Functional Diagram - Denon POA-3012CI Service Manual

TC94A32F (IC232, 238, 244, 250, 256, 262)
QQ
3 7 63 1515 0
CD4508BPWR (IC421~426)
RESET A
STROBE A
TE
DUTPUT
L 13942296513
DISABLE A
D0 A
Q0 A
D1 A
Q1 A
D2 A
Q2 A
D3 A
Q3 A
Vss
HIN202EIBNZ-T (IC801)
1
C1+
2
V+
3
C1-
4
C2+
5
C2-
6
V-
7
T2
OUT
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R2
IN
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1 24 V
DD
2 23 Q3 B
3 22 D3 B
4 21 Q2 B
5 20 D2 B
6 19 Q1 B
7 18 D1 B
8 17 Q0 B
9 16 D0 B
OUTPUT
10 15
DISABLE B
11 14
STROBE B
12 13 RESET B
16
V
CC
15
GND
14
T1
OUT
13
R1
IN
12
R1
OUT
11
T1
IN
10
T2
IN
9
R2
OUT
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8

FUNCTIONAL DIAGRAM

OUTPUT
DISABLE
D0A
D1A
Q Q
3 6 7 1 3
D2A
D3A
STROBE
RESET
OUTPUT
DISABLE
D0B
D1B
D2B
D3B
STROBE
RESET
+5V
16
1 VCC
C1+
+
+5V TO 10V
0.1 F
V+
3
VOLTAGE INVERTER
C1-
4
C2+
+
+5V TO -10V
0.1 F
V-
5
VOLTAGE INVERTER
C2-
+5V
T1
400k ˇ
11
T1
IN
+5V T2
400k ˇ
10
T2
IN
12
R1
OUT
5kˇ
R1
u163
9
R2
OUT
5kˇ
R2
.
GND
15
26
POA-3012CI
2 9 9 4 2 8
Q0A
Q1A
1 5 0 5 8 2 9 9 4
4-BIT 3-STATE
Q2A
LATCH
OUTPUTS
Q3A
Q0B
Q1B
4-BIT 3-STATE
Q2B
LATCH
OUTPUTS
Q3B
0.1 F
+
2
6
0.1 F
+
14
T1
OUT
7
T2
OUT
m
13
R1
IN
co
8
R2
IN
9 9
2 8 9 9