and I suggest you do some practicing, weather its taking apart some old electro junk or going down to radio shack and buying some random caps and a perf board, soldering and desold…
The LC575 takes 72 pin SIMMs, officially any size from 1MB to 32MB, unofficially, up to 128MB. They can be found for sale on eBay, on here, and inside Pentium 1 and late 486 era PC…