33
SCHEMATIC DIAGRAM
TK-3202
J
I
H
G
F
X57-689 2/4
D301
RB706F-40
R26
18k
C74
0.5p
C39
4700p
R415
47k
C71
0.1u
C222
1000p
L23
22n
1
A0
2
A1
3
A2
4
GND
5
6
7
8
R354
10k
C290
2p
(B)
R36
270k
C101
470p
C55
*
TC2
10p
R40
*
C61
5p
R301
10k
C32
0.1u35
C302
270p
C64
*
C83
15p
R41
150k
2SK1830
Q408
C58
8p
L403
L10
*
R424
47k
C59
*
R304
27k
R425
47k
C102
12p
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
QTVCO
25
DTRLOADN
26
1/2OSC
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
EN5
47
EN4
48
EN3
49
EN2
50
EN1
51
OPTDET
52
AF_CONT
53
54
55
56
57
58
59
60
VCC
61
62
VSS
63
GND
64
GND
65
66
67
68
69
70
71
72
LEDTX
73
LEDRX
74
PF1
75
PF2
5T_C
5R_C
5C_C
BA
TT
RSSI
B
USY
VO
X
QT/DQT_IN
TH_DET
A
VSS
VREF
A
VCC
MIC_MUTE
R39
*
R423
0
C70
470p
R355
10k
D9
HVC376B
R418
47k
D10
1SV278
C63
100p
C78
33p
C87
10p
C47
*
C45
1u
L21
3.3u
C431
0.01u
C77
470p
R422
1k
R416
47k
R217
4.7k
C86
1000p
R48
330
D8
HVC376B
C433
3p
C901
1u
L24
D7
*
C434
3p
C72
0.1u
C62
*
C57
*
C66
*
R338
2.2k
R31
470k
C100
470p
R902
4.7k
C69
470p
L11
100n
R43
100
D3
HVC376B
CP405
1Kx2
C85
1000p
C432
5p
D6
*
C76
1000p
R901
4.7k
C80
470p
L12
R34
470k
L18
220n
C52
*
C54
*
R406
470k(D)
R447
12k
L250
18n
C435
5p
C73
0.5p(B)
R417
47k
D5
HVC376B
D4
*
R35
270k
R47
22
C41
6800p
L16
*
R37
100
TC1
10p
L19
220n
L14
100n
L17
*
L404
R421
1k
C291
6p
2SK1830
Q407
Q7
DTA143TE
C301
3900p
D2
*
L22
C68
470p
R42
*
R23
10k
C60
1p
D202
HSC277
C75
1000p
D11
MA2S111-F
C233
6p
R420
47k
C65
*
C49
100p
C354
0.1u
Q5
DTA143TE
R25
22k
L13
100n
R22
0
R357
0
C53
*
R419
47k
R38
180
C415
470p
R46
10k
C56
*
C67
*
R435
47k
C79
10u6.3
R30
33k
R308
0
R903
0
R904
0
C450
0.01u
C451
0.01u
R451
68
C452
1000p
IC407
TC7W74FU
1
CK
2
D
3
Q
4
GND
5
6
7
8
C91
*
2SK1824
Q901
C902
1u
5R_C
TX/RX
RF SW
5M
PTT
EN1
MOD
3.6864 MHz CLK
PLL_CLK
BEAT SHIFT SW
BEAT
SHIFT
SW
PLL_DAT
PLL_STB
PLL_UL
EN2
MODULATOR
DC SW/TX VCO
QTTCXO
CURRENT
STEERING
EN3
DC SW/RX VCO
DETECTOR
RIPPLE FILTER
VSS
VCO OSCILLATION (TX)
EN4
SIDE1
AF_CONT
VCO OSCILLATION (RX)
EN5
LEDTX
VCC
OPTDET
LEDRX
TX MODULATION
CV
SIDE2
RESET
INT
SB
5C
OSCIN
5T
5R
SP2
B
SP1
5T_C
5C_C
Q408
FREQUENCY DIVIDER
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
SIM1
SIM2
PCTV
DTMF
EEPDAT
EEPCLK
BYTE
CNVSS
BSHIFT
RESET
XOUT
VSS
XIN
VCC
VCC
INT
TCLK/DTRDO
RDF/FD
SCLK
DI/O
TDATA/DTRCLK
DIR
STD
PTT
QTTCXO
TXD
RXD
APCSW
DCSW
TX_W/N
RX_SW
TX_SW
PLL_UL
PLL_STB
PLL_D
A
T
PLL_CLK
CEFLS
RX_W/N
FREQUENCY
CONTROL
/TX VCO
D2,4,6,7
2SK508NV(K52)
Q4
VCO/TX
2SC5108(Y)
Q6
RF BUFFER AMP
2SC4619(P,Q)
Q9
RF AMP
L25
22n
R49
2.2k
L411
18n
R100
4.7k
R50
4.7k
D101
HSC277
TX/RX
RF SW
TH_DET
5C
SP1
OSCIN
DCSW
APCSW
5T
SP2
B
5R
RX LO1
RDF/FD
XIN
DIR
SCLK
DTRLOADN
STD
DI/O
BUSY
PTT
OPTDET
RSSI
QT/DQT_IN
AMP3O
TCLK/DTRDO
MIC_MUTE
5M
TXD
PCTV
TX_W/N
RX_W/N
SB
EXTLIMIN
AF_CONT
TDATA/DTRCLK
SDA
SCL
WP
VCC
IC406
BR24L08F-W
EEPROM
X3
7.37MHz
L77-1633-05
Q
CLR
PR
VCC
D3,5,8,9
FREQUENCY
CONTROL
/RX VCO
2SK508NV(K52)
Q3
VCO/RX
2SC4617(S)
Q8
C90
1000p
C84
1000p
IC405
30622MAA-B95GU
MICROPROCESSOR
R404
470k(D)
L20
3.3u
C352
0.01u
C351
0.01u
R305
100k
C304
0.22u
R:3.4V
R:0V
T:2.846V
4.62V
3.86V
R:3.70V
T:3.57V
BSHIFT ON:4.95V
OFF:0V
R:2.934V
T:3.002V
T:3.37V
R:2.87V
T:0V
0.72V
3.7V
R:4.94V
T:0.58V
4.0V
R:0.59V
T:4.94V
4.96V
TX-RX UNIT (X57-6892-XX)