Kenwood TK-80 Service Manual page 94

CONTROL UNIT (X53-3570-21)
3
D2 REVERSE FLOW PREVENTION
5.3V
3
2
9
12
5.6V
12
9
2
R23
10k
1
1 FSL
2
PSC
3
BKC(INT2)
4
BOVR(INT1)
R32
10k
5
7 PSW(INO1)
6
11
CK1
7
10 CK2(TA4OUT)
8
3 MU
9
SPED(TA3OUT)
10
4 MD
R47
10k
11
2 SIDE(TA2OUT)
12
PDA
R49
4.7k
13
3 BZ(TA1OUT)
14
R145 2 5 LDA
15
6 LCK
10k
16
5 ULK
R43
470k 17
8 TOE
18
3 STD
R44
10k 5.0Vp-p
19
2 PCK
7.3728MHz
20
8 SO
10
12
R57
9 9
1M
X1
7.3728MHz
10
9
12
5.0V
12
5.0V
IC1
TC4S584F
D3
INVERTER
DAP202U
4.7V
4.7V
D3
SWITCHING
CN1
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3
1 8
1
2
THP
3
C54 C53
0.1u 1u
3 Q4
DTA143EK
2 Q3-6
SIGNAL
SWITCH
5
5.0V
1
2
5.0V 5.4V
0V 0V
60
RXD 4
59
R144
TXD 1
Q3
22k
58
THP DTC143EK
R82
57
ATI
56 10k
TTI 2
55
TSI 1 5
54 RES
ODEN 3
53
11 9
KYS
R99 22k
52
KEY 12
R100 22k
51
BSY 4
R101 22k
IC5
37702E8LHJMHF
CPU
50
5.3V D0
49
D1
48
D2
47
D3
46
D4
45
D5
44
D6
43
D7
42 ON ON
WR S1
41
RD
0V
OFF OFF
D11
1SS301
D7-13,15
SWITCHING
7
9
10
D5,6
REVERSE FLOW PREVENTION
5.3V
5.4V
D1 3.0V Q1,2,7
1SS301
6.0V SIGNAL
Q2
SWITCH
DTA143EK
D1 SWITCHING
D4
(REVERSE FLOW
0V
02CZ8.2(Y)
PREVENTION)
5.4V
IC3 5.2V
RESET M62003FP
5.9V
Q1
DTC143TK
IC2
D14
TC4S584F D4,14
Q7
02CZ9.1(Z)
INVERTER DTC143EK ZENER
DIODE
4.8V
0V
R40
D6
D16-18 10k
REVERSE FLOW PREVENTION
6.0V 1SS355
5.3V
12
11
LCD ASSY-CN1
manuals search engine
PDA
1 1
2 2
3 3
8
Q6
DTA143EK
5.0V
0V
Q5
DTC143EK
4 4
5 5
9
11
1
2
3
4
6 6
5
6
7
8
S3
11
8
7 7
2 8 8
9 9
10 10
5A 5A
UDA UDA
UCK UCK
REGULATOR
IC4
14.0V
TA78L06F
OUT IN 14V 14V
GND
5C 5C
11
AMUT AMUT
14S 14S
8A 8A
DGND DGND
SEL-CALL-CN2
(OPTION)
CN2 CN3
2
3
1
6
1
6 5
5.3V
2
1 33
NC NC
5.3V 2 32 0.2V
3 CS RES
0V 3 31 5.3V
GND D0
0V 5.3V
4 30
4 A1 D1
5.4V 5 29 5.3V
5 A0 IC7 D2
6 UPD71055GB-3B4 28 5.3V
NC D3
0V 7 I/O PORT 27 5.3V
FEN4 D4
0V 5.3V
8 26
1 FEN3 D5
0V 9 25 5.3V
2 FEN2 D6
0V 10 24 5.3V
3 FEN1 D7
5.0V 5.0V
7 11 23
4 VEN1 VCC
13
0V
6
15
8
13
5
5
IC8
SN74ALS04BNS
BUFFER
C57
1
2
10
5.4V 1000p 0V
3
9
4
IC6
AT93C66A10SU27
14
EEPROM
0V 5.0V
MCS
10 1
PCK
2
R102
MDI
3
0V
10k
PDA
4
ULK
5
13
14
9
CN4
TX-RX-CN14
FINAL-CN3
0V
CN6
0V
1
DGND
5.0V C94 0.1u 0V
2
DGND
5.0V 3
5A
C95 0.1u
1
14.0V
4
4 14S
C96 1000p
R122 5.0V
5
4 ATI
220 C97 1000p
6
R123 5.0V
3 SPED
220 C98 1000p
R124 0V
7
5 APRE
220 C99 1000p
R125
0V 8
6
6 ATA
1k C100 1000p
R126 0V
9
4 PR11
R95
220 C101 1000p
1k
R127 0V
10
3 PR12
3
220 C102 1000p
1 R128 0V
11
2 PR21
2
1
220 C103 1000p
3
R129 0V
12
1 PR22
4
220 C104 0.01u 0V
13
ATG
5
5.0V 14
VREF
6
C105 0.01u
7
R130 0V
15
2 POD2
8
100 100 C106 0.01u
R131 0V
16
1 POD1
4 100
2
1
0V
CN5
L8
R119
16
GND
15 100k C92 0.01u 18u
R118 0V 15
1
VDLY
470 C91 0.01u
R117 0V
14
7 VB1
8
220 C90 0.01u
R116 0V
13
6 VB2
220 C89 0.01u
R115 0V
12
5 VB3
220 C88 0.01u
R114 0V
11
ULK
220 C87 1000p
R113 10
PCK
220 C86 1000p
R112
9
PDA
220 C85 1000p
R111 0V
8
4 PEN1
220 C84 0.01u
R110
0V 7
3 PLS
220 C82 1000p 6
NC
R109 0V
5
2 DEN1
5.4V
220 C81 0.01u
R108 0V 4
2 CASL
220 C80 1000p
R107 0V
3
1 DEN2
220 C79 0.01u
R106 0V
2
3 ABSL
220
1
0V
GND
14