Table of Contents
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SECTION 10
VOLTAGE DIAGRAM
R1
W7
J1
J3
10kB
5V
5V
VOLUME
5V
5V
VOL
VOL
VOL
VOL
VOLE
VOLE
VOLE
VOLE
VR1 BOARD
R1
W8
J1
J4
10kB
5V
5V
CLARITY
5V
5V
CUL
CUL
CUL
CUL
GND
GND
GND
GND
VR2 BOARD
PC1
PC0
S1
IC3 S80741AL
5.0 V
R15 10k
4.2 V
W9
5.1 V
GROUP
J1
J5
2
1
I
O
DNI
DNI
P60
G
Q6
UPI
P57
3
2SC1623
UPI
R13
C10
NC
NC
P52
1k
0.22
NC
NC
P51
GND
GND
S3
GND
GND
0.1 s
1
P10
SENSOR1 BOARD
S4
S16
D4
40 mVp-p
2
FUNC
1SS184
P86
P53
S5
S17
S1
W10
3
CH/FREQ
R18
CHANNEL
J1
J6
P12
P30
1M
DN2
DN2
S6
S18
UP2
UP2
X1
4
MODE
NC
NC
P13
P50
CR-513
NC
NC
S7
S19
GND
GND
5
ALARM
R26
R25
GND
GND
P87
P32
18k
18k
S8
S20
SENSOR2 BOARD
6
2182
R24
P67
P33
18k
S9
S21
7
TX FREQ
R23
P66
P34
18k
S10
S22
8
TUNE
R22
P65
P37
18k
S11
S23
9
AGC
P64
P55
S12
S24
0
SQL
P63
P54
S13
S25
CE
DIMMER
P36
P62
S14
S26
RX
SPEAKER
P31
P61
S15
S27
TX
NB
P35
P56
SP1
R68 47
P1
J7
RL1
SP+
SP+
AG201344
+
D5
1SS184
SP-
SP-
-
Q7
+8V
DTC114EK
R69
1k
D6
TX: 0 V
8 V
1SS184
RX: 13.6 V
TX: 4.6 V
RX: 0 V
L4
Q11
100 H
2SD1664
13.5 V
A
J1
7
1
6
8
2
5
3
4
+8V
B
SMUT
J2
W11
J8
M2A0
ALAM
AFDT
R71
AFE
AFE
1k
AF2
AF2
E
F
D
AF1
AF1
MTSW
MTSW
MIC
C
MIC
MICE
MICE
PTTE
PTTE
C63
PTT
PTT
0.0047
GND
GND
L7
GND
GND
100 H
MIC BOARD
LEFT SIDE
DS4
Q1
R3
DS1
DS2
DS3
DLC-7978P
DTC114EK
22k
HRT-3290
HRT-3290
HRT-3290
DIM1
Q4
2SC1623
W4
Q2
R4
D7
DTC114EK
1SS184
15k
DIM2
W3
Q3
R109
DTC114EK
100
DIM3
Q5
DIM1 8.3 V
DIM2 7.4 V
2SB1015
W2
DIM3 6.2 V
13.6 V
DIM4 4.4 V
OFF
0 V
R9
47k
R7
15k
M1A0
TXH
R8
47k
1
80
PC0/AN8
2
P10/TMOW
79
PC1/AN9
VCC
3
78
CL1
PC2/AN10
P97/SEG40/CL1
4
77
CL2
PC3/AN11
P96/SEG39/CL2
5
76
DO
AVSS
P95/SEG38/DO
6
75
M
TEST
P94/SEG37/M
7
74
X2
P93/SEG36
8
73
X1
P92/SEG35
9
72
VSS
P91/SEG34
10
71
OCS1
P90/SEG33
11
70
FULD
OCS2
P87/SEG32
12
69
FRST
RES
P86/SEG31
13
68
DIM3
MDO
P85/SEG30
14
67
DIM2
P20/IRG4/ADTRG
P84/SEG29
15
66
DIM1
P21/UD
P83/SEG28
IC1
16
65
TXH
HD6433832SD20F
P22
P82/SEG27
17
64
MSEL
P23
P81/SEG26
18
63
SPOF
P24
P80/SEG25
19
62
P25
P77/SEG24
20
61
P26
P76/SEG23
21
60
PWON
P27
P75/SEG22
P30
22
59
P30/SCK1
P74/SEG21
P31
23
58
SOLE
P31/SI1
P73/SEG20
P32
24
57
SMUT
P32/SO1
P72/SEG19
P33
25
56
POSW
P33/SCK2
P71/SEG18
P34
26
55
A2TX
P34/SI2
P70/SEG17
R560 680
P35
27
54
P67
ALAM
P35/SO2
P67/SEG16
P36
28
53
P66
P36/STR8
P66/SEG15
C82
P37
29
52
P65
P37/CS
P65/SEG14
0.1
30
51
P64
VSS
P64/SEG13
R34
10K
R105
1K
V3
V2
V1
R27
5.6k
IC8
TA7252AP
R86
3.8 V
68k
IC12a
2
3
3.8 V
Q8
13 V
2SD1899
C43
4.7
R67
47
13.6 V
C48
470
C66
2.2
R64
8 V
R65
C49
1
0.1
1k
R82
12k
L6
BL01RN1
MSEL
L9
100 H
Q13
MEASUREMENT CONDITIONS
Q12
2SC1623
LOGIC BOARD
DTC114EK
OSCILLOSCOPE: 20 MHz
VOLTMETER: 50 k‰/V
Y50
81
50
