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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Mac Desktops > Bizzare G5 Issues

Bizzare G5 Issues
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Jan 20, 2005, 01:23 PM
 
Hey All.

I've had my Dual G5 1.8Ghz for about 3 weeks now, together with my 30" Cinema display and whilst I have been very happy with the computer I've had a number of small issues and most interestingly the most bizarre issue ever occur last night.

First of all the small simple issue I am having are probably something everyone experiences. When I sleep my computer, occasionally either my bluetooth keyboard, but most of the time my bluetooth mouse hangs and I am unable to use them upon waking my computer. Both items are very close to my tower so I assume reception is not the issue here.

The second issue pertains to the display. Occasionally, every few days or every few sessions when I have been using my computer for 2 or 3 hours I begin to get like stuck pixles on it. It will be very random but I'll have 20-30 white/blue pixles on the screen and along the side I will even get clusters of them. Is this the type of thing I should have to deal with? After a little while the display is back to its wonderful self and I have no stuck pixles anywhere.

Alas, the final issue I have never experienced before. Before going to bed last night, I slept my computer and went upstairs. This morning I am woken by the nosiest fan sound I have ever heard and when I got downstairs it was my computer on, with a restart prompt on my display and every fan inside my G5 running at very fast and noisy speeds. I felt the air coming out (Which was blowing 2 curtains it that much gusto to it) and it was very cool. I opened the case, and everything was icy cool inside.

These little exerpiences to me should not occur and they have all occurred a few times now.

The display issue disappoints me, but I am not too sure if its a display issue or a faulty card issue or both?

The bluetooth thing I can almost live with but it is a sort of a pain in the ass.

Any comments or alike would be greatly appreciated.

Cheers + Thanks
Trevor!
Apple Powermac G5: Dual 1.85GHz | 80Gb System | 3Gb Ram | GeForce 6800 Ultra DDL | BT | Airport | Apple 30" Cinema HD Display Apple Powerbook AL G4: 12" | 1.5Ghz | 60b System | 1.25Gb Ram | Airport | BT Other: Airport Express | Airport Extreme | TiG4 PB 800Mhz | 20" iMac G5 w/ built in iSight | Swivel Screen iMac G4 800Mhz | iPod Mini | iPod Nano | Maxtor One Touch 250GB | Sony Ericsson T630
     
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Jan 20, 2005, 03:58 PM
 
The third issue is a kernel panic. When the G5 has a kernel panic MacOS X (which controls the speed of the fans) is not in control of the computer anymore so the fans go into full speed. Nothing you can do about that except, shutdown the computer before you go to bed.
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Jan 20, 2005, 04:08 PM
 
None of that should especially be tolerated. I've never heard of this display issue, but it's not good. I'd get Apple on the phone right away. Don't know about flakiness w/the bluetooth bits, but that doesn't sound right either. Did you do a clean install of the OS after you got the machine, or are you running it with the OS as it shipped? Occasionally (since they do mass-disk imaging of the drives) a default OS install will be a little flaky out of the box.

The video thing sounds like hardware,though.

When a true genius appears in the world you may know him by this sign, that the dunces are all in confederacy against him. -- Jonathan Swift.
     
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Jan 21, 2005, 01:22 AM
 
I can only comment on the Bluetooth issue - that is not normal, at least in my experience. I sleep my G5 at the end of every day and the keyboard and mouse work as soon as the machine is woken up again.
     
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Jan 21, 2005, 11:51 AM
 
what a strange issue! (the third one)

you shouldn't get any kernel panics when the mac is sleeping...

as for the screen, I assume that the video card is faulty...

I agree that you should call apple and have it fixed, that's the only way I presume.
     
trevorM  (op)
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Jan 21, 2005, 02:34 PM
 
Thanks everyone for the comments.

I have a wired mouse in again, because after sleeping my computer again my BT mouse hung.

I have to say the kernal panic threw me off a lot so I am going to send in both my display and tower to my Applestore when I go away in a weeks time and get them to have a look at it because frankly I am far then happy after spending the money I did.

In the years of owing powermacs, imacs, Powerbooks and alike I have never had issues with my computers so this is all a little new for me.
Apple Powermac G5: Dual 1.85GHz | 80Gb System | 3Gb Ram | GeForce 6800 Ultra DDL | BT | Airport | Apple 30" Cinema HD Display Apple Powerbook AL G4: 12" | 1.5Ghz | 60b System | 1.25Gb Ram | Airport | BT Other: Airport Express | Airport Extreme | TiG4 PB 800Mhz | 20" iMac G5 w/ built in iSight | Swivel Screen iMac G4 800Mhz | iPod Mini | iPod Nano | Maxtor One Touch 250GB | Sony Ericsson T630
     
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Jan 25, 2005, 10:44 PM
 
As far as the bluetooth thing--there are firmware updates available that may not have been installed on your hardware. Run Software Update to double check. The installers would be located in /Applications/Utilities.

As far as the weird video issues: That could be the card OR the display. The only way to tell is to connect each to something different.

With kernel panics, there is no way to just tell you what is wrong without seeing the panic.log in /Library/Logs. Even then, we may just be speculating.

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trevorM  (op)
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Jan 25, 2005, 11:08 PM
 
Firmware is the most up to date..

Screen issue hasn't shown up as of late.

Computer is coming out of sleep quite often and mouse is still hanging..

All these issues = Pissing me off - But I don't mind, I'll work it all out soon enough.
Apple Powermac G5: Dual 1.85GHz | 80Gb System | 3Gb Ram | GeForce 6800 Ultra DDL | BT | Airport | Apple 30" Cinema HD Display Apple Powerbook AL G4: 12" | 1.5Ghz | 60b System | 1.25Gb Ram | Airport | BT Other: Airport Express | Airport Extreme | TiG4 PB 800Mhz | 20" iMac G5 w/ built in iSight | Swivel Screen iMac G4 800Mhz | iPod Mini | iPod Nano | Maxtor One Touch 250GB | Sony Ericsson T630
     
   
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