Kenwood TK-890/(B) Service Manual page 92

A B C D
TK-890/ ( B ) /H ( B
1
TX-RX UNIT (X57-5620-XX) (A/3) -10 : TK-890/(B) K -11 : TK-890(B) K2 -12 : TK-890(B) K3 -13 : TK-890H(B) Component side view + Foil side
2
C210
C202
R206
R204
3
R202
C204
Q103
R156 C118
R201 C203
4
8R
5
8C
R339 C356
R357
8C
L314
C346
L317 R332 C353
C361
6 R335 C345 R328
R354
R340
Q309
C364
R350
R341 C357
L315
C348
Q313
Q311
7
R333 C354
R336 C347 R329
R342
R345
Q310
R337 C355
8CL
8 L313
C344
Q312
R331 C352
R334
C343 R330
R352 R355
R338
Q308
5C
R327
Q315
CP DT EP UL
9
L319
5C
+
MB
1 20
IC301
X301
10
C303
10 11
C301
OUT
11
Ref No. Address Ref No. Address Ref No. Address
IC101 8P Q103 4C Q201 2B
IC201 10J Q104 4E Q202 6O
12
IC202 10N Q105 9N Q203 6O
IC203 10L Q106 9N Q204 2D
IC301 10D Q107 7N Q205 2E
Q101 4O Q108 9Q Q206 6N
13
Q102 6I Q109 9P Q207 6N
107
14
E F G H
)
PC BOARD VIEW
CN203
L204
DO
C219
R224
C225
R225
C223
R222
R220
DB
D201
8T
C124 C120
C132
L108 L107
R113
8R
D305
C333 L302 R323
C338
L308
L305
RXL
R110
R322
9CL
8CL
D306
C335 L303 R325
C339
L309
L306
RXH
R324 9CL
8CL
R309
CV
C373
D304
C331 L301 R321
C337
L307
L304
TX C375
R320 9CL
8CL
+
R326
+ C326
5C +
C308
RF RN
9CL
R361
C376
R318 C323
R363
R314 R315 R317 R319 R365
C302
R316
+ + + +
C382
R364
Ref No. Address Ref No. Address Ref No. Address Ref No. Address
Q301 9H Q308 8C Q315 9B
Q302 9H Q309 6C D102 8J
Q303 10F Q310 7C D103 8N
Q304 10F Q311 7C D104 7R
Q305 8D Q312 8C D105 9R
Q306 5D Q313 7B D107 9P
Q307 6D Q314 6B D108 10P
I J K L
CN201
C235
3
4 R107
C108
A101 R150
R109
1 6
CN101 C110
R152
C109 R149 R166
L105
C113
C112
R111
R163 CN102
R105
XF101
D102
L112
R121
C115
R116
L111
XF102
(N)
+
R308 9C
Q301
C312
+ L114
R307
8C
C304
5C
+
STR
DT
CK ES
SRR
Ref No. Address
D201 3E D307 8D
D301 8F D308 4B
D302 6F
D303 7F
D304 8F
D305 5F
D306 6F
108
M N O P
8R
B L102 C103
C
C107
L104
E
Q101
Q202
E
R218
C
R221
+
C224
B KEY
8R
B
R214
+
C
R212
E
Q207
8T
L113 Q203
8C
C228
L115
2
R132
R165
1 C144
C142
16 1
(W)
D103
IC101
R139
C140
9 8
L120 C159 R140
C162
C173
R143
R158
L116
Q106
R157
C164
+
R128
R148
+
C178
Q105
5C
R160
8C
+
Q R S
J72-0569-42 A/3
CN104
RA
L101
C143
R133
C148 R136
R137
CF101 CF102
(E)
(G)
C167
+
C152
CF103
CF104
(E)
C153 (G)
Q109
R142
C174 C156
C160 R141
C175 Q108 R146
C161
C163
TH101
R161
D108
CN202
Component side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Foil side
Connect 1 and 4