Thankfully, for many vintage Mac models, a working PRAM battery is not strictly required for the computer to start. The machine will boot, but it will lose settings—a small price to pay for keeping a piece of computing history alive.
If you're working on a specific model, I can tell you if its PRAM battery is or in a holder . Do you know the model of your Macintosh? Are you trying to replace a dead one? MACINTOSH PRAM BATTERY
Enthusiasts often carefully cut or desolder these old batteries to remove them before they destroy the logic board. 3. "Not User-Serviceable" (Technically) Thankfully, for many vintage Mac models, a working
For anyone working with old Macs, the first step is often to "recap" the board and deal with the PRAM battery. Do you know the model of your Macintosh
Many early Macintosh computers, such as the Mac SE, have soldered PRAM batteries. While designed to last for many years, these batteries are now decades old and prone to leakage.
Getting Started With Your Vintage Macintosh – Garrett Fuller