Kenwood TK-2140 Service Manual page 12

J K
314
+
CN305
1
1
NC
RXD
TXD
C362
5M
C364
E
81
NC
C371
PF
80
PTT
C389
ME
EMC
C383
MSW
SP–
8
SP+
SSW 14
2
C384
83
L313
R612
02
L304
L320
R607 L306
SW1
SW2 CN304 GND
CN303
+
PTT
R363
L M
TX-RX UNIT (X57-6402-71) (A/3) Component side view (J79-0057-09 A/3)
SP
–
R319
R316
C313
D304
R361
C304
+
C215
R303
D300
C396
CP303
CP304
CP305
C397 CP300
R318
C311
CP301
+
Q311
R311 R312 L302
Q310
C382
CV
R624
R389
R373
R348
N O
PC BOARD
9
8
IC311
16
1
17
IC308
32
CP307 CP308
CP309 CP310 CP311 CP312
CP302
75
76
IC309
100
1
C342
C337
R621
R347
C336
C338
X300
Q300
P Q
TK-2140
1
16
IC312
8 9
16
1
CP315
CP317
CP313
51
CP319
50
R614
R353
R819
R619
26
25
R620
1 8
IC310
4
5
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
Foil side
R S
1
2
3
4
+
5
6
7
+
8
TXD
9
10
11
12
13
11
14