Bit of a long shot but have you reset the SMC? On 30 Jan 2024, at 17:36, Ben Rubinstein wrote:
> A MacBook Pro, probably approx 2014 model. > > On the shelf for perhaps a year, after many years of faithful service. > > Last week I started it up, cleaned off old users, installed a new admin user. > All good. Shut it down. > > Today I pressed the power button again, it shows an apple logo, progress bar > gets perhaps 25% of the way through, then it restarts again. > > Attempting to start shift key down makes no difference. But it doesn't often > seem to recognise start up keys. > > I managed to zapping the pram once: the only difference that made is that now > I hear the startup clang over and over again as it repeatedly restarts. I > wish I hadn't! > > I put in USB key with a bootable MacOS, and managed once to start with option > key down, and be offered a choice of boot modes - but then it restarted again. > > I managed to enter recovery mode once, got as far as inviting me to select a > WiFi network - but then it restarted anyway before I can get as far as > entering a password. > > Any ideas what this might be? Any ideas how I can make progress, or fix it? > > (I've got a similar slightly older version MacBook Pro that I could sacrifice > if necessary for parts if necessary. Might it be hard drive or memory > related?) > > All suggestions gratefully received. > > Thanks in advance, > > Ben > > -- > You received this message because you are subscribed to the Google Groups > "Sussex Mac User Group" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to smug+unsubscr...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/smug/c07260f5-818a-406f-b6d5-776594207d5b%40cogapp.com. Cheers, Jason -- You received this message because you are subscribed to the Google Groups "Sussex Mac User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to smug+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/smug/57ED8C1B-ECC6-4FE8-AB55-6D6FA7D0B5A8%40me.com.
