Kenwood TS-2000 Service Manual page 75

FINAL UNIT (430) (X45-384X-XX)(B/2)
L903
R905
UTXB
33n
4.7
C901
47p
CN901 * R925
43TX
R907
TEMPERATURE
COMPENSATION
3.9
D901
DAN202U
L927
UTXB
100n
L901
CN902
100n
UTHV 1 THU
43VSF 2 43VSF
L928
UTXB 3 UTXB
100n
14S 4 SB
14S 5 SB
L929
43VSR 6 43VSR
100n
GND 7 GND
GND 8 GND
L930
100n
X45-384X-XX
R916 R919
0-00 J,J2,K1,K2,K3 470 2.7k
0-01 J1,J3 100 47k
2-71 E1,E2,E3,E4,E5 470 2.7k
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
UTXB
R920 R921 R925 R927
100k 68k 22 NO
56k 33k 27 47
100k 68k 22 NO
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
CN903 CN904
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
1000p
C947
13p
Q905
RD60HUF-1-101
FINAL AMPLIFIER
R929 R930
TP901
2.2k 2.2k
UTXB
43VSF
43VSR
D905
MA3J742
HIGH-FREQUENCY
RECTIFICATION
SWITCHING
D906
MA4PH633
C968 L916 L922
L918
SWITCHING
D904
D904
MA3J742
HIGH-FREQUENCY
RECTIFICATION
C951 C954 C955
6p 1.5p 3p
C993 C994 C985 CN906
430ANT
6p 5p 3p
CN907
GND
L919 C981
CN905
470p 43RX
SWITCHING