Kenwood TK-790 Service Manual page 89

A B C D
TK-790/ ( B ) /H ( B
1
TX-RX UNIT (X57-5610-XX) (A/3) -10 : TK-790/(B) K -11 : TK-790(B) K2 -12 : TK-790H(B) K Component side view + Foil side
2
R202 C202
3
R203 C204
8T
R129
4
8R
5
8C
R351 R335 C340
8C
L309
C333
L311 R330 C338
C346
6
R332 R326
C329
R350
R336
C351
Q308
R343
Q310
7
R338
C328
R333 C341
8CL
8
L308
C342
R329 C337
Q309
R344 D305
R347 R331
8CL
Q311 R334
5C
Q307
L314 L313
CP DT EP UL
9
C364 C363
5C
+
MB
1 20
IC301
X301
10 R357
C303
10 11
C301
OUT
11
Ref No. Address Ref No. Address Ref No. Address
IC101 8P Q104 4E Q202 6O
IC201 10J Q105 9N Q203 6O
12
IC202 10N Q106 9N Q204 2E
IC203 10L Q107 8N Q205 6N
IC301 10D Q108 9Q Q206 6N
Q101 3P Q109 9P Q301 9H
13
Q102 6I Q201 2D Q302 9H
105
14
E F G H
)
PC BOARD VIEW
CN203
C220
DO
C211 R219
C219
R220
R216
DB
D202
8T
C133 C130
C147
L131 L115 L114
C132 C128 R122
8R
D304
C325 L302 R323 L135
C327 8R
L304
RX
L306
C125 R162
R322 9CL
8CL
9CL
8CL
R361
CV
D303
C370
C323 L301 R321
C315 L303
TX
9CL
R320
+
R324
+ C356
5C +
C306
RF RN
9CL
R354
R318 C320
R314 R315 R317 R319
R316 + + +
+
C371
R309
Ref No. Address Ref No. Address Ref No. Address Ref No. Address
Q303 10F Q310 7B D105 3L
Q304 10F Q311 9B D106 8J
Q305 5D Q312 6B D107 8N
Q306 8D D101 10Q D108 7R
Q307 9C D102 4N D109 9R
Q308 6C D103 9P D201 3C
Q309 8C D104 4M D202 3E
I J K L
TV
CN201
D105
L112
3 4
R116 C119
A101 R158
1 6
CN101 C121 R118
R160
C117 R143 R167
L128 L129
R161 R120
CN102
R119
C179
XF101
L118
R125
D106
C181
XF102
L117
(N)
+
R308
9C
Q301
R307
L120
C352
8C
+ C310
STR DT +
CK ES
D301 8F
D302 5F
D303 8F
D304 5F
D305 8D
D306 4B
106
M N O P
L109
C108 R106
C116 C111
L111 L110
D104 D102
C112
C113
Q202
R215 E
C
+ C222
R217
B
Q206 8R
B
+
Q203
R213
C
8C
R212
E
L119
R136
C225
L122
2
C158
1
C157
L134
16
1
(W)
R148
D107
IC101
C180 C153
9 8
C182 R138
R149
C189
L127
R366
Q106
R112
C177
L123
R109
+
R157
Q105
R137
+
C194
5C R115
8C
+
Q R S
J72-0567-42 A/3
CN104
RA
C106
C184
C103 C102
C186
L104 L102
C185
C101
R142
C156
C161 R145
R146
CF101 CF102
(E) (G)
+
C165
CF103
CF104
(E) (G)
C193
Q109
R151
C190
C173 R150
Q108
C191
C174 R155
C176
TH101
R165
D101
CN202
Component side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Foil side
Connect 1 and 4