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T510i won´t boot up.

Posted: Tue Sep 27, 2011 4:59 pm
by simonjs
When i press the power button the harddrive lights come on and i can move the mouse pointer but the screen stays black.
The HD lights just continue to flicker and nothing happens.

It´s self inflicted because i was trying to install a version of office 2010 and messing around with these instructions...



I may be able to help with those of you who are unable to delete [HKEY_LOCAL_MACHINE\Software\Microsoft\Office]. The reason you are unable to delete it is because registry keys are subject to permissions . Permissions are security policy settings that restrict users from certain operations.

NOTE: Backup your registry or create a System Restore Point before proceeding further

Open Registry Editor (regedit.exe ) and navigate to the HKEY_LOCAL_MACHINE\Software\Microsoft\Office key and right-click Office and select Permissions

A Security tab will open with a list of users or groups who have been specified access privileges. Without writing a dissertation on permissions, I will attempt to make this easy.

Our goal here is to delete the Office key, so we need to grant YOU (your user name ) Full Control

This is simple if the checkboxes are not disabled, which they are so here is how you break the inherited permissions:

Click the line containing your user name and click the Advanced button. At the bottom of the new window will be a checkbox Include inheritable permissions from this object's parent . Clear the checkbox. It will ask you if you are sure you want to remove inheritable permissions, choose yes and replace the inherited permissions with explicit permissions because the key will be deleted after we are done.

It may take a few seconds to process the permissions, then click OK to return to the Security tab and checkmark the box Full Control and Allow then click OK to return to the main Registry Editor window. Then you will be able to delete the Office key.

My hypothesis is that this process will allow you to reinstall your copy of OFFICE, if you still desire to do so.

On another note, I virtualize my entire system with VMWare Workstation when I install beta software or other software I know I am going to uninstall later. Oracle also provides VirtualBox free of charge which also allows you to virtualize the software you are installing, so that the installation does not actually change your true registry. The sandbox you create maintains the changes the beta software thinks it has created. When you are done with the software, you merely delete the sandbox and it is as if you never installed it in the first place. I highly recommend sandboxing beta software or anything else you download off the Internet that is not verified with a certificate issued by a trusted certificate authority. A sandbox will isolate viruses and other malware, protecting your true computer system. (I actually prefer this method above those performance-sapping resident antivirus programs.)

Good luck and let me know if this works for you or if you have found another solution to your problem.




:( i managed to delete the two registry keys and now this has happened :(

Re: T510i won´t boot up.

Posted: Tue Sep 27, 2011 7:35 pm
by Harryc
simonjs wrote:NOTE: Backup your registry or create a System Restore Point before proceeding further
So, did you do this?

Re: T510i won´t boot up.

Posted: Thu Sep 29, 2011 11:01 am
by simonjs
No :(

I just assumed (and made an [censored] out of me) that i had previous restore dates.....

I had started to run data doctor recovery and was getting results but it was taking a long time, as in on all night and only 3% completed, however windows decided to do an auto update and switched itself off and when I ran data doctor recovery again it couldn't find anything...
I've just set up Recuva, data recovery program, its working away right now but not sure if it's found anything.

Thanks for pointing out my incompetence.

I'll post back if Recuva manages to find anything.

On the plus side I still haven't resolved the error 105 problem so i was planning on doing a HD format as soon as i can get my pics back.

regards Si

Re: T510i won´t boot up.

Posted: Mon Oct 10, 2011 11:24 pm
by simonjs
just to update, recuva managed to recover about 35% of my pics, the rest were unrecoverable i can only assume the unwanted windows update recorded over lots of the lost data :(

I saw a quote the other week, "any data you haven't backed up at least twice can't be that important to you!!!" well somethng like that anyway.

Re: T510i won´t boot up.

Posted: Tue Oct 11, 2011 4:31 pm
by Q-Ball
the rest were unrecoverable i can only assume the unwanted windows update recorded over lots of the lost data :(
Except that deleting 2 Office keys, in theory, won't delete the entire OS or hide files from it.

Here's another thing you might try:

Create a Ubuntu LiveCD, and backup your data from there onto something external.
It's pretty easy to use (moreso if you use Kubuntu instead).
It doesn't install anything, and has USB support (like pretty much all Linux).

Once you have it running, you should see all your files in their partition (might be labeled "320GB filesystem" or something).



Best of luck.