Re: help slow boot

Posted on 2023-08-31, 07:00

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i wil post some pics later the day ,i tried cpu clock 25 gives me black screen wont boot not even bios ,when i set it to 33 i can boot in to bios no problems but wont boot any further even if i turn of cpu cache < conflict somehow with the turbo function /40/50mhz works but stil super slow cpu is …

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Re: help slow boot

Posted on 2023-08-30, 18:22

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i tried all options iam 99% shure 100mhz is not supported 66mhz is max ...the end 😀 iam happy with 50

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Re: help slow boot

Posted on 2023-08-29, 20:56

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i think i did there is a voltage regulator on the board next to the cpu socket the board came with 32mb it works but makes everything even slower \ i wil try again tomorrow and see if i can get the 100mhz to speed up

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Re: help slow boot

Posted on 2023-08-29, 19:17

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i wil test tomorrow again with the 100mhz

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Re: help slow boot

Posted on 2023-08-29, 19:14

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

wel i found the pc with the 100mhz it works but when turbo is active it says no dos installed and acts very strange /when i remove the turbo jumper it works but superr slow !! but the manual clearly says 66max support

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Re: help slow boot

Posted on 2023-08-29, 18:20

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

problem solved the motherboard does not support 100mhz cpus and more than 16mb of ram ! the person before me installed a dx4 100mhz and 32mb of ram the system worked but superr slow ! now i have installed a 50mhz dx2 thats all i have and 8mb of ram and its fast and stable and the turbo switch is …

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Re: help slow boot

Posted on 2023-08-29, 14:38

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i changed bios just for testing see what would happen ! yes iam using a cf card but i also tested with a real HDD same problem i tested with 4/8 and 16mb ram 16 is to slow booting so 8mb is the sweeet spot after dinner wil chek the jumpers again i found out they solderd a 10k smd resistor on 2 legs …

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Re: help slow boot

Posted on 2023-08-29, 14:00

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i agree i have cleaned the motherboard chekked for damage ,so far stil slow after dinner wil chek all jumper settings again

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Re: help slow boot

Posted on 2023-08-29, 11:22

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i made some progress with turbo on and cpu cache off i can boot in to dos but cpu is stil slow

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Re: help slow boot

Posted on 2023-08-28, 18:35

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i did some testing with a 486 100mhz and sx

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Re: help slow boot

Posted on 2023-08-28, 18:35

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i did some testing with a 486 100mhz and sx

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Re: help slow boot

Posted on 2023-08-28, 18:34

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i did some testing with a 486 100mhz and sx

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Re: help slow boot

Posted on 2023-08-28, 18:34

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i did some testing with a 486 100mhz and sx

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Re: help slow boot

Posted on 2023-08-28, 18:29

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

games run realy slow i did couple of test and it showes l1 is active but games run slow ,when u put a jumper on the turbo switch dos wont load ,i tried with difrent cpus same thing super slow ingame and testing

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Re: help slow boot

Posted on 2023-08-28, 16:58

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

iam going to turn landmark any one knows where i can get the exe files

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Re: help slow boot

Posted on 2023-08-28, 16:58

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

oke i think i found my problem 32mb is just to much i tested with 4/8 and 16 mb and 8mb is the sweet spot ,but wierd thing is if i hook up the turbo connector it wont boot in to dos it says no os install etc etc when i remove the turbo switch it works fine turbo switch is not realy needed

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help slow boot

Posted on 2023-08-28, 16:13

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

so i have this motherboard https://theretroweb.com/motherboards/s/pcpartner-opti-486-vi-35-8199-01-802g-pci-r#downloads the vlb version when it tries to boot in to dos 6.22 its super slow takes like 45 sec to complete booting in to dos . what i tried so far is jumper on turboswitch ,difrent cpu , …

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Re: I recently found this hardware, AKA the Dumpster find thread.

Posted on 2023-08-01, 07:27

by

by scroeffie

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

i found this bit have no idea what it is or does junk ?

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Re: MUS-1099

Posted on 2023-06-22, 07:11

by

by scroeffie

in Marvin \ Sound

in Marvin \ Sound

matze79 wrote on 2023-06-17, 23:08: Auto Detect also does not work when using mixed 74 ICs I had the issue because I used some HCT instead of LS what chip did you use ??

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Re: MUS-1099

Posted on 2023-06-18, 14:12

by

by scroeffie

in Marvin \ Sound

in Marvin \ Sound

thanks for the link

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