Schematic Diagram; 原理图 - Kenwood TK-3000 Service Manual

A B C
TX-RX UNIT (X57-8100-23)
D2,3,5 RF BUFFER
0.75V
FREQUENCY D6
CONTROL MODULATOR R 3 3
VCO
D 3 4 7 k
C N 3
L 1 C12 C 1 7
1 S V 3 2 5 F L 3 2SC5108(Y)F
C 2 9 Q 5
2 7 0 n
6 8 p 2 7 n 4 p(B)
0 . 5 p
MCH3914(7)-H
(B)
Q 4
4.17V
C 4 3
1 0 0 0 p
C 10 2SC5383-T111
R 1 8 MOD
1 u 2 2 k Q 3
Q2,D4
TX/RX SW Q 2
RT1N141U-T111
SHIFT
RIPPLE FILTER
T/RSHF
R3
C N 1 C N 2
2 . 2 k
R 2 6
3 . 9 k
PLL SYSTEM 5.0V
VOLTAGE
REGULATOR/3V
C 2 3
9
CLoCK F I N
8 C 1 6
1 0 0 0 p
10 D A T A
X F I N
7
1 0 0 0 p
1 1 L E Q7
G N D
3.0V
6
R 4 3
1 2 P S
Do
5
1 0 k
1 3 Z C
V C C
4 2SC5383-T111
14 LD/FoUT
VP
3
1 5 P
oSCoUT
2 C 2 7
16 R
oSCIN
1
DC SW 2 2 p
Q 1 I C 1 MB15E03SL-E1
R 1 9
1 0 k
R 2 0
TCXO
1 0 k
R 2 1 X1
RT1N141U-T111
1 0 k
T0 VCoNT
VCC
GND
oUTPUT
L77-3074-05
(19.2MHz)
PLPS
CURRENT
STEERING
DATA
CLOCK
DACLD
MOD R 3 1 6 C 3 1 1
0 1 u
R 3 2 2
D/A CONVERTER
1 M
1
VIN7
VIN2
1 8
2
Vref
VDD GND
1 7 1
R305
3
LD R 2 A 2 0 1 7 8 N P RESET
1 6
1k I C 3 0 0 2
R306 4 VREF
CLK VDAREF2
1k 1 5 3
R307
5
DI VDAREF1
1 4
1k 4
6
VIN3 VIN6
1 3
T91-0651-15
M I C 3 0 0
MIC
R 3 0 0
1 . 5 k
C 3 0 5
C 3 1 0
0 . 0 1 u
0 . 0 4 7 u
CURRENT
R 3 0 3
STEERING
D 3 0 1
C 3 5 3
R 3 8 9
1 k 1 u
CN302
R 3 0 4 R 3 1 1 K D R 7 3 1
4 7 k 1 k
R 3 1 0
1 PTT/RXD
3
MIC R 3 0 2 1 k R 3 1 2
1k
1 1 IM
1 0 OPTDET 2 . 2 k
2 5MS PTTSW
J 3 0 0 R 3 0 1 RXD
E11-0484-05 1 0 0
PTT
SP/MIC JACKS C 3 0 3
TXD
J 3 0 1 E11-0717-05 R 3 7 8
0 . 0 4 7 u OPTDET
1
SPG
1 k
3 TXD
4 SPK
2 AFO SB
R 3 0 8
F53-0467-05
1 k SP MUTE SW
AF AMP ON:3.3V
CN303
Q 3 0 6 Q 3 0 2
C 3 0 2 1 0 0 u6 . 3 2SK3577-A 2SK3577-A
VOL OUT
SP+
SP
SP-
RT1N441U-T111
DC SW
Q 3 0 0 R 3 2 1
470k
AF AMP ON:5.0V
Q 3 0 1
7.5V OFF: 0V
DC SW
RT1N441U-T111
F53-0372-05
SPMUT
F 5 0 0
+B
+BATT SB
(3.15A)
5MS
5M
I C 5 0 1 XC6209B502P-G
BATTERY
D 5 0 1
TERMINAL RB521S-30
1 NC
VoUT
5
2 V S S
-BATT CURRENT
STEERING 3 C E
PROTECT
V I N 4
5.0V
VOLTAGE R511
REGULATOR/5V 330k
V R 5 0 0
R502
POWER SW CN510 330k
/AF VOLIUM
R 3 1 - 0 6 8 4 - 0 5
VOLTAGE
DETECTOR/RESET
RESET
D E F
R: 0V
R:1.03V
T:1.14V
T:1.69V
RF AMP
C42
D 1 0 0 C 1 0 0 C 1 0 2 R 1 5 5
1 0 p(B) 2 2 p 1 5
4 p H S C 2 7 7
1.82V
TX/RX SW
2SC5636
C 3 3 Q 6
C 3 9
3 3 p 1 5 p 1stLO
C 3 6
