Took out the PRAM battery out of my PDQ PowerBook G3. Looks like it's just 6 rechargeable button cells sandwiched between two conductive layers. Is it possible to rebuild it? : r/VintageApple
922-4631 PowerBook G4 Titanium 15" Onyx or DVI PRAM Battery
Power Your Recycled Laptop with a Rebuilt Battery | Low End Mac
Blogopolis - Replacing the PRAM Battery in a PowerBook G3 Wallstreet
Powerbook G3 Pismo | MacRumors Forums
PowerBook G3 Pismo PRAM Battery Replacement .Step 1 — Keyboard Turn the keyboard locking screw - [PDF Document]