Included tags: Intel 486 ×
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Kyoto Turbo 486EX (386 to 486 accelerator) Board Image and English Translated Manual

VCFed about 8 months ago

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Member Introductions • Don't know what took me so long...

Lemon64 about 8 months ago

to finally register here, since I've been a silent reader for quite some time. There's not so much to say about me - I got my C64 in 1987 (Xmas) and used it regularly until my interest shifted to a 486 PC in the mid 90s.Unfortunately, no one here in my …

Silicon Integrated Systems 486 Motherboard

VCFed about 8 months ago

I bought a SIS 486G 3.3/5Vb Ver:I motherboard off of E-bay, complete with manual. This board is supposedly New Old Stock, and is very clean. Upon arrival, I promptly pulled the ni-cad battery, although it showed no signs of corrosion. I've installed a Inte …
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Commodore Events - Both Old and New C= • ZOOM MEETING: Commodore 64 Video Chip Designer - ALBERT CHARPENTIER !

Commodore.ca about 8 months ago

Please join TPUG (Toronto PET Users Group) for an interactive Zoom meeting with Albert Charpentier, designer of the VIC chip in the VIC-20, and co-designer of the VIC-II chip in the Commodore 64. The meeting will take place on Thursday, October 19, 2023 …
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DEC PC 433 Workstation 486 PCW10-A2

VCFed about 8 months ago

Now this is a lot newer compared to what I collect usually but I couldn’t resist pulling it out of recycling. There is not mutch information about this model on the internet. It’s not in the best of conditions but I’m not complaining. I just took a …

Canon Object.station

VCFed about 8 months ago

Recently came into a longtime want - a Canon object.station 41, with the keyboard. The SCSI card and drives are in the machine, thought the SCSI cable is missing. On power-up, the caps/num/scroll lights flash briefly, and there is power to the disk drive …

386 DX-33 detected as 16 Mhz

VCFed about 8 months ago

Hi A while ago I acquired this 386/486 motherboard not posting described in this post https://forum.vcfed.org/ind... replaced the system chipset of the board and now it boots with a …

Gateway 2000 Tower Value

VCFed about 8 months ago

I came across Gateway 2000 Tower DX-486-66 with 5.25", 3.5" drives, CD-ROM, HD, in perfect working condition with original keyboard and mouse. I need suggestions regarding the sale value of such unit. …

expected 486 bus activity

VCFed about 8 months ago

Hello, I got a cacheless UM498 with soldered-on 486 CPU. There is a bodge resistor on the back I didn't notice before with one leg unattached, so I'm unlikely to proceed with trying to fix it further. I looked around for what looked like the place where i …

Anyone knows about the NEWAY GameED PC ?

VCFed about 8 months ago

Purchased a "NEWAY GameED PC" from Ukraine, cyrilic keyboard and seems manufactured in Taiwan. On the internet the only information is a page from a magazine nothing else. Is a 486 and seems to boot dos but wonder what the cart slot takes ?, and …

An early, possibly British i486. Do you know the brand?

VCFed about 9 months ago

Does anybody know what manufacturer is this "e" logo? I got this system and playing with it for a while now, motherboard is DFI 486-33UNB AIO? …
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Packard Bell Packmate 386 SX Processor Question

VCFed about 9 months ago

Hello, I have a pretty simple question. Is there a way, if any, to pop this processor out of this socket? It seems as if there would be a way, but I'm not sure. I can get a better sideview of the processor socket tomorrow if this picture does not suffi …

Accessing the bios on a Japanese IBM-clone AIO 486 CF-32GP

VCFed about 9 months ago

Hello everyone! I would need to know how to access the bios for a vintage Japanese AIO from Panasonic with an IBM BIOS (model CF-32GP). Unfortunately I don’t have any of the original recovery disks and I’ve tried F1/F2 at boot to no avail, so I think I …

ao486 (PC 486SX) • MisterFS not showing files

MISTerFPGA about 9 months ago

I set up my AO486 core today and was trying to copy over some files to the shared folder using misterfs, but it doesn't work.I'm using filezilla to connect to MisterFS over ftp, I'm using windows 10. I can see the file placed there in filezilla, and if I …

