Hi, I have a couple IIsi systems (4 actually).
I'm trying to validate and source/buy some new modules for these systems but I'm hoping someone can help me confirm I'm getting the right thing.
I saw this post here that suggests the system can actually handle higher compacity (which is probably easier to source)
tinkerdifferent.com
I see some modules listed here: https://www.knjn.com/ShopMemories.html
But I normally have never sourced parts for custom solder jobs like this and want to make sure I'm getting the right thing. Any suggestions or known modules I can buy that work?
I'm trying to validate and source/buy some new modules for these systems but I'm hoping someone can help me confirm I'm getting the right thing.
I saw this post here that suggests the system can actually handle higher compacity (which is probably easier to source)
Upgrading IIsi onboard RAM to 4MB
The Mac IIsi motherboard is wired for a 1 MB onboard RAM array using eight 256kx4 DRAM chips or a 4 MB RAM array using eight 1Mx4 chips. After discovering this on my broken IIsi, I was able to simply replace the eight RAM chips with larger 1Mx4 RAMs (e.g. KM44C1000, M5M44400, MT4C4001) and get 4...
tinkerdifferent.com
I see some modules listed here: https://www.knjn.com/ShopMemories.html
But I normally have never sourced parts for custom solder jobs like this and want to make sure I'm getting the right thing. Any suggestions or known modules I can buy that work?
