Kenwood TS-2000 Service Manual page 60

F
L4
D3 D4
SS348-F 1SS348-F
L5
2.2m
C31
5p
D3,4
HIGH-FREQUENCY
RECTIFICATION
4.77V
AL
IFIER
SIGNAL
AMPLIFIER
Q1
4.77V
8-F(GR)
IC1
TC7SU04FU-F
1 5
2.39V
NC VCC
2
C11
INA
0.01u 3 4
GND oUTY
2.39V
R17
1M
4.77V
SIGNAL
Q2 AMPLIFIER
4.77V
08-F(GR)
IC2
TC7SU04FU-F
1 5
2.39V
NC VCC
C12 2
INA
0.01u 3 4
GND oUTY
2.39V
R16
CY
1M
COMPARATOR
0V
IC3
TA75S393F-F
R12
1
1k
IN-
2
VEE
3
IN+
R13
1k
0V
G
SCHEMATIC DIAGRAM
K1
S51-1429-05
L6
L8
R21
39
D5
IDET
1SS355
C25
VDET
0.01u
D5,6
SURGE
ABSORPTION
D FLIP-FLOP
IC4 4.77V
TC7WH74FU-F
1 8
CK VCC
2 7
D PR
3 6
Q CLR
4 5
R22
GND Q
10k
2.39V
L7
47u
L601
1u
4.77V
5
VCC
4
R20
oUT
100
0.05V
TP1
(AMD)
H
TS-2000/B2000/2000X
TS-2000S/2000V/2000SX/2000VX
K2
S76-0424-05
HIGH-FREQUENCY
RECTIFICATION
D601
MA3J742
* R602
C606
1000p
D602
MA3J742
R603
L602
680
1u
HIGH-FREQUENCY
RECTIFICATION
L604 L606
C610 C624
2p 2p
I
L12
180n
K3
S76-0424-05
D7-9
SURGE
ABSORPTION
D603,604
SWITCHING
D603 C611
R610
0
L407CDB 1000p
D604
L407CDB
L608
C621
33n
1000p
D605-607
SWITCHING
(Land)
J
1
TX-RX1 UNIT
CN20
(HF/IF)
HFRX
X57-605X-XX
(A/10)-CN1
CN5
ANT2
2
CN6
GND
CN7
ANT1
CN8
GND
FINAL UNIT
CN13
(HF)
ATOUT
X45-384X-XX
(A/2)-CN802
FINAL UNIT
CN12
(HF)
ATIN
X45-384X-XX
(A/2)-CN801 3
CN2
144ANT
CN3
4
GND
TX-RX2 UNIT
CN21
(VU RF)
14RX
X57-606X-XX
(A/11)-CN1
5
144PIN
FINAL UNIT
(HF)
X45-384X-XX
GND
6
(A/2)
7
64
X51-318 1/1