Schematic Diagram - Kenwood TS-990S Service Manual

ANT1
ANT2
ANT3
ANT4
A B C D E F G
1
2
3
5 C821
L805
4
K805 K806
5
K801 K802
4
6
7
8
3
9
10
2 11
12
J79-0253-29
13
1
14
A B C
FINAL UNIT(X45-388-00)(B/2 : ANT CN)
L850
CN807
L801
R801
CN801 0 47u
D808
CG5600
PROTECTION
C811
0.01u
TX1
L805
47u
K805 PROTECTION
C810
0.01u
CN806 RX1
R802 L802
0 47u
CN802
PROTECTION
C814
0.01u
TX2
L806
47u
K806 PROTECTION
QS2
C812
CN809
AFEN2
0.01u
DATA2 CN810
CN805 RX2
CLK2 CN813
R803 L804
CN811
CN803 0 47u
PROTECTION
C817
0.01u CN812
TX3
CN808
L808
CN814
47u
K807
PROTECTION
C815
0.01u
CN817
RX3
L803
R804
CN804 0 47u
PROTECTION
C816
0.01u
TX4
L807
47u
K808
PROTECTION
C813
0.01u
RX4
SHIFT REGISTER ANT4
IC800
Q800-Q803 SELECT:0V
TC74HC4094AFF NO SELECT:13.39V
SELECT:3.22V
SWITCH NO SELECT:0V
Q803 SELECT:3.22V
9 8
DTC123YE QS NO SELECT:0V
GND
QS2 10 7
Q'S ANT3
Q4
SANT4
11 Q8 6 SELECT:0V
SELECT:3.22V NO SELECT:13.4V
SELECT:0V NO SELECT:0V Q3
Q801 NO SELECT:13.38V 12 Q7 5
SELECT:3.23V
DTC123YE Q2
NO SELECT:0V
13 Q6 4
Q1
C820 10p ANT2
SANT3 14 Q5 3
SELECT:3.22V CK
SELECT:0V
SELECT:0V NO SELECT:0V 15 2 10p
oE C818 NO SELECT:13.49V
Q802 NO SELECT:13.38V SI
DTC123YE 16 1 C819 100p
VCC SELECT:3.23V
ST
NO SELECT:0V
SANT2
SELECT:3.25V
ANT1
NO SELECT:0V
SELECT:0V 3.32V
Q800 NO SELECT:13.38V SELECT:0V
NO SELECT:13.33V
DTC123YE
SELECT:3.25V
NO SELECT:0V
SANT1
SELECT:0V
NO SELECT:13.38V
H I J K L M N O
PC BOARD
Final UNIT (X45-3880-00)(B/2:ANT CN)
Component side view (J79-0253-29 B/2)
C824
Q800
C823
C826
L806 L808
Q801
K807 K808
L850
K803 K804
J800
J79-0253-29
Final UNIT (X45-3880-00)(B/2)
Foilside view (J79-0253-29 B/2)
C851
C850
D E F
HFPO2
J800
CN816
1 QS
AFEN
2
DATA
3
4 CLK
13.51V 5 NC
6
14S
7
14S
3.33V 8 NC
C19 220p R18
9 33S
100
C20 220p
10 33S
C22 220p
11 NC
C24 220p
12 GND
13 GND
C9
10p
GND 1 C10 10p
DATA 2
CLK 3 CN5
5V
4 CN6
X45V1
5
MFEN3 6
MFEN1 7
TH1 R16
8
0 L12
33C
9
47u
C64
X45V2
10
1u
11
ATDAT1 QS
C306 220p
SP-Q8(5M)
E_ANT 12
C307 220p
CN815
FANP1 13
C308 220p
FANP2 14
C309 220p
L15
VD 15
C49 47u
Q804-Q807 FAN1+
16
SWITCH
1000p
FAN1+ 17
Q804
DTC123YE NC 18
FAN1- 19
C267
FAN1-
20
Q807 220p
TH2 21 R154 0
DTC123YE
C48 1000p
L11
ID1 22
47u
C47 1000p L9
TXB 23
47u
C46 1000p
MRXC L10
Q806 24
47u
DTC123YE
ODP R155 R157
25
0 0
GND 26
GND 27
Q805
DTC123YE GND 28
R153 R152
10k 10k
P Q R S
TS-990S
1
2
Ref. No. Address
D808 6E
CN815
IC800 5Q 3
Q800 3O
Q801 4L
Q802
Q802 4P
Q803 4P
Q803
4
Q804 4P
Q805 6Q
CN16
Q806 6Q
L70
R510
Q807 5L FANP2 1 0
L71 R511
2 0
FAN2+ L72 R512
16 9
5 GND 3 0
IC800
1 8
CN18
Component side
L73
R513
0
Q805 Q806 Layer 1 FANP1 1 L74
R514
FAN1+ 2 0
Layer 2 L75 R515
6 GND 3 0
Foil side
CN816
7
8
Ref. No. Address
D800 10N
D801 11N
D802 10K
D803 10C
9
D804 11K
D805 10G
D806 11C
D807 11F
10
Component side
Layer 1
Layer 2
11
Foil side
12
13
14
G H I J
DC DC UNIT
X43-322(A/3) -CN16
C300
1200p
C301
0.01u C302 1200p
C303 0.01u
R97
39k
R99
C254
120k
0.01u
C255
1u
C257
C258
0.1u
0.01u
R103 R102
3.9k 0
F1 C50
C263
100p
C259 1.25A
1000p R52
1000p
33k
R57
33k
R58
10k
C265 C260
C266 10u
1000p 1000p
25V
C261
C310 D501
0.01u
0.01u 1SS388F
C88
1000p
C94
C93
1000p
1000p
C95
1
oUT
1000p R120
2
GND
R124 R122 1k
C91
1k 3 VIN+
C98 1k
R125 1000p
1000p
1k
C110
0.01u
C112
10u
C108
C113
1000p
0.01u
R95
10k
C127 C126 C125
50L
0.01u 0.01u 0.01u
3L
C128
C129
0.01u 0.01u
14L
7L
C140
C139 C138 C137
0.01u
2L 0.01u 0.01u 0.01u
C149
15p
C147
C305
47p
C157 22p
82p
C192
100p C166
C167 39p
C180 100p 56p
C609
C181
39p
C182 82p
68p
C195
C233 27p
C170 150p C201
C202
0.01u C203 47p 100p 100p
C610
C186 C208
C209 47p
100p
220p 82p
C224
82p
28L
C231 C230
C232 47p
L54 33p 47p
C236
C235
C234 47p 47p
56p
10L
21L
5L
K L M
TS-990S

