![](/html/SANYO/134847/page5.png)
LA7156
Pin 20: Low
D1
D2
D3
D4
D5
P2
L
—
—
—
—
H
L
—
—
—
—
L
H
L
L
L
L
H
H
L
L
L
L
L
H
H
L
L
L
H
H
H
L
L
L
L
H
L
H
L
L
H
H
L
H
L
L
L
H
H
H
L
L
H
H
H
H
L
L
L
H
L
—
H
L
H
H
L
—
H
L
L
H
H
—
H
L
H
H
H
—
H
L
L
H
—
—
—
H
H
H
—
—
—
H
L
Note: The previous state is retained even if another switch is changed.
Block Diagram and Recommended Circuit Diagram
A.V.SW1
B
B
B
A
A
A
A
A
A
A
A
A
A
A
A
A
A.V.SW2
A
A
C
C
C
C
A
C
A
C
A
B
A
B
*
*
A.V.SW3
B
B
B
B
A
A
A
A
A
A
B
B
B
B
*
*
FSS out
H
L
H
L
H
H
L
L
H
H
H
L
H
H
H
H
Pin 7 out
L
L
L
L
H
H
H
H
H
H
L
L
L
L
*
*
No. 4702-5/8