD
TDATA BUFFER AMP
Q12 2SC4081
UDIAL
UDLA
UDLB
TXD
RDATA BUFFER AMP
Q13 2SA1576
SP
CONTROL UNIT
10 - 1
LEFT SIDE
INPUT POWER
DC 13.8 V
+
W4
—
POWER SW CTRL
Q74 DTC143XU
Q75 2SB1201
FAN CONTROL
Q76
2SC4081
Q77
2SB1132
D44
MA8075
MF1 (CHASSIS)
CFL
BACK LIGHT
V BIAS SEL
Q34 UMG9N 1/2
Q35 DTB123EK
—15V
U BIAS SEL
Q34 UMG9N 1/2
Q36 DTB123EK
J5
8
MDATA
—15V
E
7
MIC
6
MIC
5
MICE
PTT
INPUT
4
EXTMIC
3
2
MU/D
M8V
1
MU/D
PROTECTER
+5VA
D61 MA8062
MDATA CONT
+4V REG
IC24 TA75S01F
D14 MA8047
D63 MA8091
PTTM CTRL
Q78 2SC4081
D47 1SS355
C5V
+4V REG
D13 MA8043
C5V REG
IC15 TA7805F
RESET
IC16
S-80945ALMP-DA9
X4
J4
SMD-49
10.000 MHz
R DATA
BUFFER AMP
Q80 2SC4081
INITIAL MATRIX
J2
J3
HV
6
6
6
6
HV
TDATA
TDATA
T DATA
5
5
5
5
RDATA
RDATA
BUFFER AMP
4
4
4
4
Q79 2SA1576
GND
GND
EEPROM
3
3
3
3
IC17 X25320SI
SP
2
2
2
2
SP
SPE
SPE
1
1
1
1
HV
PROTECTER
8V REG
D45 DSA3A1
IC14 TA7808F
D46 RD20E
13.8V
8V
C5V
VT8V
VVCO8V
PLL5V
VR8V
VT8V REG
V_VCOS REG
PLL5V
Q9 2SC4081
Q1 2SC4081
Q13 DTC144EU
Q10 2SA1362
D1 1SS355
Q14 DTB123EK
4R8V
UT8V
UVCO8V
UT8V REG
U_VCOS REG
Q25 2SC4081
Q17 2SC4081
Q26 2SA1362
D19 1SS355
UR8V
U8V SW
D28 1SS355
D29 DAN202U
IDC AMP
MIC AMP
IC23B NJM4558M 1/2
LPF
Q88 2SC4081
IC23A NJM4558M 1/2
Q89
2SC4116
[EUR], [ITA] only
MIC MUTE
MIC SENS. CTRL
9600 bps SW
IC25 TC7S66FU
IC26 BU4066BCFV
D66 1SS355
Q93 DTC144EU
9600 bps AMP
IC27B NJM4558M 1/2
9600 bps LIMIT
IC27A NJM4558M 1/2
MIC8V SW
D67 MA728
Q90 2SD999
D68 RB706F
Q91 DTA144EU
Q92 DTC114EU
D64 MA8091
D65 1SS355
U_MOD MUTE
MIC SEL
D62 1SS355
Q19 2SC4213
VAM
VTX
UTX
VMMUTE
VSHIFT
DATA, CK, PLSTB, STB
MU/D
PO CTRL (8 Bit)
MICIN
PTTM
USQL
USOUT
UAM
PSEL
PSQL
PTTP
CPU
IC19
VSQL
RES
HD6433876NB 10H
[USA]
VSOUT
HD6433876NB 11H
VUNLK
OSC1
UUNLK
TONEIN
RXDF
OSC2
CLONEC, TMAIN, TXDF
IS0, IS1, IS2
VDMUTE, UDMUTE, DMAIN
II0, II1, II2, II3
STD, Q1, Q2, Q3, Q4, OPD
VDATA, VCK
ESI,ECS,
ESCK
ESO
UAMUTE
VAMUTE
CENTER
V_VCO FREQ.
[EUR]
[ ITA]
[USA]
[SEA], [CSA]
RX 128.35—130.35 MHz
RX 120.35—158.35 MHz
RX 120.35—158.35 MHz
RX 120.35 —158.35 MHz
V_VCO
V_MOD MUTE
BUFF AMP
TX 144—146 MHz
TX 136—174 MHz
TX 144—148 MHz
TX 140—150 MHz
Q4, Q5 2SC5085 × 2
Q2 2SC4213
Q6 2SC5085
D3 HVU350
V_SHIFT
V_ LO SW
BUFF AMP
BUFF AMP
V_PRI DRIVE
Q3 DTC144EU
LPF
ATT
V_LOOP FIL.
Q8 2SC5193
Q7 2SC5085
D4 MA862
Q11 2SC3357
D2 MA77
Q99
2SC3324
Q100 2SK880
V-1st Lo
V-1st Lo
V—2nd Lo : 15.2 MHz
[EUR]
LPF
128.35—130.35 MHz
VR8V
VAGC
[ITA], [USA], [SEA], [CSA]
120.35—158.35 MHz
W/N CHENGER
NOISE
V_DET SW
Q54 2SK1829
FIL
V_IF AMP
V_DC-AMP
Q53 DTC144EU
[EUR], [ITA] only
CRYSTAL FIL
Q40 2SC4215
Q18 2SK880
Q55 2SJ144
D30 MA133
FI1 FL-288
Q56 2SC4081
15.65 MHz
V_MIX, OSC, IFAMP, FMDET,
VSQL
SDET, NOISEAMP, SQLSW, AFFIL
VR8V
V_IF5V
VSOUT
D40 MA8047
IC28 TA31136FN
V_AM DET
Q57, Q59
2SK880 × 2
CERAMIC FIL
X2
W/N CHANGER
D41 RB706F
FI4
CDB450C24
Q52 2SC4116
ALFY450F-K
VAGC
SW
SW
IC6A
IC6B
V_AGC
IC7B
IC7A
CERAMIC FIL
Q95 DTC144EU
TC4W66F
TC4W66F
FI5
Q60 2SC4081
CFWS450HT
W/N CTRL
D79 1SS355
Q58 DTA144EU
[EUR], [ITA] only
U_VCO FREQ.
