Kenwood TK-780 Service Manual Supplement page 60

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A
B
C
D
TK-780/H
PC BOARD VIEW
1
Component side
Pattern 1
2
Pattern 2
Pattern 3
Pattern 4
Foil side
3
Connect 1 and 4
J72-0809-02 A/2
4
ANT
C259
ANTE
C258
5
L217
C202
6
L216
TC1
C148
7
R147
C146
L222
L220
C201
R201
C267
C266
8
C297
C299
9
C213
L202
C211
10
TV
L203
C214
11
L204
C216
12
TP1
L205
C276
TP2
L207
13
63
14
E
F
G
H
TX-RX UNIT (X57-6480-XX) (A/2) Component side view + Foil side
-10 : K -11 : K2 -12 : HK -13 : HK2
4
3
C290
C289
C292
C272
C406
C271
C407
C251
C250
+
D211
L213
C253
TH1
D212
C255
R223
R135
IC6
4
5
R113
1
8
C93
R149
R52
C44
Q29
R112
R120
C235
R139
H/L
Q203
E
R224
C
R230
C231
R405
C171
R404
B
L11
+
1
8
R175
IC401
4
5
R238
C56
A1 : X58
C57
4
5
IC1
R308
D15
C66
1
8
DT
Q7
+
C303
R169
R75
EP
C183
L303
C64
R170
C304
R27
ST
Q300
R26
R304
L301
L300
C25 +
R34
HT
R29
C153
C27
E
C30
9CL
C38
+
R319
8CL
R46
C35
C49
MD
+
+
9C
C322
C320
R324
C327
C161
X1
C313
C43
CV
R318
R316
R307
C47
Q3
R56
+
C315
+
+
L12
R317
R315
+
Q2
C154
C228
R247
R89
XF1
C33
R40
8C
+
C34
C225
I
J
K
L
IC400
2
1
C288
C294
C244
R251
DB
+
R249
C295
C273
C274
C261
C243
C200 +
+
C285
R138
C283
R239
C282
+
C240
C241
R241
Q204
E
C242
IC13
C
C237
B
9C
8T
D210
8C
5C
C117
MB
C116 +
CP
+
DT
R28
+
C45
CK
KEY
CF1 (F)
W/N
BPO
BP
Q16
LD
R130
Q32
+
G
D
S
C101
D23
+
R161
C107
+
QAD
L6
CF2 (G)
R131
R107
9
8
Q15
C102
C94
IC11
C91
DM
16
1
R110
R16
C17
R104
TP3
C98
C96
R165
R119
+
C99
X2
M
N
O
P
Ref No. Address
Ref No. Address
Ref No. Address
Ref No. Address
IC1
9G
IC14
6O
Q7
9E
Q21
IC2
13M
IC15
10P
Q8
9O
Q22
IC3
10O
IC201
6G
Q9
9Q
Q23
IC4
8O
IC202
13E
Q10
7M
Q24
IC5
10M
IC300 10H
Q11
7M
Q25
IC6
6G
IC400
2I
Q12
7L
Q26
IC7
9M
IC401
7F
Q13
7M
Q27
IC8
10M
Q1
8O
Q15
12I
Q28
IC9
10O
Q2
12F
Q16
11J
Q29
IC10
8R
Q3
11F
Q17
6G
Q30
IC11
12J
Q4
11R
Q18
11J
Q31
IC12
9L
Q5
10S
Q19
4O
Q32
IC13
6L
Q6
10R
Q20
5M
Q33
C105
+
+
C111
B
+
C106
C
E
C121
+
Q20
C177
C126
+B
C143
D37
R142
C133
R148
I
G
SB
O
Q13
TR
C120
+
C119
R99
C78
B
R91
8R
C
R97
+
C173
E
R414
+
Q12
Q403
R413
Q1
R80
G
Q402
D
S
3
4
IC4
D11
R74
C127
1
5
C54
+
C63
+
R411
C168
R60
+
C29
8
9
R14
R20
+
C22
Q8
R23
14
IC7
R21
C19
ST
R408
1
16
+
C24
1
ES
24
I
8
9
C40
G
IC9
O
+
IC8
+
C36
R57
8
IC5
1
16
E
C12
12
13
+
E
R7
LOK
R47
R6
C3
C4
5C
RD2
DEO
R48
+
C42
R49
OP
RD1
TD2
SQ
C1
C2
FW
TD1
R64
D35
R22
R31
CN7
CN1
DEO
8
1
IC2
5
4
SQ2
Q
R
S
Ref No. Address
Ref No. Address
Ref No. Address
Ref No. Address
7F
Q202
9C
D5
13O
D21
8Q
D37
6P
10Q
Q203
7H
D6
12Q
D22
11K
D206
9B
10J
Q204
7J
D7
11R
D23
11L
D207
10B
10J
Q300
9F
D8
13L
D24
10R
D208
12B
10Q
Q301
11G
D9
12M
D26
8P
D209
7H
10Q
Q302
11F
D11
9M
D27
7C
D210
7J
7P
Q401
7G
D12
12M
D28
8Q
D211
5F
8P
Q402
8O
D13
13M
D30
6B
D212
6E
6E
Q403
8O
D14
12N
D31
8Q
D213
7D
8Q
D1
13P
D15
9F
D32
5O
8Q
D2
13Q
D16
9R
D34
8Q
11J
D3
13Q
D17
13P
D35
12N
7E
D4
13P
D20
8Q
D36
7E
L14
J1
EXT. SP
C188
SP
+
C197
C196
C198
R109
C89
R106
R90
+
R85
D26
R86
R116
+
+
D16
1
C72
R144
R137
R145
IC15
R140
7
C15
R8
3
R132
SB
3
LOK/DTC/TXS/FSW
MM
PSW
E
LOK/AM
D7
HOR
1
1
C11
C10
C14
CN3
CN4
E

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