Kenwood K2E Manual Do Utilizador
TH-K2AT/K2E/K2ET
SCHEMATIC DIAGRAM
5C
D16
MA2S111
C41
4.7u6.3
R36
10
R35
120k
C40
0.1u
R30
1.2k
R31
2.2k
C33
0.22u35
C35
0.1u35
KTC4082
Q23
R132
2.2k
R131
330k
R130
100
IC3
TA31136FN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
C174
180p
R135
470k
C176
0.1u
C180
120p
C191
0.01u
2SC5488
Q24
R134
390k
R133
1k
R124
3.3k
3.3k
C172
1800p
C182
0.1u
C13
0.5p
(B)
C20
8p
C22
18p
R19 120k
2SC4617(R)
Q4
R21
4.7k
D7
MA2S111
C27
10u10
R125
560
C45
100p
C46
100p
C44
100p
C52
10p
R38
56k
R20
1k
C34
4.7u6.3
R24
470
C167
0.1u
R118
27k
2SC4617(R)
Q21
C168
0.1u
2SK1830
Q20
C169
0.068u
C170
0.068u
R116
120k
R126
27k
R123
1.8k
C171
1000p
C186
24p
C187
2p
C188
24p
C189
1000p
C192
0.01u
C183
0.1u
R128
3.3k
R122
2.7k
R119
1.8k
C50 22p
C51
22p
2SK1830
Q3
R6
1k
C54
1000p
C55
0.01u
C38
0.01u
C43
0.01u
R5
100k
C14
1000p
C15
12p
C178
0.01u
C177
22u6.3
R127
47
C11
1000p
C26
1000p
C25
1000p
C30
1000p
C21
1000p
C37
1000p
C42
1000p
C190
0.01u
CP2
3.9k
2SC5488
Q6
C179
0.1u
L8
120n
R12
4
7
C175
22p
C173
180p
L46
560n
CD1
450kHz
2SC5488
Q5
R18 10
C19
15p
R15
5.6k
C17
C18
R14
R17
3.3k
R16
CF1
L72-0968-05
L58
820n
L64
4.7u
C57
10p
R188
47
R8
100k
R189
0
C56
1000p
VR1
500k
C1
0.01u
C4
1000p
D5
HSC277
C5
0.1u
C6
1000p
R4
1k
R11
150k
C10
0.01u
2SC5488
Q2
R10
47
L9
82n
IC1
LMX2316TMX
1
2
3
4
5
6
7
8
9
GND3
10
CE
11
CLK
12
D
ATA
13
LE
14
FO/LD
15
VCC2
16
VP
CP1
2.7k
C24
1000p
R117
2.7k
(D)
L53
15n
R32
1k
C194
0.1u
R120
2.7k
C166
0.01u
L45
560n
L1
10u
D1
1SV325
D2
1SV325
L2
47n
L6
10u
C2
1000p
L3
82n
2SC5066(O)
Q1
C8
27p
(G)
C9
27p
(G)
R9
270
L5
10u
R13
6.8k
R22
8.2k
C3
3p
(B)
C7
0.5p
(B)
D6
1SV305
R7
47k
C124
0.1u
R115
5.6k
R37 56k
Q22
RN2105
L68
X1
12.8MHz
L77-1931-05
VC
GND
R348
220
C161
1000p
CN15
CN17
*
LV
PLL IC
FM IC
450kHz
PLLLD
CLOCK
DATA
PLLEN
2nd L.O.
SHIFT
WIDE/NARROW
CHANGEOVER SW
CHANGEOVER SW
AF MUTE SW
SQV
SMV
5R
SQ FILTER
IF AMP
FREQ
VCO
RF AMP
RF AMP
VCO SHIFT CONTROL SW
RIPPLE FILTER
RF AMP
SPEED UP
TRIPLER
AF FILTER
5T
+B
+B
AFM
VO
LIN
5R
5R
5R
KAPC
FINAL
TEMP
BPF/APC
BPF/APC
5T
VOLIN
NAR
MOD
TO
5R
5MS
QT/DQT
SMV
SQV
SQV
DATA
CLOCK
AFM
KAPC
SHIFT
PLLEN
PLLLD
+B
5C
FINAL
TEMP
MOD
SQV
SMV
QT/DQT
NAR
PLLEN
5MS
AFM
SHIFT
5C
PLLLD
TO
CLOCK
5R
D
ATA
VO
LIN
D
ATA
5R
CLOCK
PLLLD
5C
AFM
PLLEN
NAR
QT/DQT
SMV
SQV
VO
LIN
BPF/APC
5R
NAR
SMV
SQV
BPF/APC
VCO FREQUENCY CONTROL
D1,2
VCO MODULATION
D6
D5
FREQUENCY SHIFT
FLO
CPO
GND1
GND2
FIN
FIN
VCC1
OSCI
PLL LOCK DETECTION
D16
OUTPUT
VCC
FINAL
KAPC
TEMP
1000p
1000p
3.3k
470
OSCIN
OSCOUT
MIXOUT
VCC
IFIN
DEC
FILOUT
FILIN
AFOUT
QU
A
D
IFOUT
RSSI
N-DET
N-REC
GND
MIXIN
4.45V
4.63V
1.58V
3.63V
4.45V
T:0V
R:4.63V
R:4.63V
W:111mV
N:4.79V
N:4.79V
4.76V
0.53V
4.82V
0.72V
TX-RX UNIT (X57-674X-XX)(A/3)
X57-674 4/5
P
Q
R
S
T