[Testing] [support-gang] [IAEP] Announcing the OLPC OS 10.1.2 final release!

John Watlington wad at laptop.org
Tue Sep 7 20:49:09 EDT 2010

On Sep 5, 2010, at 11:10 PM, James Cameron wrote:

> On Fri, Sep 03, 2010 at 06:12:56PM -0700, Cherry Withers wrote:
>> Ok. I MIGHT have found the culprit to my "XO 1.5 firmware not
>> updating" issue. I noticed my laptop that's plugged in to a surge
>> protector (the same surge protector that I used when I updated the
>> 1.5) , momentarily dimmed when I moved the surge protector with my
>> foot. I just noticed that today. So I plugged in my XO 1.0 to a wall
>> socket instead to update and both the Sugar and Firmware updated to
>> the latest release build. Will investigate further with XO 1.5 when
>> I'm ready.
> Excellent.  Yes, you've found a potential cause alright.
> Most other non-XO laptops won't indicate the presence of external power
> if that external power is below par in some way, such as a bad
> connection in a surge protector.
> OLPC XO laptops are different, because they are intended to be charged
> directly from a solar panel as well.  The difference means that an OLPC
> XO laptop may indicate with the power LED that it is connected to power,
> yet that power may not be sufficient to maintain the battery charge or
> upgrade firmware.

Especially if it is a non-production XO-1.5.   They had an interesting
"feature" in that they will operate with a 7 to 9 VDC input, but don't
recognize that they are plugged into external power.


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