Kenwood TK-3000 Service Manual page 42

6 . 8 k
C D 2 0 0
L79-1914-05
5R
LSDI
5R
5T
5C
5MS
PLDL
DATA
CLOCK
PLUL
PLPS
DACLD
LSDO
T/RSHF
R:4.93V
T: 0V
QT/DQT FILTER
R 3 5 0 I C 3 0 5
1
4 7 0
2
8 V +
C 3 4 6 C 3 2 4
3
+ -
7
0 . 1 8 u R 3 6 4
0 . 1 8 u
4
- +
6
4 7 0
G N D
5
C 3 4 3
0 . 1 8 u
R3 4 2
N J M 1 2 9 0 4 R B 1
1 5 k
R 3 6 3
R:2.49V
5 . 6 k
T:2.45V
C 3 3 6
R 3 5 5
4 7 k
0 . 0 1 u
C 3 2 3
0 . 1 u
R 3 3 2
2 . 7 k
R 3 3 4 R 3 4 4 R 3 4 7
1 0 k
1 0 k 1 0 k
4 5
PTTSW
RXD
PTT
TXD
OPTDET
SPMUT
+B
SB
5MS
5M
5C
5T
S S M 3 J 0 5 F U - F
5R
Q 5 0 1
R:4.93V
T: 0V
DC SW
DC SW
5TC
5RC
5CC
5MSC
INT
RESET
2 2 p
CN200 R:4.93V
CN201
T: 0V
W/N SW
LSDIN
R 3 6 9
1 0 k
R 3 5 4
3 3 0 k
1
R 3 5 2
2
1 0 0 k
3
4 R 3 6 6 C 3 4 7
1 0 0 k 1 u
5 M S
DC SW
MIC AMP/LIMITER
I C 3 0 4
R 3 5 7
NJM12904RB1
5 6 0 k
1
8
V +
C 3 4 0
7
2
- +
1 0 p
6
3
+ -
5
4
G N D
C 3 3 2
0 . 0 1 u
C 3 3 3
1 0 0 0 p
VREF
Q 2 0 2
C 2 2 1
0 . 0 1 u
KTC4080E-P
+B
5R
5M
BPF
CVDET
SQL
RSSI
WID/NAR
RT1N144U-T111
LSDIN
5M
T/RSHF
R 3 7 3
VOXIN
R367
HSDO
4 7 k
R 3 7 4
4 7 k
7.5V
R 3 7 0
SB
4 7 k
PTTSW
RXD
PTT
TXD
OPTDET
SPMUT
5TC
5RC
5CC
5MSC
INT
RESET
+B
5R
5M
BPF
CVDET
SQL
RSSI
PLDL
DATA
CLOCK
PLUL
PLPS
DACLD
WID: 0V
NAR:5.0V
VOXIN
W/N SW
WID/NAR
INT
Q 3 0 5
LSDIN
5M
T/RSHF
R 3 7 5
LSDO
1 0 k
0 RXD
TXD
VOXIN
HSDO
BATT
VCO SPEED UP
D 4 0 2
(D)
D A 2 S 1 0 1
R 4 5 5
1 k
5RC
(D)
PTTSW
RXD
PTT
TXD
OPTDET
SPMUT
5TC
5RC
5CC
5MSC
INT
RESET
BPF
4 9
LSDO
5 0
HSDO
5 1
BATT
5 2
RSSI
5 3
SQL
5 4
LSDIN
5 5
THDET
MCU
5 6
CURDET
I C 4 0 0
5 7
T/RSHF F2136ACNKDRB
5 8
5VC
5 9
NC
6 0
NC
6 1
NC
6 2
TYPE2
6 3
TYPE1
6 4
5RC
C400 C405
0.1u 1000p
C401
C404
5.0V 1000p 0.1u
C403
CN402
1p
(B)
CN404
R413
1k
CN403
SWITCH
CN401