Included tags: Intel 486 ×
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Comm Port Troubles GA-5486AL

VCFed about 3 months ago

Hi, I got this board: ... GA-5486AL G... GA-5486AL is a motherboard based on the ALi M1489/87 (FinALi-486 PCI Chipset) chipset. Get specs, BIOS, documentation and more! ... …

Getting back into older PC's with my first 486 Build in almost 30 years

VCFed about 3 months ago

So I have been on an 8bit kick for years now. I feel like we are so far removed from 8 bit computers they just seem more interesting to me now more than ever. I have plenty of IBM PC's but I still remember using them so I guess I just havent done much with …

Can I use 2 Winchester controller cards to add a third floppy to my 486 computer

VCFed about 3 months ago

I have a 486DX Micro Q (?) desktop computer that has a Maxtor HD and a 5 1/4" TEAC 1.2 MB drive and a 3 1/2" floppy drive. It is running DOS 5.0 and has 5 ISA slots available. I cannot find any markings on the current controller card as to the …

IBM PS/2 Units for Sale: Model 50 and Model 77

VCFed about 3 months ago

Hi all -- I've restored two machines that I'd like to move on to a good home. These are both fully working. Model 50: Original 1987 (not the 50Z). With 80287 coprocessor. 1.44MB Floppy. 1MB on board plus 2MB in IBM 286 Memory Expansion Adapter. McIDE MCA …

SBC/small motherboard with real floppy controller?

VCFed about 4 months ago

I'm looking to build an all-in-one disk imaging box, and I think the best way to to that in terms of broad software and format support is running DOS using ImageDisk, etc. What I want to find is the smallest possible 486 or better (so I can dual-boot a *NI …

PC 486SX (ao486) • Emulating Hardware

MISTerFPGA about 4 months ago

On the AO486 core, is it possible to make other emulated hardware with a pi (or other device) like the MT-32?? Maybe the 80487 Math Co-Processor and Video Cards and/or Audio Cards? This could transform the core into a 486DX4-75 from 486SX-33??My first PC …
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PC 486SX (ao486) • Small Linux distros (one is 1.44MB)

MISTerFPGA about 4 months ago

I have been looking into some very small Linux distros and wanted to try them on the MiSTer and its AO486 core.One is Kolibri OS, which can run from a 1.44MB floppy and somehow still have a web browser, file manager, Minesweeper, Snake, Flappy bird, a tex …

Old IDE drive powers down when connected

VCFed about 4 months ago

I'm attempting to connect up an old Seagate ST3120A ~107MB IDE drive to be backed up and then wiped. When the power is connected, the drive appears to spin up as expected, however when the IDE cable is connected it just spins down. I've viewed this resourc …

486 era drives, etc.

VCFed about 4 months ago

All were recently pulled from a working system: - TEAC FD-55GFR 1.2MB 5.25" FLOPPY DISK DRIVE $39 - Teac FD-235HF 1.44 MB 3.5" Floppy Drive $14 - Media Vision Pro Audio Spectrum 16 ISA sound card $39 - Wearnes CDD-110 2X CD-ROM Drive with contro …

Overcoming 486 504mb limit - OnTrack vs XUB?

VCFed about 4 months ago

Or something else? For all the software I want to put on, I need something to get past the 504mb limit, if only to create more 500mb partitions on a 2.5GiB drive. I used to have ezdrive back in the actual day, but these days that would be very inconvenient …
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Gateway2000 Colorbook, Need help

VCFed about 4 months ago

Hello, I have a Gateway Colorbook 2 using a 486 and I need help finding a part for it. The laptop is dated 1995 and is missing the HDD caddy which is needed because of it having an adapter to convert a 2.5" IDE drive to a proprietary interface. If any …
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Unidentified Dell 486

VCFed about 4 months ago

First post here, Found the Forums when trying to find more info on a unidentified Dell 486 mainboard i picked up last week, mostly going to cross post from Vogons to try and get more exposure on some lingering issues, i've been able to disable Parit …

Best system and software for testing and wiping 40MB - 3.2GB old hard disks?

