Schematic Diagram - Kenwood TS-2000 Service Manual

A B
TS-2000/B2000/2000X
TS-2000S/2000V/2000SX/2000VX
1
FINAL UNIT (430) (X45-384X-XX)(B/2)
2
L903
R905
UTXB
33n
4.7
3
C901
47p
CN901 * R925
43TX
R907
TEMPERATURE
COMPENSATION
3.9
D901
4
DAN202U
L927
UTXB
100n
L901
CN902
5
100n
UTHV 1 THU
43VSF 2 43VSF
L928
UTXB 3 UTXB
100n
14S 4 SB
14S 5 SB
L929
43VSR 6 43VSR
GND 7 GND 100n
GND 8 GND
L930
100n
6
X45-384X-XX
R916
0-00 J,J2,K1,K2,K3 470
0-01 J1,J3 100
7
2-71 E1,E2,E3,E4,E5 470
53
X45-384 1/1
C D

SCHEMATIC DIAGRAM

DRIVE AMPLIFIER
RX:0V
Q903
TX:7.24V
RX:0V
PD55015S-E
TX:2.90V
RX:0V
C915
TX:0.79V
47p
Q901
NESG260234
PRE-DRIVE
AMPLIFIER
R928
2.2k
R919 R920 R921 R925 R927
2.7k 100k 68k 22 NO
47k 56k 33k 27 47
2.7k 100k 68k 22 NO
E F
TX-RX3 UNIT (1.2G) TX-RX3 UNIT (1.2G)
X57-607X-XX -W3 X57-607X-XX -W2
FINAL UNIT (HF) FINAL UNIT (HF)
X45-384X-XX (A/2) -CN204 X45-384X-XX (A/2) -CN203
CN904
CN903
GND +B
R911
B
0.1
1/8
RX:13.60V
TX:12.82V
RX:13.61V RX:0V
TX:13.48V TX:2.25V
C947
13p
Q905
RD60HUF-1-101
FINAL AMPLIFIER
R929 R930
UTXB
2.2k 2.2k
G H I
D905
MA3J742
HIGH-FREQUENCY
RECTIFICATION
C951
SWITCHING
D906
MA4PH633
C968 L916 L922 C993
1000p
L918 L919
SWITCHING
TP901
D904
D904
MA3J742
HIGH-FREQUENCY
RECTIFICATION
UTXB
43VSF
43VSR
Note : The components marked with a dot (
J
C954 C955
6p 1.5p 3p
C994 C985 CN906
430ANT
6p 5p 3p
CN907
GND
C981 CN905
470p 43RX
SWITCHING
• ) are parts of layer 1.