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so I replaced the PRAM battery, and then powered the g5 back up... and still, it goes only to the grey apple screen with the whirring fan. Suggestions?

so I replaced the PRAM battery, and then powered the g5 back up... and still, it goes only to the grey apple screen with the whirring fan. Suggestions?

will replacing the PRAM battery solve the problem?

Thanks for the "target mode" info! I am now able to back-up my files. What about this PRAM battery, and resetting the PMU(huh?)? Could this solve the problem?

It does boot into Open Firmware , but then when 'resetting all' it boots right back into the grey apple screen. It always goes to the grey apple, but cannot access S.U. mode. Can't archive & reinstall because the cd-dvd- drive doesn't work. Plus, I need to save what is on the harddrive. What...

Yep, checked all that thanks. They same keyboard functions fine (checked it on an old Imac).

Does it seem to make sense that it would need a battery replaced since it has stopped working after being turned off for two weeks?

Thanks, been trying that, but it still goes only to the grey screen and fan seizure.

sorry, i mean that there was no response to Command+S

Command+S doesn't do anything?

Why replace the battery? Is that reelatively easy to do myself? What should I do at the firmware screen? Thanks!

Hi all, thanks in advance for reading this and any advice you may have. After having been turned off for two weeks, my powermac G5 will not got into OSX past the grey screen. Sounds: When booting up I hear normal processing sounds, but then five seconds into the grey screen the computer goes...