Any diagrams for this 4mb upgrade?

[russellnash]

I was wondering if there any diagrams available for this type of upgrade so that I can get a better view of how it is connected:

https://www.exxosforum.co.uk/atari/last/4mb/index.htm

[exxos]

There is no schematic if that's what you mean.

If you want to know how ram works there are plenty of ST schematics about.