Re: Question on Corvus controller card repair

["Bill Garber" <willy46pa@comcast.net>]

"Kellion" <citaria@hotmail.com> wrote in message 
1125083654.765539.165620@g44g2000cwa.googlegroups.com">news:1125083654.765539.165620@g44g2000cwa.googlegroups.com...
>
> Unfortunately the chips are not in sockets so it means I have to pull
> them off the board.  Not a big deal unless you have clumbsy fingers
> like myself. heh,  Chips are cheap so I think I will locate the chips
> and perform some surgery.

Put sockets in while you have the chips out.

> Question: 2 of the chips have a "SN" at the beginning and 2 have a "HD"
> at the beginning.  Do you know what those numbers stand for.  I believe
> the "N" at the end represents it being a "plastic" chip as oppose to
> ceramic.

The stuff before the number is the MFG signature.
I'd have to look up the "N" part, but I believe you
are correct.

> Any recommendations on a good website where I could easily find the
> chips I need?  Went searching around and kept finding sites that wanted
> me to order 100 at a time.

Jameco, Jameco, Jameco, need I say more. I buy most of my
prototype parts there. Cheap and I can buy 1, 10, 100, 1000,
if I so choose to.  :o)

Bill Garber