Replace PRAM Battery for PowerBook G4 15: Easy DIY Repair Guide for Titanium & Aluminum
To replace the PRAM battery in a PowerBook G4 15”, use a soldering iron to heat the joint until the solder melts. Lift the battery terminal gently. Get a compatible replacement battery, usually a rechargeable 3V or 3.7V lithium battery (LIR3032). Handle the battery and circuit board carefully to ensure safety during the installation. Locate … Read more