Aiwa CUD-DN858 Service Manual page 28

IC BLOCK DIAGRAM
IC, XR1071CP
LP GAINi LP GAIN2 SUM NODE BBE
LOW PASS
ALL PASS
IN
HIGH PASS
VCA BUT
IC, MC14053BF
BINARY TQ 1-OF-2
BECQDER WITH
INH] BIT
LOGIC TABLE
CONTROL INPUT ON SWITCHS
INST BIT cB A | MCI4053BF
ZO YO XO
oo 0 010920 0
240%