4 p(B)
L 8
1 5 n R:4.93V
T: 0V
5C
5.0V
C F 2 0 0
L72-1046-05
(450kHz)
C 2 06
CVDET 2 2 0 p
C 2 07
2 2 0 p
2ndLO
FM IF SYSTEM
C 3 2 8 R 3 9 0 R 3 5 3 R 3 6 5 R 3 6 1 R 2 0 4 2 7 0
0 1 k 0 8 2 0 R 2 0 5 C 2 0 9
0 . 3 9 u
6 . 8 k 2 2 p
C D 2 0 0
5M
L79-1914-05
CN200 CN201
W/N SW
5R
C 3 8
2 2 p
LSDI
5R
5T
5C
5MS
PLDL
DATA
CLOCK
PLUL
PLPS
DACLD
LSDO
T/RSHF
R:4.93V
T: 0V
5 M S
AF FILTER
QT/DQT FILTER R 3 6 9
I C 3 0 3 1 0 k
LSD BUFFER
1 R 3 5 0 I C 3 0 5 R 3 5 4
V+ AoUT
8 3 3 0 k
IC301 4 7 0
2 1
NJM12904RB1 BoUT A-IN
8 V +
R 3 5 1 7 C 3 4 6 C 3 2 4
3 2 R352
8 A+IN + -
V+ 1 8 0 6 B-IN 7 1 0 0 k
0 . 1 8 u 0 . 1 8 u R 3 6 4
4 3
7 GND
5 B+IN 6 - +
C 3 3 5 4 7 0
- +
4
6 R 3 2 8 0 . 1 8 u G N D
N J M 1 2 9 0 4 R B 1 5
+ - C 3 4 3
6 8 0 k 0 . 1 8 u
5 R 3 4 8 R 3 4 2
GND N J M 1 2 9 0 4 R B 1
5 6 k 1 5 k
R 3 6 3
R:2.49V
5 . 6 k
T:2.45V
VREF
5 M S
C336 R 3 5 5
4 7 k
0 . 0 1 u
C 3 2 3
0 . 1 u
R332
2 . 7 k
MIC AMP/LIMITER
I C 3 0 4
NJM12904RB1
1
V +
2
- +
R 3 3 4 R 3 4 4 R 3 4 7
3
+ -
1 0 k 1 0 k 1 0 k
4
G N D
F 3 0 0
C 3 3 2
(3.15A) DC SW 0 . 0 1 u
AF AMP
C 3 3 3
ON:7.5V
I C 3 0 2 TA7368PL
1 0 0 0 p
OFF: 0V OFF: 0V
1
NC1
10 PoUT
2
VCC
9 PW-GND
3
NC2
8 PRE-GND
C 3 1 4 1 0 0 p C 3 2 0 R 3 3 5 R 3 4 5
4 PTTSW
VIN
7 PHASE
C 3 1 5 0 . 1 u 0 0
R 3 2 6 5
RIPPLE
6 NF RXD
1 0 u 1 0 0
PTT
AF POWER AMP TXD
SP-
OPTDET
SPMUT
+B
SB
5MS
5M
5C
5T
S S M 3 J 0 5 F U - F
5R
4
Q 5 0 1
DC SW V I N C E
3
R:4.93V
VSS DC SW T: 0V
2
5
V o U T N C
1
5MSC
I C 5 0 3
XC6209B502P-G
DC SW
VOLTAGE
REGULATOR/5V
5TC
5RC
5CC
5MSC
INT
RESET
G H K I
DRIVE
PRI DRIVE
Q101
R 1 0 2
RFM01U7P
2 . 2 k
2SC4926YD R 1 5 7 C 1 0 8 L 1 0 2 R 1 5 6
Q100
0 1 2 n
1 2 p 0
R:0V R: 0V
Hi:1.49V
T:4.27V
T:0.57V Lo:1.22V
R: 0V
T:4.86V 5T 5T
CURDET CURDET
POWC POWC
1stLO 1stLO
2ndLO
R 2 4 4
0
R:4.76V
T: 0V
DOUBLER
2nd-LO (38.4MHz) R 2 1 0
R:0.62V
330k
C 2 1 4 C 2 1 7 T: 0V
0 . 0 1 u 5 p
Q 2 0 1
R 2 1 3
CN202
2 . 2 k
KTC4080E-P
1st IF (38.85MHz)
X F 2 0 0
L71-0669-05
C 2 2 4 L216
R 2 1 4 R 2 1 5
R:0.73V
3 3 0 1 8 0 n
T: 0V 5 6 0 0 . 0 1 u
I F A M P
C 2 1 6
R 2 5 8 R 2 1 2
R 2 1 7
2 . 2 k
1 8 0 0 . 0 1 u 1 8 0 k
Q 2 0 2
C 2 2 1
0 . 0 1 u
KTC4080E-P
R:4.93V
T: 0V
+B +B
5R 5R
5M 5M
BPF BPF
CVDET CVDET
SQL SQL
RSSI RSSI
WID/NAR
PLDL
DATA