Y50
NC
Y49
82
49
Y49
NC
83
48
Y48
NC
C5
84
47
Y47
0.01
NC
85
46
Y46
VCC
86
45
Y45
NC
87
44
M
Y44
M
88
43
Y43
NC
89
42
Y42
DO
90
41
DO
Y41
IC2
DI
91
40
CL2
Y40
HD66100F
CL2
92
39
Y39
SHL
93
38
Y38
NC
CL1
94
37
Y37
CL1
95
36
Y36
GND
96
35
V2
Y35
V4
V3
97
34
Y34
V3
98
33
Y33
V2
99
32
V1
Y32
V1
100
31
Y31
VEE
5V
J2
VCC
13-6
+5V
POSW
R31 22K
R1
47K
IC7
IC11
R32
X24C01AS
TA7805F
22K
5 V
13 V
1
8
2
1
A0
VCC
O
I
G
2
7
A1
WC
3
6
3
A2
SCL
4
5
VSS
SDA
C28
R35
0.01
10k
R37
C33
Q9
R49 220
100k
10
DTC114EK
IC9
M5282FP
C29
10
1
5
4
VCC
1
VCC2
AF
9
2
1
2
VCAOUT
IN+
8
3
IC10
CTL
IN-
C34
R46
C27
TC4S66F
7
4
47
3.3K
3
VGAIN
OUT
1
6
5
NC
GND
R47
1.8K
C36
R50
10
4.7K
Q10
C30
R41
C39
R53
R52
2SC1623
0.1
470
0.1
220K
3.3K
C32
R45
0.1
680
R54
47k
J9
SP+
GND1
VCC
VCC
13-6
LVOC
MODE
+8V
MOD
AFGE
AFG2
R87
7.6 V
1.8k
R89
C71
4
470
47
1
5
IC12
+
7
8
R90
NJM4558M
6
-
220
IC12b
C72
4.7
J10
Q14
GND1
DTC114EK
A2TX
R98
1k
A2TX
FRST
FRST
R99
1k
TX: 4.6 V
RX: 0 V
+5V
FULD
R100
1k
FULO
A3RX
R101
1k
A3RX
D11
1SS184
A4RX
A4RX
R102
1k
STXO
R103
1k
FTXO
FBXO
FRXO
R104
1k
W1
GND2
Q15
TX: 0 V
TX: 0.6 V
2SC1623
RX: 7 V
RX: 0 V
J1
GND1
A2TX
FRST
+5V
to
FULO
LOGIC
A3RX
board
A4RX
J10
FTXO
FRXO
GND2
J2
to
HV
optional
GND
unit
OPC-774
D10
DSA3A1
C1
C11
0.1
0.0047
L1
IC3
FK-060C-1020
NJM311M-TE3
P2
S1 POWER
3.2 V
5 V
3 V
Q1
R9
C10
18k
2SA1586
220p
J3
to
C7
optional
0.001
R8
unit
2.5 V
10k
OPC-774
R6
R10
150k
15k
D1
DA221TL
R3
R4
10k
10k
J4
R7
100
SP+
4
5
2
GND1
VCC
C9
0.1
1 3
VCC
IC4
to
TA75S01F
13-6
LOGIC
C8
LVCC
board
10
C40
MODF
J9
0.001
MOD
AFGE
TX:
R2
AFG2
39k
0.2 Vp-p
C39
R1
0.001
39k
TX:
TX:
0.6 Vp-p
DC 2.1 V
0.2 Vp-p
DC 1.1 V
W6
R73
10k
IC6
NJM2902V-TE1
R51
IC6c
IC6d
680
9
13
8
-
14
-
C55
10
12
+
0.1
+
to
CTRL1
board
C57
C56
J4
0.01
0.01
RX:
0.8 Vp-p
DC 2.6 V
Q2
2SC4116
D4
DA221TL
L3
IC2
to
J5
0.33 H
HD26C32AFP
CTRL1
to
board
optional
J1
unit
OPC 776
Q3
2SA1586
0.2 sec
3.7 Vp-p
IC5
R28
TC7W74FU
1k
X1
1
8
R22
CR-508
CK
VCC
A2TX
2
7
1.2k
(5.0688 MHz)
D
PR
3
6
Q
CLR
4
5
GND
Q
R23
R25
1M
47k
R24
1k
1
48
NC
NC
2
47
NC
NC
3
46
NC
P2
R11
4
45
1k
SWI
ABF
FTXO
5
44
DI1
P1I
6
43
DI2
P2I
R12
7
42
1k
DAR1
VDD
FRXO
8
41
DAR2
IC1
GND
9
40
GND
SC-1288
HED
10
39
VDD
SIGI
FRST
11
38
CLR
SIGO
FULO
12
37
ULO
SIGO1
13
36
R14
CHI1
REVR
14
35
1k
R17
DIC1
NC
15
34
47k
NC
NC
16
33
NC
NC
R15
47k
A3RX
A4RX
R16
47k
DC 1.1 V
R38
100
4
IC6b
IC6a
6
2
7
-
1
-
R49
R39
5
3
8.2k
+
+
2.2k
11
R48
R45
R44
R41
R40
12k
56k
39k
82k
27k
W11
W12
W13
W14
W15
W16
W17
W18
W19
MEASUREMENT CONDITIONS
W20
VOLTMETER: 50 K‰ / V
SOCILLOSCOPE: 20 MHz
W21
TX: AG 1.5 kHz 10 mVrms
CTRL1 BOARD
RX: J3E MODE —60 dBm
RIGHT SIDE
10 - 1
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