I have an older G5 and the start up screen has gone to grey with the Apple logo and the fan is running at a very high speed. What is the fix?

Grey with the apple logo and the fan is running at a high speed. What is the issue and what is the fix? Please help. Thank you.

已邀请:

howapple - hello

赞同来自:

TRY RESETTING THE SMU AND PRAM:

Resetting the SMU on a G5 iMac:

https://support.apple.com/en-gb/HT1767

and on resetting the PMU on a Power Mac G5, G4 and G3 :

http://support.apple.com/kb/HT1939?viewlocale=en_US

http://support.apple.com/kb/HT1436

Resetting PMU on PPC PowerBook and iBook:

https://support.apple.com/en-us/HT1431

Resetting your Mac's PRAM and NVRAM:

https://support.apple.com/en-gb/HT204063

要回复问题请先登录注册