What is a safe way to clean corrosion?

madodel madodel at ptdprolog.net
Tue Jul 22 09:32:45 CDT 2008

Roy J. Tellason wrote:
> On Monday 21 July 2008 11:30, madodel wrote:
>> Liam Proven wrote:
>>> 2008/7/21 madodel <madodel at ptdprolog.net>:
>>>> I just took apart a Thinkpad 701c that has a BIOS password that I am
>>>> attempting to clear. There is some powdery residue caked inside the
>>>> battery compartment that has leaked into a few areas surrounding it.  Is
>>>> there a safe way to remove this?
>>> I'd like to know too, as this has happened to my TP701C too.
>>> However, I've heard that they are /fearsome/ beasts to strip. "Motie
>>> engineering" was one description. True?
>> I had to buy a Torx T1 driver to get the four tiny screws in the front out,
>> the others came out with a T6 driver that I had.  I haven't attempted to
>> remove the main board yet, but once the screws are out it was pretty simple
>> to get the keyboard off.  Disassembly instructions are included in
>> ftp://ftp.software.ibm.com/pc/pccbbs/mobiles/tpvol2.pdf  Hopefully it all
>> goes back together.
> Where did you find a T1 driver?
> I went looking a while back for smaller than the T10 that I had on hand,  and 
> what I ended up with were four of those hexagonal bits that fit into a 
> magnetic handle/holder,  I thiink numbers 6, 7, 8, and 9 (they're not here) 
> and am still bumping into smaller stuff than what those will handle.  But 
> that was the smallest that the Snap-On guy had available that day on his 
> truck...

No where local, though Sears had a T6.  I had to order online.  I found a 
vendor on Amazon.com (Micro-Tools) that sold them as separate items.  Most 
places only had sets and those rarely had lower than a T6 or T10.


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