[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: '90 Calpaks and PROMs



is it possible to have an eprom in the eraser too long and damage it?
Keith

Roger Heflin wrote:
> 
> On Mon, 1 May 2000, TRAX wrote:
> 
> > Sorry for so many questions ... I'm just getting my bearings here ...
> >
> > > don't remove the cover from the window
> >
> > What cover and what window?
> >
> > > I remove the top,
> >
> > Cool ... the blue top to the carrier correct?
> >
> > > remove the electrical tape from the eprom window
> >
> > What is the 'eprom' window?  Is this one of the circular cutouts in the blue
> > cover?  I don't have any electrical tape on mine.  Did you put it there?  If
> > so, why?
> >
> 
> Under the blue cover there is a black chip with about 28 pins, there
> is a sticker on the top of it, it is covering a window in the chip,
> you cannot erase the chip with this window covered, as the light won't
> get to the circuits that are the eprom.
> 
> Also, if you do not recover the window sunlight can erase/degrade the
> chip and it will lose its data and if exposed for long enough will no
> longer be programmable at all, so it is very important to keep it
> covered.
> 
>                         Roger
> 
> ----------------------------------------------------------------------------
> To unsubscribe from gmecm, send "unsubscribe gmecm" (without the quotes)
> in the body of a message (not the subject) to majordomo@lists.diy-efi.org

-- 
Keith Gill F.A.S.T.
Riverview, FL
'91 GMC Syclone #2173
'75 Oldsmobile Hurst/Olds
'92 Nissan Sentra SE-R
http://www.syty.net
http://www.geocities.com/keith455
http://home.tampabay.rr.com/keith455
----------------------------------------------------------------------------
To unsubscribe from gmecm, send "unsubscribe gmecm" (without the quotes)
in the body of a message (not the subject) to majordomo@lists.diy-efi.org