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Re: CD ROM on Opti 931 for my 386SX

Posted on 2022-09-23, 15:05

Sorry for the delay in replying, I was convinced I had updated the topic! In the end I found a cd installation floppy with OAKCDROM.SYS updated but at the end of 97 ... it worked great! I also changed the CD player because unfortunately the Philips 8X did not read me some brands of CDs ... I put one …

Re: CD ROM on Opti 931 for my 386SX

Posted on 2022-09-16, 20:38

unfortunately my disk does not contain drivers, perhaps because it does not install from dos but only from windows 3.1 and windows 95. i searched the net and apparently the dos version has instead a "drivers.zip" file that it uses during installation .. but unfortunately I can't find any for the 931 …

Re: CD ROM on Opti 931 for my 386SX

Posted on 2022-09-16, 13:30

judging by this readme, it should be just as you say ... check it tonight and see what I find! SOFTWARE PACKAGE CONTENTS Package 1) DOS/Windows 3.1 installation package: ------------------------------------------------ The 82C931 software package contains (1) 3.5" 1.44M diskette. - This is the DOS …

Re: CD ROM on Opti 931 for my 386SX

Posted on 2022-09-16, 11:36

This is probably the problem. I should find a driver that can address mscdex to the sound card (/ P: 376,168) in the readme and in the installation floppy it speaks exclusively of CDSETUP.SYS which is correctly loaded and started (but is used to associate the port and the irq)

CD ROM on Opti 931 for my 386SX

Posted on 2022-09-16, 09:32

Good morning everyone, I wrote in an old discussion but I prefer to create a special one because the problem was not exactly the same. I would like to insert a cd player in my Olivetti M290, 386SX 16MHz, 4MB of ram, 100MB HDD and Tseng Labs ET3000. obviously the pc doesn't have a CDROM controller I …

Re: 486 DX2 in a 486DX Machine

Posted on 2015-05-17, 16:47

thanks for the informations I want to try soon the phil's test suite in the meantime I found another 4 1MB modules...! With 8MB I can install really many games / software 😀 EDIT: First two games with 8MB of ram.. Dark Forces (really playable) and Grand Prix 2 (slow with details to a minimum)

Re: 486 DX2 in a 486DX Machine

Posted on 2015-05-11, 18:31

The Cyrix 486 chips were said to be 5-10% slower than the intel parts at the same clockspeed. The DX/2-50 will be a little faster than the DX-33 at CPU intensive things, but fall behind at I/O intensive stuff. I remember reading the reviews in PC World and PC Magazine in early 1993, and those two …

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