Kenwood TK-8180 - Manual (Page 67)

63
SCHEMATIC DIAGRAM
TK-8180
T S R Q P
X57-699 4/9
A
A
A
C517
0.01u
C506 1u
R585 180k
R570 150k
C480
1000p
C518
0.1u
C528 2200p
R552 10k
C520 1000p
C489
0.1u
R599
180k
C535 0.068u
R610 150k
R586
1k
R597
1M
C491
0.1u
C485
1u
R576
220k
R568 120k
R606
0
C538 1000p
R559
120k
C488
12p
R581
150
C484
4.7u
R563 390k
R571 120k
R608
180k
C505 1u
C482
4.7u
R587
150k
C495
180p
R566
1M
R609 22k
C531 1000p
IC415
AQUA-L
1
2
3
4
5
6
7
8
9
10
TCLK/DTRDO
11
TD
A T A/DTRCLK
12
DI/O
13
RDF/FD
14
SCLK
15
DIR
16
XOUT
17
18
19
20
21
22
23
24
25
26 27 28 29 30 31 32
C524 1000p
R616 4.7k
C533 0.015u
2SJ243
Q413
R600
4.7k
C537 0.1u
R596
0
R580
150
R583
0
2SJ243
Q417
R578
0
R560 390k
R567
390k
C525
0.1u
C532 0.012u
R588 4.7k
C503
68p
C534 1000p
C499
820p
C526 0.1u C514 82p
C493
4.7u
R558
390k
C507 0.1u
C529 47p
R603
0
R602
1M
R607
270k
R601
470k
C492
0.1u
R598 4.7k
C476
0.1u
C536 0.1u
C497 1000p
R524
10k
1
2
3
4
VSS
5
6
7
8
VDD
R594 680
R589
0
C511
0.1u
R573
6.8k
C501 22p R569 100k
C496 0.1u
C483 0.01u
R592
0
R604
0
2SJ243
Q416
C540
10u10
C539
10u10
C544
10u10
C543
10u10
R613 100k R619 100k
R612 100k R617 100k
R615 4.7k
R618 220k
R620
220k
C542 1000p
C530
10u
R614
0
C541 0.1u
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
C519
1000p
C591
0.1u
2SK1824
Q412
C592 7p C593 7p
R595
270k
D601
1SS388
Q600
DTA144EE
R647 100k
R584
0
R659 33k
R661 4.7k
C513 1000p
C512 1000p
R590
0
Q409
DTC363EU
T/R
R579
22k
AM2
RXEMAI RXEMA
O
AI
AO
RXAO
AUDIH
5C
TCLK/DTRDO DTRLO
A
D
AFSTD AFD
A
T
AFDIO AFR
T M
AFDIR
RXAI
R646
4.7k
5C
AF SW
V_REF
AM1
AF
AF MUTE SW
DT
MM2
DT
AM1
MIC-AMP
AGC DETECTOR
D408,409
MIC AGC
MIC AGC
MIC MUTE SW
MIC MUTE SW
Q416,417
AF
MUTE
SW
MIC MUTE
CONTROL
LSDIN
OPT6
ME
RXC
CK
SCSW
STSW
MIC
MM1
BEEP
OPT6
STSW
CK
RXC
LSDIN
LIMLV
AGND
AM1
AF
IC413
TC7MZ4053FK
AF SW IC
IC414
TC75W51FU
MIC AMP
D408
MA742
D409
MA742
2SC4116(Y)
Q410
2SA1586(Y,GR)
Q411
AF SW
RXAF
RXAFIN EXPOUT FIL
TER
O
RXINO RXIN A GND
XIN
VSS
AMP3P
AMP3N
AMP3O
AMP4P
AMP4N
AMP4O
DTRAIN AGNDIN
TXIN
TXINO
LIMLV
EXTLIMIN
MOD
VDD
DTRLOADN
STD
C
B
A
0X
1X
XCoM
YCoM
VCC 1Y
0Y
1Z
ZCoM
0Z
INH
VEE
GND
TXAI TXA
O
X403
3.6864MHz
L77-1965-05
R582
1M
Q415
HN1L02FU
AF SW
(VOICE)
2SJ243
Q414
R611 10k
ME
MI2
AFO
D600
1SS388
MIC MUTE
CONTROL
C468 0.01u C461 0.01u
R531
10k
–
– +
+
4.98V
2.50V
4.93V
2.49V
2.81V
R:4.90V
T:0V
R:4.92V
T:0V
R:4.98V
T:0V
2.49V
4.83V
4.88V
4.98V
TX-RX UNIT (X57-6990-10) (B/3)