Did you try the battery reset utility? I had a 520c and got one of the batteries to start taking a charge.
Post #2 by TheWhiteFalcon
| Source Forum | PB 5xx Backup (“PRAM”) Batteries — #2 |
|---|---|
| Category | Troubleshooting |
| Post Date | Mon, 5 Oct 2015 - 17:32 |
| Original URL | https://68kmla.org/bb/threads/pb-5xx-backup-pram-batteries.2768/ |
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