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  1. Request for help on 5170 Mobo

    Quote Originally Posted by Sabertooth View Post
    I have purchased an IBM 5170 with the Type 1 Mobo. I knew it didn't work when I got it but I do have some electronics background and thought I could make it work. I have changed out all the tantalum caps as well as a few of the MLCC. I installed the Supersoft BIOS v1.2 and it led me in a direction where I changed both 9517 DMA IC,s, replaced the original memory chips with NOS KM4128-15 the 8254 timer, 8942 keyboard controller and the 146818 RTC. I still get the same results as I have befofre
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