Onkyo DV-CP702 Service Manual

DV-CP702
IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q2301: TC74VCX162373FT 16-BIT D-TYPE LATCH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
1OE
1Q1
1Q2
GND
1Q3
1Q4
VCC
1Q5
1Q6
GND
1Q7
1Q8
2Q1
2Q2
GND
2Q3
2Q4
VCC
2Q5
2Q6
GND
2Q7
2Q8
2OE
1LE
1D1
1D2
GND
1D3
1D4
VCC
1D5
1D6
GND
1D7
1D8
2D1
2D2
GND
2D3
2D4
VCC
2D5
2D6
GND
2D7
2D8
2LE
PIN ASSIGNMENT
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
1D1
47 37 38 404143 44 46
1D2 1D3 1D4 1D5 1D6 1D7 1D8
48
1
1Q1 1Q2 1Q3 1Q4 1Q5 1Q6 1Q7 1Q8
2 3 5 6 8 9 11 12
1LE
1OE
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
D
LE
Q
2D1
36 26 27 293032 33 35
2D2 2D3 2D4 2D5 2D6 2D7 2D8
25
24
2Q1 2Q2 2Q3 2Q4 2Q5 2Q6 2Q7 2Q8
13 14 16 17 19 20 22 23
2LE
2OE
Truth Table
Inputs Outputs
1OE
H
L
L
L
1LE
X
L
H
H
1D1-1D8
X
X
L
H
1Q1-1Q8
Z
Qn
L
H
Inputs Outputs
2OE
H
L
L
L
2LE
X
L
H
H
2D1-2D8
X
X
L
H
2Q1-2Q8
Z
Qn
L
H
X: Don't care
Z: High impedance
Qn: Q output are latched at the time
when the LE input is taken to a low logic level.
SYSTEM DIAGRAM

Onkyo DV-CP702 Specifications

General

Brand	Onkyo
Model	DV-CP702
Category	CD Player
Language	English