[Balloon] Re: Balloon still playing up

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Author: Wookey
Date:  
To: balloon
Subject: [Balloon] Re: Balloon still playing up
+++ David Bisset [04-06-14 09:36 +0100]:
>
> >Using a PSU I borrowed from Wookey, and I presume that should be Ok. It
> >doesn't state its max current output on the supply.
>
> >Since it boots Ok with a different boot loader, is it OK to presume
> that
> >the powersupply is good?
> No, it's the transient performance that distinguishes between good and
> bad PSU's.
>
> >Standard build AFAIK, didn't have a CF card in when it played up. I did
> >have a CF card in at one point whilst it was working, but owing to me
> >not knowing the root password of the disto (rootme), I didn't get to
> see
> >if it would mount ok.
>
> >There are two MAX604s on the board next ot the USB Connectors.
>
> This would imply that it is not a standard Guralp build. (Wookey?)


It's an ex-guralp that's had the 5V reg and audio stuff added (5V needed for
LCD driving/testing)

> And that you should be running it from 5v however *don't* try this till
> Aleph can confirm whats been put on this board.


Interesting to know if it works any better using the 5V supply (and the
corresponding different hole on the PCB!)



Wookey
-- 
Aleph One Ltd, Bottisham, CAMBRIDGE, CB5 9BA, UK  Tel +44 (0) 1223 811679
work: http://www.aleph1.co.uk/     play: http://www.chaos.org.uk/~wookey/