8-bit acorn hardware • BBC Micro Model B Issue 4 - No Video from RGB OR RF

Stardot about 9 months ago

Hi, New to the forums and the world of Acorn machines. I haven't touched an Acorn computer since an Archimedes A3000 back in the Mid 90's.I have recently bought a work colleagues Childhood BBC Micro Model B which is an Issue 4.It hadn't been used in many …

IBM PS/2 76 486 NVRAM error code?

VCFed about 9 months ago

Hello all, I just finished recapping a failed power supply for my IBM PS/2 Model 76. I bought it off an older fellow who was downsizing and he sold it to me cheap as it didn't power on. He and I figured it was bad caps (and it certainly was). I finally go …
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Rastan is still coming to the Amiga 500 and above and it’s looking very good indeed! (Demo Released)

Old School Gamer Magazine about 9 months ago

We’ve featured a number of Arcade to Amiga conversions/ports throughout the years, from the more recent Super Xevious, to Flying Shark, Green Beret and even our personal favorite Wonder Boy by AcidBottle. Well if you’re looking for even more A …

Ceramic capacitor on mystery 486 board

VCFed about 9 months ago

Hello all, I got a 486 motherboard in the mail today, and upon close visual inspection I found a damaged ceramic cap. I'm not familiar with ceramic caps, and so I'm not sure the value I need to replace this. On one side is the number 22 underlined, which i …

I/O controller isa 16bit not work on 2 motherboard but XT-CF work fine on 286

VCFed about 9 months ago

Hi, I have two motherboards 286 12mhz with 16bit isa port. 1er: wd286-lpm 2eme... Lite 4.1 8bit ISA work fine on this two motherboard, but this controller ISA16 bit not work, on this two motherboard. Goldstar prime 2c LCS-6624G Is it possib …

Looked in the back of my wardrobe and found a Tektronix Model: K1103 Protocol Tester in near immaculate condition. However...

VCFed about 10 months ago

Looked in the back of my wardrobe and found a Tektronix Model: K1103 Protocol Tester in near immaculate condition. However... I have a dilemma. I was thinking of turning this into a 486? portable gaming rig but I have two minor dilemas 1. The keyboard cabl …

Weird short on 386/486 motherboard

VCFed about 10 months ago

Hi everyone, I recently pick up a non working 386/486 motherboard model Elitegroup US3486 FX3000. First attempt to turn it on, pico PSU did not power on due to a short on 5v rail. Multimeter confirmed short with <10 ohm resistance. When I remove the CP …

Acer acernote 730 screen problem.

VCFed about 10 months ago

Hey, back with another quick question for the VCF hive mind. Another retro 486, this time an sx 25mhz laptop, been stored for the past decade or more. Brought it out of storage, made a power 3 pin din plug and connected it to my bench psu at the required v …
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Which VRM? Mylex MGI 486 motherboard.

VCFed about 10 months ago

Can someone recognize this vrm on this motherboard? Or is there any software i can use that can help me, which vrm is fitted there: (magnifying and sharping tools?) Looks like its having a white dot on the upper left corner on the top? …

off-topic • Plastic case cutting tool

Stardot about 10 months ago

Hello!This is not technically a Beeb related question, as it applies to some work I'm doing on restoring an old 486 laptop, but I figured the collective brain power of members here might have the answer... The old slimline floppy drive for this particular …

Help needed archiving copy protected 360k disk

VCFed about 10 months ago

Hello. Recently I have managed to repair a 5.25in FDD and started archiving a recent find of mine (some old program written in the USSR, from what I managed to find it's some sort of a file encryption tool which is not on the net in any form). Sadly, I a …