Caluser2000 wrote: What are you wanting the PS/2 adapter for? some 486s come with a ps/2 header on the mobo. Just need cabling and a suitable back plate. Sadly, the motherboard I have doesn't appear to have a PS/2 header. Surprising really, considering it's got PCI, it should be almost "modern".

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It is only a USB card with a PS/2 to USB bridge. It isn't gonna work in pure DOS or Win3.x, only on hardware with out of box support for USB and HID devices (98 and newer pretty much). Ahhh of course, nevermind then, thanks for your help :) Trying to find a solution to get the mouse on my KVM …

Any idea if these will work with DOS/Windows 3.11 on an old 486 Motherboard? (Obviously not the usb) https://www.amazon.co.uk/PCI-USB-PS2-CONTROLL … D/dp/B003TX6932

Does anyone have any experience with the Yamaha Audio Wave cards? Searched for info online but can't seem to find an awful lot, apart from this link: http://www.retronn.de/imports/hwgal/hw_yamaha_opl3sax.html Putting together a decent 486 DOS gaming machine and thinking about the right card for the …

Yes I thought that might of been the case with the voltages. Sadly I do not have the manual. I was hoping someone could help me indentify the board so I could try and find it online. I've tried searching the AMIBIOS and those OPTi chip numbers but can't seem to find anything. I can try and a clear …

Hello! I'm very new to this forum so I hope I've posted in the right area... I need some help identifying this motherboard: IMG_2814.JPG I recently aquired this board which came with an Intel 486DX2-66 CPU but I'm trying to upgrade it with a AM486 DX4-100. It works fine with the DX2 but when I put …