Kenwood TKR-740 Service Manual page 87

A B C D
TKR-740
PC BOARD
1
2
TX UNIT (X56-3072-70) (A/ 3)
Component Side + Foil Side View (J72-0879-09)
3
4
D206
5 R270
C3
L202
DRIV OUT
CN103
CN1
2
FB
Q14
GND
E
L208
6 1
C
B
C4
R46
R271
R43 R44
2
FB
C172
C58
GND
1
7 Q13
R41
L14
CN104
R38
Q12
L13
R37
C228
C43
C108
R36
R30
D7
C62
8
D11
R219
Q203
9
10
Component side 2SB1386(R)
Layer 1
11
Layer 2
Layer 3
E
C
Layer 4
B
Foil side
IMH5A
12
6
2SC3120
5
2SC3356
4
2SC3722K(S)
2SC4215(Y) 1
2
B
3
13
E
C
95
14
E F G H
OUT
GND
IN C41
C47
IC1
X56-3072-70 (A/3)
C29
J72-0879-09
R1
D2 D4 R2
L1
L2
L7 L4
R257
TC2
R9
R12
R258 C16
C19
R10
R11 C23
C22
C68
C24
C6
R8
Q2 R22
MAIN
R6
R23 R7
VCO
R24
DVcc
D6
R5
Q11
E
C33
8T
C
B C26
C171
R35
R109
C39 C35
R18
R29
R20
C13
R32 Q4
Q5
R28
C36
C37
C38
R31 R210
Q9
C236
R34
C133
C144 R139
R138
4
1 8 R144
R69
MOD IC105
C79
IC106
R141
1
4 5
C131
C80
IC102
C132
UMC5 NJM2903M HSM88AS
NJM2904E
2
NJM4558E
5
1
4
5
3
3
8 1SV128
1
4
A
2
1 N
DTA114EUA
NJM78L08UA
DTC114EUA
C
2SK302(Y)
OUT
D
V
REF
IN G
GND
V
IN
GND
S
I J K
BU4094BCFV TA7808S AT24C08N10SI18
5
9
8
16
8
2
3
1 1
C34
12 1
O G
R25
IC2
R182
5 4
Q7
R26 R222
R149
IC203
Q208
8 1
R183
CV
C237
MAIN PLL
R251
C291
D3 D1
C71
R123
1 8
L243
C104
IC109 R185
C252
C290
4 5 C254 C245
C102
C258
L240
TC1
R113 R191
C107
C5
C111
Q1 C287
L16 R221
C296
L17
MAIN
C121 C282
C239
C297
PLL
R220
R253
L241
C
C69
R208
C298
D C293
R134 C240
L102
E
R273
C231
R261
DDS
L245
R181
Q242
C143 C250
Q3
C233
R275
L244
C146
C234
IC110
7
I
G
O
TO
MIC
CV
5
1
C136
CN3
8
C138
R147
4 3
1
R48
5 1
C52
IC100
R49
2SK508NV(K52) 2SK1824 TC4S81F
S
D 5
4
D
3
S
G
2SK2596
G
TC74HC14AF
NJM78L05UA
8
S
D
G
14
7
1
96
L M N O
M62364FP TA75S01F
13 4
5
24
12
4
3
2
1 1
1
IC108
I
C124 I G O
C125
O G I
SUB PLL
CV
IC205
C219
L247
D202
C220
L209
L204
R205
D201
C209
R228
R204
C212
R130
LE C208
R247
C74
Q207
C232
CK
R240
C75
DA R201
R211 R245
C76
R241
C216
C283
C213
C221
C288
R218
C246
D
R217
R121
R254
C C277
R250
L207
C251 E
C222
R215 Q241 C203
C205
R249 C202 SUB PLL
C247
C256
R180
8
EXT REF
IC206
14
R145
C249
REF OUT
L206
CN102
26
TX UNIT
(X56-3072-70) (A/3)
R e . f N O . A d d e r s s R e . f N O . A d d e r s s
C I 1 3 F
C I 2 0 4 8 P
C I 2 3 L C I 2 0 5 4 M
C I 3 I 9 C I 2 0 6 9 L
2
C I 4 9 H
1 Q 1 6 H
C I 1 0 0 1 I 0 Q 2 6 F
C I 1 0 1 7 J Q 3 7 H
C I 1 0 2 1 0 F
Q 4 8 F
C I 1 0 3 5 R Q 5 8 G
C I 1 0 6 9 H Q 6 7 G
3
C I 1 0 7 7 L
Q 7 I 4
1 C I 1 0 8 3 P Q 8 9 C
C I 1 0 9 5 J Q 9 8 E
C I 1 1 0 9 K
Q 1 1 7 E
C I 2 0 0 4 L Q 1 2 7 D
C I 2 0 1 7 N Q 1 3 7 C
C I 2 0 2 6 L
Q 1 4 6 C
C I 2 0 3 4 J Q 1 5 7 Q
P Q R S
AD9835BRU CD8468
9 11
16 20
8 10
1
1
IC103
C128
O G I
C127
R269
Q110
1 5
4
2 3
R131
Q114
C147
Q113
R100
R88
Q205
R212
D101
Q206
C278
C280
C115
L201 R260 R64
Q109
R265
L104
R129
C279 R62
R264
1
8
C260
C265
IC204
D205
5 4
R51
C264
Q106
C259
C82
R73 EXT REF IN
R79
C242 C101 R102
Q102
R112 R108
XF211
C106 R106
CN101
R e . f N O . A d d e r s s
R e . f N O . A d d e r s s R e . f N O . A d d e r s s
Q 1 7 4 L Q 2 0 6 7 P D 5 2 4 L
Q 1 8 4 L Q 2 0 7 6 L D 1 0 1 7 R
D 1 0 3 7 R
Q 2 1 6 E Q 2 0 8 I 4
Q 1 0 2 9 S Q 2 4 0 5 L D 2 0 1 5 N
Q 1 0 6 9 R Q 2 4 1 7 M D 2 0 2 5 N
D 2 0 3 6 O
Q 1 0 7 7 J Q 2 4 2 7 K
Q 1 0 8 9 Q D 1 5 H D 2 0 4 6 N
Q 1 0 9 8 S D 2 5 F D 2 0 5 8 Q
D 2 0 6 5 C
Q 1 1 0 6 Q D 3 5 H
Q 1 1 2 6 R D 4 5 F
Q 1 1 3 6 R D 5 7 H
Q 1 1 4 7 R D 6 7 F
Q 1 1 5 9 P D 7 8 D
Q 2 0 1 6 O D 1 1 8 C
Q 2 0 2 7 O D 1 2 8 D
Q 2 0 3 8 C D 5 0 4 M
Q 2 0 5 8 R D 5 1 4 L