Hero-1 CPU Board
P403
Pin
Signal
Connected To
Notes
1
+5
2
+5
3
U425-4
To Abort Switch
4
U424-3
To Exp Board
5
U423-11
To Sense Board
6
Cassette Input (Gnd)
7
R403
Cassette Input (Sig)
8
U410-5
To Exp Board
9
GND
10
GND
Copyright © 1992 Donnie V. Savage
All Rights Reserved.