Procedure
- Connect Pin-7 (Input & Output) of ICBase-5 to Pin-4 (Input & Output) of ICBase-5.
- Connect Pin-6 (Input & Output) of ICBase-4 to Pin-13 (Input & Output) of ICBase-4.
- Connect Pin-15 (Input & Output) of ICBase-1 to Pin-4 (Input & Output) of ICBase-5.
- Connect Pin-7 (Input & Output) of ICBase-3 to Output-8.
- Connect Pin-18 (Input & Output) of ICBase-4 to Pin-6 (Input & Output) of ICBase-5.
- Connect Pin-14 (Input & Output) of ICBase-5 to Pin-14 (Input & Output) of ICBase-3.