resurrected XO-1.5, died again
mavrothal at yahoo.com
Mon Jul 1 05:19:07 EDT 2013
----- Original Message -----
> From: James Cameron <quozl at laptop.org>
> To: Yioryos Asprobounitis <mavrothal at yahoo.com>
> Cc: OLPC Devel <devel at lists.laptop.org>
> Sent: Monday, July 1, 2013 11:02 AM
> Subject: Re: resurrected XO-1.5, died again
> On Mon, Jul 01, 2013 at 12:53:47AM -0700, Yioryos Asprobounitis wrote:
>> I do not know for how long the "toasted"  XO-1.5 boards worked
>> but my "oven baked"  board died again after 8 months of daily
>> and a guestimated 400+ hours. I do not know if this is long enough
>> to justify the process (roughly half a school year worth, I would
>> guess), but I thought to record it just the same.
> Good data, thanks.
>> The XO-1.5 is by far, my favorite of the 3 models I have (1, 1.5,
>> 1.75). Does it make any sense (safety considerations aside) to
>> retry it?
> It makes as much sense as it always did, I think. Given that you
> can't change the composition and position of the metals, the problem
> might still come back.
I guess what I'm asking is that the original board was good for more than 2 years. After the reflow, lasted 8 months.
Is a second reflow likely to last 8 months or 8 days (if at all)?
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