The Power Went Out
One evening my house’s master breaker box was shut off while my computer was still on. I went into the BIOS and ensured that all my settings were set as before, but since then, every time I start up my computer cold it starts to spool up, then stops for about two seconds, and then boots. If I restart after my machine has been running for a while, it boots with no delay. I went into the BIOS to see if there was any problem in the APM settings, but I still got delays during cold boots. My last resort would be to cut the power again. Except for the annoying delay, it runs rock-solid in every game I throw at it—from Crysis to Modern Warfare 2. Hope you can puzzle out what caused it and the fix.
Usually power outages, brownouts, and spikes lead to hardware damage. This is a wild guess, but it’s possible the damage is related to other devices connected to the machine. The pause during a cold boot suggests it’s possibly related to something being initialized by the PC at startup. The first step is to make sure Quick Boot is disabled in the BIOS. Quick Boot bypasses some POST settings, so that could be causing the pause. So, enter the BIOS, go to the Boot menu, set Quick Boot to disabled, and then restart to see if that fixes it. If not, try disconnecting all of your external devices, printers, and USB hubs, and shutting down to see if you can replicate the issue. If it still occurs, you may want to try removing individual components from the machine, including individual DIMMs. Finally, one thing to consider: Are you sure the machine did not do this before the power outage? Cold boots usually take longer to start, as more hardware must be initialized. With a warm boot, most of the hardware is already, err, warm, and reboots are usually a few seconds faster.
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SUBMIT YOUR QUESTION Are flames shooting out of the back of your rig? First, grab a fire extinguisher and douse the flames. Once the pyrotechnic display has fizzled, email the doctor at doctor@maximumpc.com for advice on how to solve your technological woes. |
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JohnP
March 04, 2010 at 2:48pm
Geez guys, have you ever heard of CLEARING the BIOS? Y'know, that little jumper that resets the BIOS? This is step one in any boot problem.
As for warm starts vs cold starts, start with the basics first. Clear the BIOS, unplug the computer for at least 10 minutes to fully power down the capacitors, check for loose power and I/O cables, reseat the memory chips, and remove any devices and internal cards that are not essential to a successful boot up. Run memory test, then chkdsk on the hard drive.
These are THE standard troubleshooting tree for ANY problem. Heh, There is an article for MPC right there. the standard troubleshooting tree.
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devin3627
March 04, 2010 at 2:09pm
failing UPSs can also cause hardware damage alone. someone correct me for i could be wrong. i just came in and my tv was flipping on and off because my UPS battery went bad.
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Tekzel
March 04, 2010 at 6:40am
"Usually power outages, brownouts, and spikes lead to hardware damage."
SOMETIMES power outages, brownouts, and spikes lead to hardware damage. A decent surge supressor can mitigate that hugely, and a good UPS even more.
Something you didn't mention, unless I missed it, I would recommend he goes in and resets his BIOS to the optimal defaults and then resets special settings.
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JohnP
March 05, 2010 at 12:21am
Clearing the BIOS is step one. I am amazed they did not mention it. So I rewrote the troubleshooting tree above. Good call.
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zstadt
March 04, 2010 at 4:14am
If you're using an EVGA motherboard (especially P55), they're notorious for their double boot. I know because I had the same thing happen (although it wasn't after a power outage, it was after building the PC). As of the release of the newest BIOS (A51), the double boot is an option.
Hope this helps!
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stephen3
November 25, 2010 at 1:23pm
Well this kind of information is really worth searching for, good information for readers and a value for you as will definitely show the quality of the writer. It’s good to have these kinds of articles around to keep the information flow steady. Helping those who really can make things right in the future, good work!
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