I am playing around wind my mac and I tried upgrading the firmware and i rebooted it and it did not chime, but it did turn on the fan. the display said no signal.
If anyone can help that would be great!
Mac mini 2018 or later
Try an SMC reset and a PRAM reset (hold the PRAM reset for at least three chimes).
What version of macOS was running on this computer?
How were you updating the firmware?
Try an SMC reset and a PRAM reset (hold the PRAM reset for at least three chimes).
What version of macOS was running on this computer?
How were you updating the firmware?
I was updating it by using the software tool. the Mac OS version is snow leopard. I have tried doing both things. It seems that the Mac OS not giving or getting any power or data. so the keyboard did not work.
2006 Mac mini not booting
