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Recent content by gw280

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    Rebuilding a Pismo battery

    I used this one: https://www.amazon.com/dp/B08B4RJ58B?psc=1&ref=ppx_yo2_dt_b_product_details, and used these nickel strips: https://www.amazon.com/dp/B08RHP8NDD?psc=1&ref=ppx_yo2_dt_b_product_details Be warned, this is a very very dangerous project, so be prepared for that. I made sure I had a...
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    Rebuilding a Pismo battery

    So after replacing the board, it showed a capacity of around 3800mAh, which is presumably what the old cells were at before the battery died. When I charged it, it hit "100%" relatively quickly, but continued to charge for several hours after that. I then ran a full discharge and a full charge...
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    Rebuilding a Pismo battery

    Replaced the DC input board and the charger board today. I'm reasonably sure it was just the DC input board but I ordered both anyway. The battery is now charging as it should, and I'll report back here with the results of the cell swap. My estimate is that it should have a working capacity of...
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    Rebuilding a Pismo battery

    Quick update: after some sleuthing I’m now reasonably sure the Pismo’s charger board is broken. OS X’s System Profiler shows the dreaded “AC adapter cannot charge battery: Yes” message, and says it’s a 26W power supply. I’ve ordered a replacement power board, and will tear the machine down...
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    Rebuilding a Pismo battery

    So I have a Pismo which had a completely busted battery. Taking it apart, three of the cells were leaking and pressing the charge indicator button wouldn't show any signs of life. Occasionally it'd show maybe 1 flashing light but most of the time it'd show nothing. The computer didn't recognise...
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