31 May
2010
31 May
'10
12:05 p.m.
On Mon, 31 May 2010, Tony Duell wrote:
I think that since I can see no visible signs of damage to the board and
providing that one of the caps isn't shorted, there is a dead track inside
the board. If that's the case it falls squarely into the category of
"BER".
The A500 works
fine with this card installed. I did more checking and it
appears that there's a short between +5 and ground. I removed all the
Hmmm.. So the 5V line i nthe computer must still be present. And if
there's a short on the expanison board, then that 5V must be being
droipped somewhere. An this coupld mean a track has burnt out somewhere
(possibly on an internal layer of the expanison board.
I am suprisedthere aren't some small ceramic
decoupling capacitors too.
Not that I can see. Then again, what I think is tantalum could be a
non-disc shaped ceramic. They're mustard yellow about 1/8" long with
axial leads.
g.
--
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