VCFed about 4 months ago

Hi... So I test and sell hard disks and hard disk doner pcbs. Anything with SMART (I guess ~4.3GB and up) I have a process and it works well. GSmartcontrol and Nwipe in Linux, using external usb caddies. I have hundreds of smaller 40mb upto 3.2gb (IDE a …

Greets from Fort Collins, CO

VCFed about 4 months ago

I've been around here for a bit, but never bothered to introduce myself. I live in Colorado, write software for a living, play in a band, ride bicycles and drink beer, and mess around with old computers. I'd tell you how many, but it would probably just de …

486 DX2/66 Graphics Card

VCFed about 4 months ago

Any suggestions here for a Gateway 2000 486 DX2/66? I have one ISA slot and one PCI slot available. I have an ISA SoundBlaster 16 in the other ISA Slot. I wouldn't mind maybe adding an ethernet card in the unused slot after I select a graphics card. Op …

Paid disk recovery services recommendations

VCFed about 4 months ago

Someone contacted the Vintage Computer Federation and they are not local and don't want to mail their floppy disks to us for recovery. I'm aware that there are some services that recover different media, but am looking for reputable companies that we can r …

DJGPP and floating point emulation.

VCFed about 4 months ago

This is probably a stupid question combined with my faulty memory playing tricks on me. For fun, I created a stupid little thing in DJGPP (v2.03) on 86box, emulating a 25 MHz 486 SX - no FPU - just like a machine I had years ago. Because the machine, rea …

Compaq 486 4/25S parts list ?

VCFed about 5 months ago

Dear Fellow Forum members I have a few questions i'd like to ask. Does anyone have a parts list for the Compaq 4/25S ? Is there a riser board with 1 pci slot ? does anyone have the latest/last softpaq for it ? Thankyou Everyone Happy New Year James …

introduce yourself • Hello from Belgium!

Stardot about 5 months ago

Hi,I already made a few topics about my recent purchase, an Acorn A3010.It's now time to introduce myself. My name is Frank and I live in the East-Northern part of Belgium, close to the German/Holland border.My first computer was a ZX Spectrum 16k (later …

New member introduction

VCFed about 5 months ago

Just joined for the forum. Used to be on the mailing list over 20 years ago when VCF just started. I've got a pretty extensive collection of computers, probably around 100 that I plan to scale down somewhat. I used to have a computer museum at www.nothin …

Is there a case to be made for the 386?

VCFed about 5 months ago

My earliest family computer I can remember was a 386 running windows 3.1, so I've long had some fascination with the CPU. It must have been versatile, since they were still being manufactured for niche roles as late as 2009. That is some very long legs for …
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Backpack 5 1/4 Floppy : 360KB on 1.2MB / TEAC 55-GFR

VCFed about 5 months ago

Thanks to help from @Chuck(G) and the invaluable @modem7 website - I was able to make a 5 1/4 Backpack work again on the parallel port of a Toshiba 2130 (486 era laptop) running msdos 6.22 The documentation of the backpack (the flyer) says this drive sh …

other vintage hardware, software and languages • Frontier Elite II - combat

Stardot about 5 months ago

I was very excited when I saw a copy of Frontier Elite II in a games shop back in the 90s and immediately bought it. It ran superbly on my 486 DX4 100 on maximum detail etc. I remember marvelling at the scenery as I flew away from Merlin and up into the s …

486 restoration help wanted

VCFed about 5 months ago

Hi, this is my first post here! So I decided to get back into retro PC stuff after a year or two of not having a DOS setup. I decided to take a chance and buy an untested 486 custom PC on eBay. So far, I’ve removed the barrel battery, washed and dried th …

IBM PC, PCXT, Tandy 1000 • Mtools and MS-DOS 3.3x

MISTerFPGA about 5 months ago

Would anyone here happen to know of any sort of in compatibility between GNU mtools and old versions of MS-DOS? I'm writing a tool that generates bootable hard disk images and everything is just fine from 6.22 down to 4.00 but 3.31 and 3.30 won't boot in …