Picked up a PowerBook G4, but with poor battery. Anyone knows a good way to revive or replace the battery in these? It seems impossible to find a replacement battery (at least
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3.7V RTC Battery Apple PowerBook G4 Aluminum A1139 1.67GHz/17" Battery - Cmos / Resume / RTC. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation
Rebuilding a PowerBook G4 Battery « Keith's Electronics Blog
Best Buy: Lenmar Lithium-Ion Battery for Apple® PowerBook® G4 Series Laptops LBMCG417L
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Apple Batteries: Apple A1022 - 10.8V 6-Cell Lithium-Ion Replacement White Battery for Apple PowerBook G4 12" - CPU Medics