Denon AVR-2802 Service Manual

24
AVR-2802/982
BU4052BCF (AU:IC255,509,510)
Y
4
Y
2
Y 3
Y 1
INH
V
EE
Vss
V
DD
X
2
X
1
X 0
X 3
A
B
Common
X
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
INH
A B ON SWITCH
L
L L X
L
H L
L
L H
L
H H
H
X X
Y
0 0
X Y
1 1
X Y
2 2
X Y
3 3
NONE
FUNCTION TABLE
TOP VIEW
X:Don't Care
X
0
Y
0
X
1
Y
1
X
2
Y
2
X
3
Y
3
Common
Y
INH
V
EE
B
OUT/IN
A
OUT/IN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
RESET
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O 0
I/O 1
I/O 2
GND
VCC
WE
A17
A14
A13
A8
A9
A11
OE
A10
CE
I/O 7
I/O 6
I/O 5
I/O 4
I/O 3
TOP VIEW
AT49LV002T (AU:IC817)
Pin Name
Function
A0 - A17
Addresses
CE
Chip Enable
OE
Output Enable
WE
Write Enable
RESET
RESET
FUNCTION TABLE
I/O0 -I/O7
Data Inputs/Outputs
DC
Don't Connect
1
2
3
4
5
6
7
8
10
9
20
19
18
17
16
15
14
13
12
11
OE
1D
GND
Vcc
1Q
CK
2D
3D
4D
5D
6D
7D
8D
2Q
3Q
4Q
5Q
6Q
7Q
8Q
1D
2
1Q
19
2D
3
2Q
18
3D 3Q
4 17
4D
5
4Q
16
5D 5Q
6 15
6D 6Q
7 14
7D
8
7Q
13
8D 8Q
9 12
CE
1
CLK
11
1D
EN
C1
SN74AHC574PW
(AU: IC815, 816)
logic symbol
SN74HC151NS (EX:IC505,506)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
5
D2
D1
D0
Y
W
S
D4
D5
D6
D7
A
B
C
3
2
1
0
Y
W
Strobe
GND
Vcc
4
5
6
7
A
B
C
Data
Inputs
Data
Select
Data
Inputs
Outputs
BU4051BCF
(AU:IC251,252,504~507)
Channel IN/OUT
X 4
X 6
X
X
7
X
5
INHIBIT
V
EE
Vss
V DD
X 2
X 1
X
0
X
3
A
B
C
Common
Channel IN/OUT
OUT/IN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
4
C
6
OUT/IN
7
5
INH
V
EE
2
1
0
3
A
B
TC74VHC123AF
(AU: IC801)
15
1
2
3
4
5
6
7
8
5
16
14
13
12
11
10
9
CLR
QQ
QQ
CLR
1A
1B
1CLR
1Q
2Q
2Cex1
2Rext/Cext
GND
Vcc
1Rex/Cext
1Cext
1Q
2Q
2CLR
2B
2A
74LVX157
(AU: IC804)
1A
1B
1Y
2A
2B
2Y
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Vcc
ST
4A
4B
4Y
3A
3B
3Y
SE
LECT
5
SEL
SN74LV4040APW
(AU: IC813)
Outputs
OL
OF
OE
OG
OD
OC
OB
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Vcc
OK
OJ
OH
OI
CLR
CLK
Outputs
Outputs
OA
OL
OA
OF
OE
OG
OD
OC
OB
OK
OJ
OH
OI
CLR
CLK
TC74HCU04AF
(EX:IC504)
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1Y
2A
2Y
3A
3Y
GND
Vcc
6A
6Y
5A
5Y
4A
4Y
SN74LV00APW
(AU: IC807)
1A
1B
1Y
2A
2B
2Y
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Vcc
4B
4A
4Y
3B
3A
3Y
GND
SN74LV14APW
(AU: IC809)
1A
1Y
2A
2Y
3A
3Y
GND
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Vcc
6A
6Y
5A
5Y
4A
4Y
TC74HCT7007AF
(AU:IC823)
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1Y
2A
2Y
3A
3Y
GND
Vcc
6A
6Y
5A
5Y
4A
4Y
X
Y

Denon AVR-2802 Specifications

General

Brand	Denon
Model	AVR-2802
Category	Stereo Receiver
Language	English