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No sleep mode with G5 PowerMac

On my G5 Dual 2,0 PowerMac the sleep mode doesn't work. It never goes to sleep. I've already checked various programms (shutting down nearly every process), still no luck. Leopard doesn't go to sleep. But here comes the worst problem: When i force my G5 to sleep, it won't come back, only a black screen an after 30 seconds the fans are going nuts.

Something is really brocken here, anyone else with this problem? On my Intel iMac and Macbook Pro safe mode works fine as it should.

- Henrik

PowerMac, iMac, MacBook Pro, Mac OS X (10.5)

Posted on Oct 28, 2007 2:25 PM

Reply
27 replies

Nov 6, 2007 9:16 PM in response to henni2007

Thank you Richard for passing along your experiences with the Alchemy TV DVR tuner card. I too lost the ability to put my Dual 2GHz Power Mac G5 to sleep upon upgrading to Leopard. I had done an archive and install for upgrading to Leopard. If it weren't for all of the overtime that I am working at the moment I would have bit the bullet and done an erase and install to try to restore the sleep functionality. Your suggestion to reinstall the Alchemy TV DVR software (even though it is not Leopard compliant yet) solved the sleep issue on my G5! I can't thank you enough for saving me the time and work of an erase and install!

Nov 7, 2007 9:04 AM in response to Christopher Kissel

I'm delighted to have been able to help, but I feel the credit should go to John Conley, whose earlier advice on this thread I was following. But at least I was able to determine that it wasn't necessary to install ATI's older drivers for the X800 to cure the problem.

Incidentally, I too was considering doing either a 'clean install' or an 'erase and install' in order to cure this glitch... and the irony is that neither would have helped, so I'm glad I didn't waste time doing them! They'd obviously have wiped out the Miglia drivers for the Alchemy card just as the 'archive and install' did. The only 'safe' installation in this instance would have been the default 'upgrade' option, but of course that's by far the most dangerous type of upgrade overall.

Nov 7, 2007 5:38 PM in response to Richard Hallas

Thanks, Richard. I came across the info on MacinTouch (posted by a "Scott R.) to give full credit where it is due. I first tried to "upgrade" my G5 and it was a disaster. I ended up with a partially complete installation --- just enough to let the G5 boot, but not much else. That's what led me to do a clean install (which finally worked, after several failed attempts and the infamous "source media is damaged" message that many have posted about. Since I did install the old ATI driver, I will wait until a future 10.5.x update includes a newer driver for the X800XT. Meanwhile, all seems well, except that I have an opaque menu bar rather than a transparent one; the menu drop-downs are transparent, so no complaints. One unanticipated positive result of the clean install is that I ended up only reinstalling the applications I really use, and left the ones that hadn't been opened in ages behind. More space on the Mac HD.

Nov 13, 2007 8:56 PM in response to Dr.T.Gadget

Just to be on record: My PowerMac Dual 1.8Ghz G5, running 10.5 with a GeForce FX 5200 also will occasionally (twice that I know of) sound like a jet taking off a few minutes after I put it to sleep. I just unplug it to get it to stop. And like a six-year-old, it also often doesn't want to go to sleep.

Of course, I didn't mind it not going to sleep when I had problems getting Time Machine to work (device not properly put away error message). I could swear the Time Machine problems occurred whenever the computer tried to go to sleep. I thought I solved my problems when I used a USB cable other than the one that came with the Iomega drive.

I also had a problem with the G5 earlier when it was running 10.3.9 (I skipped 10.4). It once had a problem rebooting after a network server was down and the computer whirred for several minutes, the fans blowing hot air until it finally decided to stop looking for the missing server. Shortly after, the drive died.

Jennifer

PS I did a clean install.

Dec 10, 2007 6:40 PM in response to henni2007

Interesting...

I too am having the sleep problems - however it is not intermittant -EVERY time I send my mac to sleep , the fans go wild and it won't wake up. I have a dual 2.7 G5 with the ATI X850 XT, I do not have an Alchemy DVR, but do have a SeriTek SATA card and a USB2/FW400 card. There are no drivers for those two last cards

Haven't yet tried any driver updates (was going to wait for 10.5.2), do you guys recommend anything?

Dom

Dec 11, 2007 7:16 PM in response to henni2007

I had the same problems. You can see my thread on this forum only last week.

Eventually the only thing that fixed it was a totally clean install and then used Time Machine to Cherry Pick each App one by one Manually.

So that none of my old preferences were cpied over.

This fixed it.
Quite a bit of hassle but with Time Machine it wasn't to painful!! Better than re-installing all my apps by hand!

Steve.

No sleep mode with G5 PowerMac

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