Denon AVR-4806CI, Руководство по обслуживанию

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55
AVR-4806CI / AVC-A11XVA
SN74HC151APW-EL2 (IC953) ETHERNET P.W.B.
SN65LVDS32PW (IC301) DIGITAL P.W.B.
TC74VHCU04FT (IC303,309) DIGITAL P.W.B.
MM74HC4053SJ (IC301) A.VIDEO P.W.B.
CXA1511M (IC503) FRONT P.W.B.
(AD: IC
806
,
807
)
Data
Inputs
Outputs
GND
Strobe
3
2
1
0
Y
W
1
2
3
4
5
6
7
8
D2
D1
D0
Y
W
S
D5
D6
D7
A
D4
B
C
16
15
14
13
12
11
10
9
Vcc
5
6
7
A
B
C
4
Data
Inputs
Data
Select
1
2
3
4
5
6
7
8
10
9
20
19
18
17
16
15
14
13
12
11
1OE
1A1
2Y4
1A2
2Y3
1A3
2Y2
1A4
2Y1
GND
Vcc
2OE
1Y1
2A4
1Y2
2A3
1Y3
2A2
1Y4
2A1
TOP VIEW
1
2
3
4
5
6
7
8 16
15
14
13
12
11
10
9
1B
1A
1Y
G
2Y
2A
2B
GND
V
CC
4B
4A
4Y
G
3Y
3A
3B
G
G
1A
1B
2A
2B
3A
3B
4A
4B
4
12
2
1
6
7
10
9
14
15
3
5
11
13
1Y
2Y
3Y
4Y
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
1
2
V
EE
3
4
5
6
7
8 9
10
11
16
15
14
13
12
Y1
Y0
Z1
Z
Z0
Enable
GND
Vcc
Y
X1
X
X0
C
A
B
X = Don’t Care
Truth Table
Control Inputs
Select
Enable C B A ONSwitches
L L L L Z0 Y0 X0
L L L H Z0 Y0 X1
L L H L Z0 Y1 X0
L L H H Z0 Y1 X1
L H L L Z1 Y0 X0
L H L H Z1 Y0 X1
L H H L Z1 Y1 X0
L H H H Z1 Y1 X1
H X X X None
1
4 5
8
2 3 4 5 6 7 8
1
IN
ABLC
C1
C2 GND fo N.C. OUT Vcc
Detector &
Comparator
Integrator
TOP
VIEW
Head
Amp
Limiter
Amp
BPF
BEF
Hysteresis
Comparator