[ltp] What's this screw for?

[Alejandro Bonilla]

Ignacio Fernández Galván wrote:

> On Sat, 19 Feb 2005 06:13:34 -0600, wes schreiner <wes@infosink.com> 
> wrote:
>
As far as I know, Dell does the same thing, and this screw is to hold 
the Drive that is in the Ultrabay.

So yes. I think it goes in that hole.

>> I bet you are looking at a 2.5 mm Allen head screw, what IBM calls 
>> the  "security screw".  Its purpose is to replace the slotted screw 
>> that  retains the cover of the hard drive.  The idea is to make it 
>> more  difficult to remove the hard drive.
>
>
> Oh, yes, that could be. I didn't find anything in the supplied  
> documentation and, being there already another screw, I didn't pay it 
> much  attention.
>
>> I don't know what screw hole you have found, perhaps it is for 
>> something  else?  It's not the Security keyhole, that's on the left 
>> side.  Does it  perhaps lock the Ultrabay device in place?
>
>
> well, in that same diagram, at the same side of the laptop but much 
> closer  to the battery (close to the rubber pad too), there is a round 
> shape, and  the screw seems to fit nicely there, but doesn't lock the 
> ultrabay as far  as I can tell. Quickly browsing the pdf I didn't find 
> any description for  this hole, so it might be a red herring, or maybe 
> I'd need a longer screw.  Anyway, it looks like this screw is the 
> "security" one for the HD.
>
>