"I have kind of the same, original 128k (rev.2) case, original board but with 1Mb expansion card with SCSI connector as well, with Mac Plus ROM chips and 800k drive, making it an Plus in a 128k case. "
"I'm not sure how tightening those bottom two screws fixed your rattle but I'm glad it's fixed all the same! You can always buy a boot disk. That's a fun little machine, I'd give it a go if I were you!
"Apple offered an upgrade kit for all 128k & 512k Macs that allowed a service tech to upgrade their earlier Macs with a Mac Plus motherboard and a back that said "Macintosh Plus". The front faceplate would stay the same,…"
I recently acquired a Mac Plus with the original Mac 128/512 faceplate. It doesn't say Macintosh Plus on the front but on the back it has the Macintosh Plus 1MB sticker. From the research that I've done, all Mac Pluses had Macintosh Plus written on the front. Is this true?
"I have a combination swiss army knife like set of torx screwdrivers, it wouldn't reach into the handle, but I noticed the two bottom screws were loose and tightened them. After that the rattle went away. It did not come with a boot disk…"
"If you have a long T15 screwdriver you can crack it open and see what's rattling around in there. Sears sells one, it's a red and black Craftsman. It's good to have around if you have a Plus. Two screws in the…"