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Kenwood KRC-666 Service Manual page 14

Cassette receiver
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P
QQ
3 7 63 1515 0
1
2
ESD-GND
FLIP DET
3
RESET
VOL A
ILL-GND
VOL B
to
NC
X89
ILL+B
J1
NC
1/2
DI
A
REMO
TE
L 13942296513
4
CL
PANEL 5V
CE
D-GND
DO
5
6
www
.
7
Q
SWICTH UNIT (X16-2030-21)
D3
D6
D9
D12
J1
1
TP1
D13
TP13
2
S23
TP3
D14
3
TP2
RESET
4
4
TP5
5
TP4
6
6
7
TP6
8
9
TP8
TP11
10
R6 1K
11
CP3
IC2
470x4
TP10
0V
1
64
GND 1
2
12
63
GND 2
3
62
GND 3
61
REMOTE
SENSOR IC
TP16
13
14
TP15
TP12
15
16
TP14
6
4
IC1 : NJU6535
D1-14
:
B30-1565-05
IC2 : PNA4S22M
D15
:
B30-1564-05
D17,18
:
B30-1571-05
Q1 : DTA114EUA
D19,20
:
B30-1566-05
Q4 :
DTC144EUA
x
ao
y
i
R
8
KI0
KI1
R12
D2
D1
KI2
330
R13
D5
D4
330
R14
D8
D7
KI3
330
R15
D11
D10
330
C9
R16
KI4
0.01
360
D15
R17
D20
D19
330
R18
D18
D17
270
C12
C11
0.01
0.01
Q4
Q Q
3
6 7
1 3
5V
5
0V
VO
R5
4
5.0V
VCC
100
Q1
10K
10K
REMO.
SENSOR
SW
S24
CP1
10Kx4
VOL
UP/DOWN
GND LINE
B LINE
u163
.
S
KRC-666/G/R
2 9
9 4
2 8
TP18
TP19
5
2
TP20
TP21
4
3
TP22
TP23
6
AM
TP24
TP25
CLK
FM
TP26
TP27
AUTO
SRC
CP5
1Kx4
CP4
1Kx4
1 5
0 5
8
2 9
9 4
49
KS5
50
KI0
51
KI1
52
KI2
53
KI3
R9
1K
54
KI4
5.0V
R2
55
IC1
VDD
56
4.7
V0
LCD DRIVER
57
V1
58
V2
0V
59
VSS
60
OSC
61
61
SO
62
62
CE
63
63
SCL
64
64
SI
m
co
T
9 9
1
EQ
2 8
9 9
32
SEG32
S32
31
SEG31
S31
30
SEG30
S30
29
SEG29
S29
28
SEG28
S28
27
SEG27
S27
26
SEG26
S26
25
SEG25
S25
24
SEG24
S24
23
SEG23
S23
22
SEG22
S22
21
SEG21
S21
20
SEG20
S20
19
SEG19
S19
18
SEG18
S18
17
SEG17
S17
17
X16-2030-21 (1/2)

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