MBP 13" model 7,1 date/time out of synch
What is the cause of MBP 13" model 7,1 date/time out of synch message on start up. The main battery is flat so I use mains adaptor always.
Is the a mini battery on motherboard for PROM that causes this?
If so, where can I get a replacement?
Thanks.
MacBook Pro, Mac OS X (10.6.8)