After a processor upgrade on my Digital Audio G4 I have no sound or it's intermittant. (739)
Apple's website states that processor upgrades aren't supported. Will my processor upgrade work in Tiger? (1360)
Can I upgrade my Apple firmware without having OS 9 installed? (580)
Determining dual processor compatibility with PowerMac G4 'AGP Graphics' Sawtooth (47)
Do you sell upgraded processors for the iMac G4? (724)
How can I check which UNI revision of my G4 Sawtooth in OS 9? (need to find new link) (553)
I need to update my Firmware Boot Rom to install a processor upgrade Mac OS X: Available firmware updates (93)
My G4 AGP Processor Upgrade won't let my machine go to sleep / deep sleep! What can I do about it? (2379)
My G4 Powerlogix, OWC Mercury Extreme, or Newertech processor upgrade will not boot into OS 9. (803)
PRAM and NVRAM reset (1434)
What processor upgrades will work with my Mirror Drive Door (MDD) system? (900)