Help to identify a 286 Mobo
Posted on 2019-01-26, 17:27
The motherboard is this: I've looking for in the typical websites and I haven't found nothing about that mobo. I would like to upgrade the memory. It has 512kb of memory. Best regards
Re: Help with a 286 Motherboard
Posted on 2019-01-16, 11:44
The board is not working properly. I compared the two pictures and I realize it's missing a chip in the right corner. I think it's a clock generator. Where can I get that chip? and a socket for that? Any other sugesstions are welcome.. Regards The missing chip is the i287 Math Coprocessor, it's not …
Re: Help with a 286 Motherboard
Posted on 2019-01-16, 11:44
Thanks a lot kixs one more question: do you know what kind of socket use those chips?
Help with a 286 Motherboard
Posted on 2019-01-16, 10:44
Hi ! Recently I've gotten a mainboard like this: https://i.ibb.co/z2R5zsG/IMG-20190116-111021.jpg it's the same board that open this thread: https://www.vogons.org/viewtopic.php?f=25&t=45345 https://i.imgur.com/5JZqNKe.jpg The board is not working properly. I compared the two pictures and I realize …
Re: Update BIOS in 486 FIC Motherboard: from 64k to 128K
Posted on 2019-01-14, 10:04
Thanks for the answers. Yes I programed a AT29C010, and I will test in the motherboard. The BIOS file, I download from official ftp site, but I have my doubts / reservations
Update BIOS in 486 FIC Motherboard: from 64k to 128K
Posted on 2019-01-13, 08:41
Hi! I've got a FIC 486 GVT - 2 motherboard. Recently I updated the original BIOS to 3.07G version (3073.zip file) . The original BIOS was a 64 kb BIOS and the new BIOS too (I used a W27E512-70 chip). A few days more later I was looking fo others files in the site ftp.fic.com.tw I've found a new ( …
Re: Question about cache ram on motherboard (TAG chip "capacity")
Posted on 2018-12-28, 14:25
Yes it looks like logical, but I've never seen before. I have the impression it's necessary more memory (TAG) to control that amount of cache(1MB)
Question about cache ram on motherboard (TAG chip "capacity")
Posted on 2018-12-28, 13:28
In the past I've have different boards that I upgraded to 1MB of memory cache. All of them have the same configuration for TAG memory chip: 64k x 8, like the picture https://i.ibb.co/fpHMWny/Sin-t-tulo1.png Today I decided to update one board (SILICON STAR INTERNATIONAL - ABIT PS5 PCI), but the tag …
Re: What kind of EEPROM chip for this BIOS?
Posted on 2018-12-27, 19:31
Thanks a lot
What kind of EEPROM chip for this BIOS?
Posted on 2018-12-27, 18:48
Hi! I have a 486 motherboard that it has a chip AMIBIOS with 28 pins. My 486 motherboards usually have got a 32 pins chip for BIOS and I change that chip for AT29C010A-70. What kind of EEPROM chip for this BIOS (28 pins)? Where can I found it? https://i.ibb.co/vzT7JvD/BIOS-Chip.png Thanks in …
Help to identify a AAREX 486 motherboard ¿¿ PCChips M912 ??
Posted on 2018-06-25, 10:01
Hi! So I recently got this motherboard: https://preview.ibb.co/fgpG78/s_l1600.jpg I'm trying to identify this motherboard. The picture is exactly equal to PCChips M912 ver 1.4 but if I look for information about it with the BIOS string https://preview.ibb.co/mykW78/s_l1601.jpg https://preview.ibb.co …
Re: Help configuring a FIC 486 GVT - 2 motherboard with 486SX25 processor
Posted on 2018-06-24, 14:06
Finally I set "DX jumpers " for SX CPU and it works properly
Re: Help configuring a FIC 486 GVT - 2 motherboard with 486SX25 processor
Posted on 2018-06-24, 08:57
alvaro84 wrote: What's more Intel and AMD parts are practically identical up to the vanilla 5V SX2/DX2 models so I usually don't care what manuals write about them. I also tend to ignore SX/DX settings too, without problem so far. OK Thanks
Help configuring a FIC 486 GVT - 2 motherboard with 486SX25 processor
Posted on 2018-06-23, 16:21
Hi I've got this mainboard. I've got a 486 sx25 CPU (&E5V1X SX798) too I have a doubt, I thought that CPU settings should be the same as 486DX33 (except clock speed, obviously) But in this board - I found the manual on the net - has got differents settings: first column (SX) and second column (DX) …
Re: Wanted Diskette Drivers for OTIVGA OTI067 card
Posted on 2018-06-11, 09:48
tayyare wrote: Here they are: WoW Thank you very much
Re: Wanted Diskette Drivers for OTIVGA OTI067 card
Posted on 2018-06-10, 17:26
Jo22 wrote: Hi, have a look at ftp://retronn.de/driver/oak/oti067/disk1/ Thats a server by another vogons member, I believe. Good luck! 😀 Hi Jo22!! Thanks a lot
Wanted Diskette Drivers for OTIVGA OTI067 card
Posted on 2018-06-10, 14:30
Hi! I recently bought this card. I was looking for the drivers for that card, but only I found Windows drivers for 3.1. Has anybody have the diskettes driver for this VGA with MS-DOS Utilities? Thanks in advanced
Re: Upgrading the DAC in VGA
Posted on 2018-05-25, 07:21
The problem is the VGA BIOS. I haven't got the VGA 5600H BIOS.
Re: Upgrading the DAC in VGA
Posted on 2018-05-24, 06:04
Thanks a lot for the info
Upgrading the DAC in VGA
Posted on 2018-05-23, 19:07
Hi! I have got this ET4000 card: VG-5600 model. This board only support 256 colors because it has a 476-80 RAM-DAC and it only supports that amount the colors. https://i.ebayimg.com/images/g/gWYAAOSwMLha8HTQ/s-l1600.jpg In the manual says there is another model (VG-5600H) with support for 32K/64K …
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