Jules, No - go ahead and remove. The battery retains the PRAM data, which is generally not a user-accessible feature in the way CMOS RAM is on x86. The PRAM will be restored on next boot - but obviously, some things (like virtual memory) will need to be re-enabled. Not a big deal at all.
On Sun, Nov 6, 2016 at 8:12 PM, John Rollins <[email protected]> wrote: > You just made me think that I need to go check on some of my stuff and see > what the batteries are doing… Been quite a while since I used a lot of them. > > On an old Mac, quite often the reason for a machine to not boot at all > would be a dead PRAM battery, so complete removal may not be an option. You > could test it, but don’t expect much. As for what is stored in there > besides date/time, a quick search shows that it is likely storing data on > startup disk ID, AppleTalk status, monitor settings, volume, mouse speed, > and energy saver settings. > > > On Nov 6, 2016, at 14:49 , Jules Richardson < > [email protected]> wrote: > > > > > > So I'm working my way (more slowly than I probably should be) through my > systems, ditching ancient on-board batteries before they leak... > > > > In the case of the Mac SE's, are there any critical settings which I > should make a note of before removing the on-board battery? Should I expect > any issues trying to run the machines without? (I'm not inclined to replace > batteries unless I have to, just so I don't have to worry about replacement > again in x years time) > > > > cheers > > > > Jules > > > >
