Ps1 bios replacement help!

General information to do with the PlayStation 1 Hardware. Including modchips, pinouts, rare or obscure development equipment, etc.
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omocaig3zza
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What is PSXDEV?
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PlayStation Model: SCPH-1000
Location: Australia

Ps1 bios replacement help!

Post by omocaig3zza » March 10th, 2023, 5:16 pm

Hi everyone, I'm trying to replace my jap ps1 bios with a PS1 DTL-H1100 or similar just for fun.
I had a look all over the web but I cannot find an IC that would work for purpose.

I'm a kind of a newbie with ps1 bios and stuff like that but I'm totally fine if I need to solder/modify anything.

Any help would be appreciated!

RobertaMendoza
What is PSXDEV?
What is PSXDEV?
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Joined: Jan 07, 2025
PlayStation Model: SCPH-1002
Location: New York

Post by RobertaMendoza » January 8th, 2025, 12:00 am

Great if you are exploring replacing the BIOS on your PS1. Try to check out modding forums or retro gaming communities. They might have detailed instructions or sources for the ICs you need. Good luck!

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