iMac PRAM batteries

Are these known to eat them? I've just ordered my second one in three years.
Andy Hewitt wrote on :

Are these known to eat them? I've just ordered my second one in three years.

The old 5200 I got in 1994 is still on its original.

D.M. Procida replied on :

Andy Hewitt hairy.biker@redacted.invalid wrote:

Are these known to eat them? I've just ordered my second one in three years.

Yes, if you don't keep them plugged in and/or you haven't applied all the firware updates.

Daniele

Andy Hewitt replied on :

D.M. Procida real-not-anti-spam-address@redacted.invalid wrote:

Andy Hewitt hairy.biker@redacted.invalid wrote:

Are these known to eat them? I've just ordered my second one in three years.

Yes, if you don't keep them plugged in and/or you haven't applied all the firware updates.

I do both. It only went unplugged for a few days while we moved, and it keeps resetting the date to 1970 - nothing else resets though!