Kenwood TK-8180 - Manual (Page 66)

62
TK-8180
SCHEMATIC DIAGRAM
K L M N O
X57-699 3/9
D
IC405
AT29C040A-90TI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
IC410
M62364FP
1
2
3
4
5
6
7
8
9
10
11
12 13
14
15
16
17
18
19
20
21
22
23
24
C429
1 u
C454 0.01u
R553 4.7k
C463 0.01u
R540
47k
R532
1k
C475 100p
C477 1000p
R536
15k
C479 1000p
R545 10k
R541
0
R550 4.7k
R548
82k
C470
0.01u
R557
4.7k
C472 0.1u
R542
0
Q405
DTA114EE
R527
3.9k
R528 47k
R494 4.7k
R501 4.7k
C443
0.01u
C433 0.1u
R495 4.7k
C438 0.01u
R493 1M
C440 0.1u
C452 100p
R500
0
R519 100k
C448 100p
R514 18k
C459 10u10
C453
0.1u
R520
0
R505 68k
R515 100k
R512 15k
R506 220k
C457 470p
R504 10k
R513 560k
C451 0.01u
R517
22k
1
2
3
4
VSS
5
6
7
8
VDD
1
2
3
4
VSS
5
6
7
8
VDD
IC408
TC75W51FU
1
2
3
4 VSS 5
6
7
8
VDD
R522
100k
R526 270k
R533 100k
C462 0.01u
1
OUTPUT
2
V+
3
INPUT+
4
5
IC412
TC75W51FU
1 2 3 4
VSS
5 6 7 8
VDD
R530
330k
R521
47k
R523
560k
C460 0.01u
C465
22p
C469
0.1u
D407
RB706F-40
R539 39k
R535
390k
R529
680k
IC407
TC75W51FU
1 2 3 4
VSS
5 6 7 8
VDD
R496
100k
R498
270k
C444
39p
D406
02DZ5.1(Y)
C446 0.01u
C445
15p
R503
100k
R499 100k
R534
27k
C441
10u
C450
10u
R508
1k
R565
0
4 6
1 2 3
5
R554 56k
R556 56k
R555 12k
C467 0.01u
C455 47u6.3 R546
0
C584
22p
C400
1u
R509 33k
R549
47k
R475 100
R663 4.7k
R664 4.7k
D405
EMZ6.8N
A4
A12
A15
A16
A18
A5
A6
A7
A17
A14
A13
A11
A8
A9
WR
A3
A2
A1
A0
D0
D1
D2
D3
D4
D5
D6
D7
RD
A10
CSO
L408
TV
MB
10CL
5C
5M
DEO
DI
SIDET
ONE
DA
T A OUT
MP
RXDET
MOD
LSD BUFFER AMP/
VCXO BIAS AMP
LSDO
+
+
–
–
-
-
+
+
MODULATION
LPF/DEF AMP –
–
+
+
DET AMP/
DATA LPF (DB-25)
VOLTAGE
PROTECTION
VOLTAGE
PROTECTION
FLASH MEMORY
D/A CONVERTER
OPT6
ME
MIC
CK
SCSW
RXC
STSW
BEEP
LSW
MM1
DC DETECT
O
R
MM2
DT
DSTB
HSDIN
HSDO
AQUA
CONTROL
SW
LSDIN
EMTON
AM1
LSD LPF/VOLTAGE
DC-REFERENCE
RF BPF TUNING
VOLTAGE DC AMP
LSW
BEEP
MM1
LSDO
EMTON
A11
A9
A8
A13
A14
A17
WE
VCC
A18
A16
A15
A12
A7
A6
A5
A4 A3
A2
A1
A0
Io0
Io1
Io2
GND
Io3
Io4
Io5
Io6
Io7
CE
A10
oE
VIN1
VOUT1
VOUT2
VIN2
VDD
LD
CLK
DI
VIN3
VOUT3
VOUT4
VIN4 VIN5
VOUT5
VOUT6
VIN6
DO
VDAref
RESET
GND
VIN7
VOUT7
VOUT8
VIN8
DT
AM1
AF
V_REF
MM2
STSW
SCSW
CK
RXC
ME
OPT6
LSDIN
MIC
MM1
BEEP
LIMLV
AGND
IC409
TC75W51FU
IC406
TC75W51FU
INPUT-
V-
IC411
LMC7101BIM5
HSD BPF/HSD
COMPALATOR
C434 560p R492 680k R490 180k
R497
3.3k
R507 220k C442 0.1u R502 10k
Q406
HN1J02FU
AF SW
(LSD)
–
– +
+
–
–
+
+
1.53V
0.87V
4.99V
2.49V
2.50V
2.50V
2.50V
4.98V
2.50V
2.49V
2.50V
4.92V
4.98V
2.48V
TX-RX UNIT (X57-6990-10) (B/3)