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Another PC that wont turn on......

Power supply and power issue questions.

Another PC that wont turn on......

Postby kansuke on Fri Jul 03, 2009 1:21 pm

Hello all,

I am asking on behalf of my mom. Heres her situation. Last week we had a bad electrical storm and for some reason she thought that it would be a good idea to turn off her surge protector. Well as you may have guessed, she had a power surge and now her PC wont turn on.

Some facts: There is a green led that is rapidly blinking just under where the power cord plugs into the PC. She has an older HP Pavillion a510e.

Questions:
*What do you think the led is all about?

*Is there a chance that just a fuse or something may have blown?

*if her pc is fried, is there a chance that we may be able to take it somewhere and recover some files?

*What would you expect to pay for something like this?

Thanks a million, you folks are awesome.

John
kansuke
 
Posts: 3
Joined: Fri Jul 03, 2009 12:44 pm

Re: Another PC that wont turn on......

Postby ronallandottk on Wed Jul 08, 2009 5:08 am

In response to your questions:

1. Some power supplies have built-in circuit over voltage protection. The power surge may have tripped it. I'd suggest you check if there is a reset switch or a on/off toggle switch on the power supply itself (usually somewhere near where the power cord plugs in) and cycle it on/off. This usually resets the circuit. If you have a surge protector try cycling it as well.

2. It's possible, though in my experience blown power supplies are completely dead, with no blinking lights whatsoever. I would guess that the built-in circuit protection in the power supply may have kicked in (see number 1).

3. I doubt it if your PC is completely fried, though it's possible if the power supply wasn't able to arrest the surge. Try cycling the power supply and surge protector and let us know the results.

4. Even if the power supply was blown, and even if the motherboard was fried as well, it doesn't necessarily mean that the hard disk was ruined. One can simple uninstall the hard drive and plug it into another PC to check if it still works. If it does, the files may still be intact.

5. Some data recovery services charge a bundle for recovering your data, though I don't think you need their services just yet. To be clear, power surges are indeed known to have killed PCs in the past, though PCs from the last few years have become more hardy in surviving such events, thanks to more robust power supplies. I would recommend that you first try cycling the power supply and/or the surge protector to dissipate the surge. If that doesn't work, I'd remove the hard disk and plug it in a working PC to see if it's still readable.

Hope this helps. Don't hesitate to ask if you need more information.
ronallandottk
 
Posts: 111
Joined: Wed Feb 04, 2009 8:34 pm

Re: Another PC that wont turn on......

Postby kansuke on Wed Jul 08, 2009 5:57 am

Wow, thank you so much for your time. I will try that and report back. :)
kansuke
 
Posts: 3
Joined: Fri Jul 03, 2009 12:44 pm

Re: Another PC that wont turn on......

Postby kansuke on Sat Jul 11, 2009 8:51 am

Well, I tried cycling the surge protector on and off, and no dice. Still wont turn on, and still have the blinking green led. Unfortunately I dont have another pc to try the drive out in. I guess were going to try to take it in some where. Thanks a lot for your help.
kansuke
 
Posts: 3
Joined: Fri Jul 03, 2009 12:44 pm


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