haze_1986
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- Nov 18, 2005
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Hi, can anyone help me with troubleshooting my problem. I've been experiencing random black screens that requires a hard reset. Most of the times I am surfing with a browser. The sound (if any) will go off within one second the black screen is induced. The black screen is not monitor losing connection with the graphics card as the backlight can still be seen obviously. After one of the hard reset, there is an error message with "disk read error, press ctrl alt del to restart" message. Rest of the time it reboots fine into windows.
From the above I am not sure if I can safely say that it is not a problem with the graphics card. I am suspecting it is a problem with the crucial m4, the sata cables or worst everything leading up from the south bridge on the mobo, since this is a relatively old system.
Things I have tried and findings:
Running OCCT for an hour to check stability for CPU, GPU and PSU.
Ran Memtest86+ overnight 7 passes
Here is my part list:
i7 860 + eVGA P55 SLI
Sapphire R9 290
Crucial M4 + WD black 1TB
Any advice is appreciated.
Final Update
After a weekend without any problems, I wish to update you guys with my conclusion. Apparently when I first bought the card I was using drivers for my monitor that forces them to run at 75 Hz. In doing so the memory clock of the graphics card will always be maxed out @ 1300MHz. After the recent reformat, I was still running my monitors at the default 60Hz. The problem occurred and I thought of fixing it before going 75Hz. When the monitors are at 60Hz the memory clock automatically downclocks to 300MHz and this is where the problem lies. Special thanks to hlots123 who shared the links which gave me a slight clue of what the problem is.
Anyways, this is a problem with the card and may probably be fixed by a bios update. I need the 75Hz so the problem will not affect me and I do not intend to fix it as of now. Thanks all for the help!
From the above I am not sure if I can safely say that it is not a problem with the graphics card. I am suspecting it is a problem with the crucial m4, the sata cables or worst everything leading up from the south bridge on the mobo, since this is a relatively old system.
Things I have tried and findings:
Running OCCT for an hour to check stability for CPU, GPU and PSU.
Ran Memtest86+ overnight 7 passes
Here is my part list:
i7 860 + eVGA P55 SLI
Sapphire R9 290
Crucial M4 + WD black 1TB
Any advice is appreciated.
Final Update
After a weekend without any problems, I wish to update you guys with my conclusion. Apparently when I first bought the card I was using drivers for my monitor that forces them to run at 75 Hz. In doing so the memory clock of the graphics card will always be maxed out @ 1300MHz. After the recent reformat, I was still running my monitors at the default 60Hz. The problem occurred and I thought of fixing it before going 75Hz. When the monitors are at 60Hz the memory clock automatically downclocks to 300MHz and this is where the problem lies. Special thanks to hlots123 who shared the links which gave me a slight clue of what the problem is.
Anyways, this is a problem with the card and may probably be fixed by a bios update. I need the 75Hz so the problem will not affect me and I do not intend to fix it as of now. Thanks all for the help!
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