[EUR], [SEA]
DATA, CK, STB
[ITA]
[USA], [CSA]
PO CTRL (8 BIT)
U_VCO
U_LO SW
Q20,Q21 2SC4228 × 2
BUFF AMP
BUFF AMP
U_LO BUFF
LPF
D22 MA862
HPF
Q22 2SC5085
Q24 2SC5085
Q27 2SC5085
D20,D21 1SV284 × 2
D23 MA77
U_LOOP FIL
BUFF AMP
BPF
Q101 2SC3324
Q23 2SC5193
UAGC
Q102 2SK880
U_AGC
U_DET SW
NOISE FIL
Q66 DTC144EU
Q61 DTC144EU
Q67 2SC4081
Q62 2SJ144
D80 1SS355
Q63 2SC4081
PLL
U_MIX, OSC, IFAMP, FMDET,
IC2
SDET, NOISE AMP, SQLSW, AFFIL
USQL
M64076AGP
X1
USOUT
CR-549
IC8 TA31136FN
15.2 MHz
U_AM DET
X3
Q64, Q65 2SK880 × 2
CERAMIC FIL
CDB450C24
FI6 CFWS450F
D43 RB706F
TONE FIL
IC20
TONE, DATA
CLONE BUFF
NJM4558M
SELECTOR
U_MON AMP
Q98 DTC144TU
IC29
Q87 2SC4081
D74,D75 DA204U × 2
BU4053BCFV
DTMF DEC UNIT
DET SELECTOR
V_MON AMP
(UT-49)
DETO
IC21 BU40668CFV
Q81 2SC4081
OPTION
Q82 DTC144EU
MAIN UNIT
TX/RX FREQ.
[EUR]
[ITA]
[USA]
[SEA]
[CSA]
RX/TX 144—146 MHz
RX/TX 136—174 MHz
RX
118—174 MHz
RX
136—174 MHz
RX
118—174 MHz
RX/TX 430—440 MHz
RX
400—530 MHz
TX
144—148 MHz
TX
140—150 MHz
TX
140—150 MHz
TX
400—479 MHz
RX/TX 430—450 MHz
RX/TX 430—440 MHz
RX/TX 430—450 MHz
HV
ANT
V_DRIVE
V_ANT SW
V_PA
Q12 2SC2954
V_APC DET
D9
UM9401F
LPF
D7, D8 RB706F × 2
LPF
D5
DA221
IC1 M67746
D16 1SS355
D6
1SS355
D18 UM9401F
VR8V
VAGC
VR8V
BPF
BPF
D11, D12, D13
V_RF AMP
D15 HVU350
HVU350 × 3
Q16 3SK166
V_MIX
D71 1SS355
V_ATT CTRL
D14 1SS355
Q33 2SC4081
Q15 3SK166
VATT
VTX
UTX
HV
UATT
LVO1
APC CTRL
D/A CTRL
HI/LOW CTRL
Q30 2SB934P
IC3 M62354GP
LVO2
IC5 TA75S01F
Q31 2SC4081
LVO3
D10 DAN202U
LVO4
RX
POW CTRL D/A
TX
HPF
Q74 DTC143XU
RX/TX
DATA BUS
U_ATT CTRL
Q45 2SC4081
RX 383.95—393.95 MHz
TX 430—440 MHz
RX 353.95—483.95 MHz
TX 400—479 MHz
LPF
RX 383.95—403.95 MHz
TX 430—450 MHz
HV
U_ANT SW
U_DRIVE
U_PRI DRIVE
U_PA
U_APC DET
D27 UM9401F
Q29 2SC2954
LPF
IC4 SC-1318
D25, D26
D37 1SS355
Q28 2SC3357
D39 UM9401F
D24 DA221
RB706F × 2
D72 HVU131TRF
U—1st Lo
[EUR], [SEA]
U—1st Lo
383.95—393.95 MHz
UR8V
UAGC
UR8V
4R8V
[ITA]
353.95—483.95 MHz
U_MIX
U_IF AMP
U_RF SW
U_BPF
U_RF AMP
Q42 DTC144EU
D33, D76, D77, D78
Q41 2SC5193
FI3 EFCH435
Q44 3SK166
Q43 3SK184
MA77 × 4
D31 RB706F
MWNP1
D35 1SS355
D32 DAN202U
EFCH445MWNP1
[USA], [CSA] only
U_CRYSTAL FIL
U_RF SW
FI2 FL-300
D36 MA862
46.05 MHz
UR8V
U_IF5V REG
D42 MA8047
DATAIN
AFOUT
PACKET DET
J7
DATA
SELECTOR
I/O
PSQL
IC13 BU40668CFV
6
5
Q72 DTC144EU
DATAOUT
PSQL SW
4
3
Q73 DTC144EU
2
1
PTTP CTRL
Q96 2SC4081
PTTP
D73 1SS355
13.8V
U_MUTE
U_AF FIL
Q71 2SC4213
Q85, Q86
2SC4081 × 2
J1
VOL CTRL
AF AMP
IC10 M62429FP
IC12 LA4445
EXT SP
COM_MUTE
V_AF FIL
Q83, Q84
IC11 TC4S81F
2SC4081 × 2
Q69 2SC4213
J2
V_MUTE
Q70 2SC4213
CLONE I/O
RIGHT SIDE
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