Kenwood TK-7180 Service Manual page 63

A B C D
TK-7180/7189
PC BOARD
1
CN804
J401
2
1
EXT. SP IGN
2 GND
CN428
3
C579
+
C576
4
SB
7
5
IC417
1
6
R642
D416
C560
C561
Q418
R655
R632 R641
F401
7
HOR
PA
D418
9
R622
R621
IC416
8 R629 R625
D414
R630
16
R624
R633
R636
D413
9
CLKC
32K
CHARGE
+
10
CN401
BATT
D419
C538
11
Q417
R618
S
R809
R616 D R619
G
C813
R613
+
C540
1 4
IC801
2 3
+ R603
C513
C818 R604
R617
R594 R581
+
12
C542
R589
C498
13
CN429
J72-0930-29 B/3
14
E F G
TX-RX UNIT (X57-6982-71) (B/3)
Component side view (J72-0930-29 B/3)
Q812
C814
C819
R821 C823
1 4
R807 2 3
IC802
R812
Q808 8T
CN803
GND
+ C580
+
+
L410
CN802
L411
+ +B
R652
C573
+
C574
C572
D801
R648
R651
C570
F801
D406
R544
Q419
C472 R542
R824
C467
C446
R508
5C
1 8
8
IC407
4 5
R499
C564 +
D405
+
C562
C441
+
R376
C454
1 +
5M
AO
EXTLIM
R664
C420
C425
R488
R477
+
C544
R569
C501
CN403
AD-0 AD-1
C512
R580
C426
+
5E
H I J K
TX-RX UNIT (X57-6982-71) (B/3)
Component side view (J72-0930-29 B/3)
IC1
1
GND
C22
GND
L4
C19
C17
+
C23 C20
R18
C32 +
R15
R85
R21
C77
R77 C76
R19
C18 1
1 8
IC72
R81
Q3
IC71 4
R90
4 5
C85 + R82
+
C6
R72 R78
C74
8T
D301
C316
R313
Q301
C326 C319
L306
C308
R369
R379
R305 R328 C325
L305
D304
C339 C388
C323
L307
R329 C333
L304
D305
C307
CN301
+
C596
R537 X301
R538 R600
C534
R590
RXO RXI
CN302
1 UL PLE 2
DT PCK
8C
5 GND DGND 6
L321
AI
GND
+
L M N O
PC BOARD
4
GND
L5
C44
L6
8R
8
5
R115
R89 R28
R86
L110
R88
R130
C128
D103
C127
C129
C395
C317
C131
C311
R129
R310
D104
C214
C133 C132
R380
R309
C220
L111 C221
Q314
C225
C224
C137
CF172
R206
Q305
D105 WIDE
R202
C136 C135 R203
C241
+
C312
L112
C236
C234
R198
C139
CF171
+
C314
D106 NARROW
R316
C140
C141
R207 C228
L113
R322 LO
+
R126
R317
BPF
R326
5R
+ C338
R375 CV
P Q R S
TK-7180/7189
R30
Ref. No. Address Ref. No. Address
IC1 3K Q421 11C
C60
IC71 7J Q803 2E
IC72 7L Q804 2D
IC172 9P Q806 2E
C55
IC407 7G Q808 3D
IC410 8F Q811 11C
C53
IC414 11E Q812 2F
IC416 8D D1 5I
IC417 5C D103 8M
IC801 11B D104 8M
IC802 2G D105 9M
C50
IC807 12H D106 10M
Q3 7I D173 10O
Q72 7L D174 10P
Q73 7K D301 8K
Q171 11P D302 9K
Q175 10O D304 9J
Q176 9P D305 9J
Q177 9O D405 8G
Q180 10O D406 7F
Q301 8L D408 11E
Q302 10L D409 11D
Q303 11L D412 9D
Q304 11L D413 9C
Q305 9L D414 8C
R217
Q314 9L D416 6D
X171
C211
Q410 12D D418 7D
L188
1 16
Q411 12D D419 11C
IC172
C229 Q413 10I D420 12C
C231
Q416 12C D421 13E
8 9
+ Q417 11D D422 13E
Q177 C237
S
Q176 Q418 6D D801 6F
D
R212
G
C235 Q419 7D D802 6G
D174
R200
C226
C223
R199
C198
L182
C197
R183 C196
R181 R184
C194
R180
XF171 C192
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14