battery mod

Hello everyone, Question level beginner. I got a mv1b and I installed a battery holder on it, but saves are not working. I just took off the old battery and installed the holder, I didn't not remove anything I would like to use it with ml2032 not cr2032. I tested the electric tension on the...

Hi, I'm looking at picking up a CPS3 and would like to get battery-less 3rd strike running on it (or a darksoft multi-bios setup would work as well, basically I just want to have a setup where I can play 3rd strike without fear of the cart suiciding) and I have a few questions. I was primarily...

Until recently my MV1B still had the original rechargeable battery. It looked a bit grotty but hadn't leaked however it wouldn't keep a charge for very long so I figured I should replace it pronto. I bought a Dreamcast battery kit as it looked like the correct lead layout but it was only when I...

I recently decided (I woke up about 3am one night) that I didn't like the thought of the very old rechargeable battery soldered, from factory, to my Hyper 64. I figure one day it'll leak. Across the multimeter in the past weeks it reads between 2.2v and 2.6v... so, time for it to go. First...