SCHEMATIC DIAGRAM

AC/DC
TX-RX UNIT
POWER SUPPLY X57-827(A/2)
-CN800
C2 C570
1000p
1000p
R1
100
C11
0.1u C7
47p
C8 R6
0.01u 560
R570 R571 R572
1k 1k 1k
C311 R10
560
R8 0.01u
47k
R150
R13
10k
120
VR1
2.2k
R505
560 R17
C13
47
0.01u
R20 R19
C14
4.7k
2.2k
1u
C16
C17 47u 25
C18
0.1u
0.1u
L1
R22 L2
0.1
C21
R32
1u
120 C23
R506 VR2
390 2.2k 0.01u
C27 C312
0.1u 0.1u
C29
0.01u
C501
R35
1u
0.22
C36
47u
C32 C33
R98
1000p 0.1u
100k
C34
C35
0.01u
0.01u C502 L6
C6
1u
10u
L7
C37 R39 R38
0.1u 0 470
R96 C38 R42
2.2k 0.1u 3.9k
C40
0.1u
R46
47k
C43
R48
33p
0
C45
1000p
R51
10k
C51
0.1u
R53 C56
C57
2.2k 15p
R56 C55 R55 R54 15p
100k 4.7k 0
0.01u
C58
100p
C253
R60
1u
2.2k
C63
0.01u
VR3 VR4
10k 10k
R508 R507 R73 R72
4.7k 4.7k
47 47
C70 1000p C69 1000p R74
R75 68k
C72 0.01u C71 0.01u
68k
C81
C78 0.01u
1000p
TH1
C83
C85 10k
1u
R78 18 R79 18
1000p 2W
C86 2W
C87
V+
100u 0.47u
5
C90 L 1 7
1000p C68
VIN- C92 C506
4
0.01u
0.01u
0.22u TH2
C96 C97
1000p C100 1000p 10k
C101
C103
1000p
C104
68000p
R81 56p
1000p C102
0.01
R80
C107 56p
C550
0.01
0.22u
0.47u
C551
C111
0.01u
100u 100V
C507
R94
0.01u
220k
C114
0.47u
C115
1000p
C508
68000p
C121
C124 C123 C122
0.01u
0.01u 0.01u 0.01u
C141
C136 C135 0.01u
C134 0.01u C133
0.01u
0.01u 0.01u
C142
C152
330p
C151 100p C144
C604 C153 220p
C161
220p
150p 120p
C163
C150 220p
C608 120p
120p
100p
C165 390p
C169 390p
C188
C183 330p
C189 270p
C199
C191 180p
180p
C190 C196 470p
C198 120p
330p 270p
C197
C528 100p
180p
C605 470p
C200 270p
C220
C204 330p
C223 390p
C228
C607 470p C216 330p
390p
C521 100p C606
220p
220p
C222 150p C229
180p
C600 C237
C613
150p 220p 270p
C522 C612 C603 C601 C240
100p 180p 330p
120p 150p
AT UNIT
X53-441(A/2)
-J7
N O P
15