Kenwood TK-8180 Service Manual page 57

A B C D
TK-8180
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
PA HOR
D418
9
R622
R621
IC416
R629 R625
8
D414
R630
16
R624
R633
R636
D413
9
CLKC
32K
CHAE
10
CN401
BATT
D601
C538
11
Q417
R618
S
R809
R616 D R619
G
C813
R613
C540 +
1 4
IC801
2 3
+ R603
C818 C513
R604
R617
R594 R581
+
12
C542
R589
C498
13
CN429
J72-0931-19 B/3
14
E F G
TX-RX UNIT (X57-6990-10) (B/3)
Component side view (J72-0931-19 B/3)
Q811
C814
C819
R800 R804
1 4
R807 2 3
IC802
R812
Q808
8T CN803
GND
+ C580
+
+
L411
CN802
L410
+ +B
R652
C573 +
C574
C572
D801
R648
R651
C570
F801
D406
Q419
C472 R542
C467
C446
R508
5C
1 8
8
IC407
4 5
R499
C564 +
D405
+
C562
C441
+
R549
C454
1 +
5M
AO
EXTLIM
R403
C420
C425
R488
R473
+
C544
C501
R569
CN403
AD-0 AD-1
C512
R580
C426
+
5E
H I J K
TX-RX UNIT (X57-6990-10) (B/3)
Component side view (J72-0931-19 B/3)
IC1
1
C22
L4
C20
C19
+
C17
R18 L5
C32 +
L6
R15
R85
R21
C77
R77 C76
C18 1 8
1 8
IC72
Q3 R81
IC71 4 5
R90
4 5
R82
+
C6
R72 R78
C74
8T
Q301
C390
C392
C316
C302 L321
L324 L322
C393
L323 C395
C339 R305 R369
CN301
X301
R595
R600
C534
R590
RXO RXI
CN302
1 UL PLE 2
R326
DT PCK
8C
5 GND DGND 6
R315
L306
AI
GND
+
L M N O
4
C45
C42
8R
R115
R89 R26
R86
L110
R88
C127
D103
C129
C128
C262
C311 R133
R310
R370 C214
L111 R295
C317
C220
D104
C324 C221
C323 C225
C131
C224
C133
CF172
R206
WIDE
R202
L112
R203
C241
+
C312
D105
C137
C236
C234
C136
R198
CF171
+ C314
NARROW
R316 L113
R207 C228
D106
R298
C139
R322 LO
C141
+
R126
GND
R317
BPF
5R
+ GND
C338
CV
P Q R S
TK-8180
PC BOARD
Ref. No. Address Ref. No. Address
R30
IC1 3K Q600 11C
C60
IC71 7J Q803 2E
IC72 7L Q804 2D
IC172 9P Q806 2E
C53
IC407 7G Q808 3D
IC410 8F Q811 2F
IC414 11E Q812 11C
IC416 8D D1 5I
IC417 5C D103 8M
IC801 11B D104 9M
C50
IC802 2G D105 10M
IC807 12H D106 10M
Q3 7I D173 10O
Q70 7K D174 10P
C44
TH1
R31 C31 Q72 7L D405 8G
Q171 11P D406 7F
Q175 10O D408 11E
Q176 9P D409 11D
Q177 9O D412 9D
Q179 10O D413 9C
Q301 8L D414 8C
Q302 10L D416 6D
Q303 11L D418 7D
Q410 12D D421 13E
Q411 12D D422 13E
R217
Q413 10I D600 12C
X171
C211
Q416 12C D601 11C
L188
1 16
Q417 11D D801 6F
IC172
C229 Q418 6D D802 6G
C231
8 9 Q419 7D
+
Q177 C237
S
D Q176
R212
G
C235
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