Seems to be some kind of microscope image grabber: https://www.ebay.com/itm/Imagraph-Imascan-chr … 2-/331547211493

I have tried with the jumper on as well but Windows wont boot and BIOS still reports 256k cache. This is the module I have been trying with: 1.jpeg 3.jpeg Edit: The chips on the module appears to be pipeline burst sram but since the module is HP maybe it's not standard? https://www.idt.com/products/ …

Not sure if you read the manual, but you can not use the on-board cache and a module at the same time. If you want 512 kb cache, you need a 512 kb cache module. The 256 kb cache module was for versions without on-board cache. I might have misunderstood the manual a bit. This is what it says: "ATC- …

Did you find a compatible stick? I have the same problem with my ATC-1020. My system hangs on ”Verifying DMI Pool Data.......” with floppy led on. I have pulled jumper JP17 to disable onboard tag.

Hi! I just got another motherboard (TMC PCI48AG-0.00 http://stason.org/TULARC/pc/motherboards/T/TMC-RESEARCH-CORPORATION-486-PCI48AG-VER-0-PCI48AG.html) for my 486 hoping to use my AMD 5x86 133 and a faster PCI GPU. The first problem is that I can not figure out how to set the multiplier to 2 in …

Hi! I just bought a NOS IntelliMouse Serial or PS/2 compatible mouse and it works fine on two computers with the PS/2 connector. But I can't get it to work as a serial mouse. I bought this adapter: https://i.imgur.com/p9JpZx5.jpg. I have tried it on 3 different computers with serial ports but not …

Thank for all the tips! I switched places on the IDE controller and GPU and it has been stable this far. I will take a look at reflowing if the problem comes back.

Hi! I just completed my 486 build but the system freezes at random times. If I wiggle any of the ISA cards slightly it starts working again. At first it was the NIC so I removed it but after that it's the sound card and after that it's the graphics card or the IDE/floppy controller. I have cleaned …

Do you have any kits for sale at the moment? 😀

Thanks all!

Hi! I´m gathering parts to build a 486 gaming PC and just bought a sound card from eBay. I know it's a Yamaha YMF719E-S based card but is that enough to find drivers for it? Here are some pictures from the listing: