Tx-rx unit (x57-6990-10) (b/3), Component side view (1/2), Tk-8180 – Kenwood TK-8180 User Manual
Page 55: Pc board
54
J
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C20
R400
C21
C22
R403
C24
R600
R603
R604
R606
R800
R801
R802
R804
R612
R806
R613
CN403
R807
R615
R809
R616
R617
R618
R619
R811
R812
R620
R621
R622
R623
R624
R625
R629
R630
R632
R633
R636
R445
R446
R641
R642
R643
R644
R645
R646
R648
C801
C802
C
C803
IC71
C420
C421
R651
C422
R652
R653
C424
R654
C425
R655
C426
C427
C428
R465
C813
C814
C430
C818
C431
C819
C432
C435
C436
C437
R473
R474
C439
R475
C823
C824
C826
C441
C6
C444
C445
C446
R483
R484
R485
C831
R486
C832
R487
R488
R489
D1
C450
C454
C260
R491
C261
R496
R498
R499
D405
D406
C467
D408
D409
D600
D601
D412
C472
L3
D413
D414
D416
D418
D801
D802
D421
D422
C483
L323
L324
IC414
C498
IC801
IC802
R302
R
R503
R508
L4
R900
R901
R902
R903
C302
C500
C501
C505
X301
C506
R542
R545
R546
R14
R549
R15
R16
R17
R18
C511
R19
C512
C513
R552
R21
R362
Q3
F401
R569
C339
C530
C534
R572
R573
R574
C538
R575
C539
F801
C540
C542
C543
R580
C544
R581
C546
R586
R589
R590
R591
R592
R594
R595
R596
R597
C560
C561
C562
C563
C564
Q600
C565
C566
Q410
Q411
R71
R72
Q413
R75
Q416
R76
Q417
R77
Q418
C570
Q419
C572
Q803
C573
Q804
C574
C575
Q806
C576
C577
Q808
C578
C579
L410
L411
C580
Q811
Q812
C585
C586
C587
C588
C398
C592
C593
C595
C17
C18
C19
J401
EXT. SP
CN804
IGN
GND
1
2
8T
CN428
1
6
GND
HOR
PA
SPO
SPI
SB
+
CN803
GND
+
+
SB
+
IC417
1
7
CN802
+B
+
+
PA
HOR
5C
IC416
1
8
9
16
TTL
RS-232C
+
+
+
+
CN401
BATT
CLKC
32K
CHAE
1
45
8
+
+
+
+
1
2 3
4
G
S
D
G
S
D
1
DM
GND RXD TXD
NC 5C
SHIFT/MODEL
CLK
LCDDO
LCDDI
LCDRST
RST2
PSENS
GND
ME MIC
GND GND
PW NC SB SB 8C
GND SPO SPO SPO SPO SPO SPO
30
CN429
J72-0931-19 B/3
GND
RXD1
TXD1
TXD2
RXD2
OPT1
OPT3
OPT4
OPT5
5E
DTI
TCTL
AD-0 AD-1
5M
IC410
1
12
13
24
1 4
3
2
IC407
1
4
5
8
AO
EXTLIM
AI
8C
1
OPT1 RXD1
CLK
USEL DGND
AO
AGND STON
TCTL
AUDIH
TXO RXEI OPT6
OPT3 TXD1 OPT4 OPT5 AGND AI 5E DTI NC OPT2 RXEO TXI 8C
2
26
25
+
+
IC807
O
G
I
5E
TXO
AUDIH
OPT2
STON
RXEO
TXI
RXEI
OPT6
8C
G
S
D
RXO RXI
+
+
1
1
8
5
4
CN
1
5
UL
DT
GND
TK-8180
PC BOARD
TX-RX UNIT (X57-6990-10) (B/3)
Component side view (J72-0931-19 B/3)