CLOCK
PLUL
PLPS
DACLD
WID: 0V
NAR:5.0V
VOXIN
W/N SW
WID/NAR
INT
Q 3 0 5
RT1N144U-T111
LSDIN LSDIN
LSDIN
5M
5M
T/RSHF T/RSHF
R 3 7 3 R 3 7 5
LSDO
1 0 k
0 RXD
TXD
C 3 4 7
R 3 6 6
VOXIN VOXIN
1 0 0 k 1 u
R367 HSDO
HSDO
4 7 k
BATT
VCO SPEED UP
R 3 7 4
4 7 k (D) D 4 0 2
D A 2 S 1 0 1
R 4 5 5
1 k
DC SW
5RC
R 3 5 7
5 6 0 k
8
C 3 4 0
7
7.5V 5.0V
6 1 0 p
R 3 7 0
SB
5
4 7 k (D)
VREF
PTTSW PTTSW
RXD RXD
PTT PTT
TXD TXD
OPTDET OPTDET
SPMUT SPMUT
5TC 5TC
5RC 5RC
5CC 5CC
5MSC 5MSC
INT INT
RESET RESET
J K

SCHEMATIC DIAGRAM /

FINAL
Q102
RD07MUS2BT112
R114
0
C112 Hi:1.67V
Lo:1.37V
220p
CN103 (E23-1167-05)
Temp compensation
F101
Hi:3.71V
F53-0287-05
Lo:3.04V
(0.5A)
THDET
5T
R136
RT1N141U-T111
1.8k
Q103
VDCSW
R:5.0V
T: 0V
L 2 0 5 R 2 4 3 R 2 2 3
V.D.C SW
18n 0 0
7.5V
C 2 2 8
+B
3 p(B)
C258
R:2.7V
T: 0V
1 0 0 0 p
R:2.43V
MIXER T: 0V
Q203
RF AMP
3SK318
Q204
C274 C252 C239 C240 R230
3SK318
82
470p 1p 0.75p 470p
D201,202,204
BPF
BPF TUNING
5R
5MS
BPF
5M
PFKEY
PTT
5MSC
5TC
5CC
LEDG
49 SPMUT
LSDO SPMUT
32
50 LEDR
HSDO LEDG
31
51
LEDR
BATT
30
52
EN1
RSSI OPTDET
29
53
EN2
SQL NC
28
54
LSDIN EN1
27
EN3
55
THDET MCU EN2
26
56 EN4
CURDET EN3
I C 4 0 0 25
57
T/RSHF F2136ACNKDRB EN4
24
5 8
5VC NC
23
59
PLUL
NC
22
60
NC PLPS
21
61
PLDL
NC
20
62
TYPE2 DATA
19
63
CLOCK
TYPE1
18
64 E2CLK
5RC
17
C400 C405
1000p
0.1u
C401 C404
1000p 0.1u
C403
CN402
1p (B)
CN404 R413
1k
CN403
SWITCH
CN401
Note : The components marked with a dot (•) are parts of layer 1.
注意 ： 标有点号 ( •) 的零件为第一层的零件。
L M N
TK-3000
原理图
1
D101 L111 L112
4T 4T
HVC131
ANT
L108 C127 D102 C131 C135 C137
3T
180p 82p 3p 3.5p
HVC131 (B) (B)
D101,102,103, 105
R: 0V
ANT SW T:0.8V
L110 L113
5T 15n
R: 0V
2
T:4.86V
3
R:3.15V
T: 0V
R:3.89V
T: 0V
C244 C247
470p 0.75p
C271 C250
2 p
470p
4
D260,261
BPF TUNING
R:4.93V
T: 0V
5
R409
220
Q401
LED
GREEN
LEDG
DC SW
6
RT1N144U-T111
R410
RED LED GREEN LED
2 2 0
ON:5.0V ON:5.0V
Q402
LED
RED
LEDR
DC SW
RT1N144U-T111
S60-0447-05
7
S402
EN2 S3_A 7
S3_C 8
S3_G 9
5.0V EN1 4
S2_A
S2_C 5
EN3 S2_B 6
C407 1 0 0 0 p
S1_A 1
2
S1_C
C408 0.01u EN4 S1_B 3
SELECTOR
IC401
EX24016ATAS0A
1 A0
VCC
8
2 A1
WP
7
3 A2
SCL
6
4 VSS
SDA
5
EEPROM
8
E2CLK
R408
PFKEY
100
E2DAT
Side
E2WP
R406
PTTSW
100
PTT
9
R470
0 - 2 3
10k
10
37
X57-810 1/1