Circuit Operating Principles; System C Ontrol Operation - Akai GX-635D Service Manual

V . C I R C U I T
O P E R A T I N G
P R I N C I P L E S
1. SYSTEM CONTROL OPERATION
S Y M B O L
TRUTH TABLE
N O T
C I R C U I T
X = A
F-tfit
l o l l r l
I'IFI
N A N D
C I R C U I T
X = A E
N O R
C I R C U I T
X = A + B
J
O = L O W L E V E L
I : H I G H L E V E L
Chart-1
J
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