Page 20
The steps performed in this Pictorial
are in this area of the circuit board.
IDENTIFICATION
DRAWING
OLLI)
WA
LLLLLLLLL LL
(ZZ.
) 14-pin IC socket.
(
( ) 16-pin IC socket.
) U103: 74LS00 (#443-728).
( ) 16-pin IC socket.
( ) U102: 74LS123 (#443-942).
( } U101: XR2206 (#442-710).
( ) R112: 5 MQ
(#10-393) control.
Solder the lugs and tabs to the
foil.