[Sugar-devel] XO4 touch stopped working (SOLVED)

[Gonzalo Odiard]

Can you tell us the serial number of your XO?

Gonzalo


On Fri, Oct 25, 2013 at 6:19 PM, Juan Cubillo <jcubillo at fundacionqt.org>wrote:

>  Tried the test /touchscreen and this message appeared:
>
> missing IR PCB
> failed to boot
>
> Tried the command again and a whole lot of code appeared (can't find my
> serial dongle so I can't copy it here)
>
> Tried the test for a third time and the message now was:
>
> missing IR PCB
> No touchscreen present
>
> I opened the screen and found that the conector for the ZIF cable was
> damaged and required some pressure to make proper contact. I just inserted
> some folded tape to keep it pressured and it's now working.
>
> No damage or mishandling was given to the laptop on my part so if there
> are any other reports of touch not working OLPC should stay aware in case
> the conector might be damaged from factory.
>
> Anyway... it's now working just fine :)
>
> Thanks for the info!
>
> *Juan Adrián Cubillo*
> Director de Tecnología | Fundación Quirós Tanzi
> Web: http://fundacionqt.org FB:Fundación<http://www.facebook.com/pages/Fundaci%C3%B3n-Quir%C3%B3s-Tanzi/161778110499955>
> Tel: (506) 2293-2460 ext211 | Cel: (506) 8832-1824
>
>  On 10/25/2013 01:39 PM, Gonzalo Odiard wrote:
>
> You can check the touchscreen from the bios:
> * Start the xo
> * While the startup sound is played, press ESC key
> You will see a "ok" prompt.
> * Type:
> test /touchscreen
> and press enter.
> The screen will turn black and you can test it with until 4 fingers.
>
>  Gonzalo
>
>
> On Fri, Oct 25, 2013 at 4:32 PM, Juan Cubillo <jcubillo at fundacionqt.org>wrote:
>
>>  Hello,
>>
>> I recently received an XO4 touch to test. As far as I know, it came with
>> the default 13.2 Sugar image.
>>
>> Last night I updated the system with yum update "just because". The touch
>> option stopped working but I just assumed it was due to the update which
>> might have broken some package or library.
>>
>> This morning, I flashed the XO with OLPC's stable sugar build to restore
>> the XO and the touch option is still not working.
>>
>> Is there any chance the update I made last night might have updated
>> something that broke the touch option? Some firmware maybe?
>>
>> Also, is there any way to test if the XO is able to correctly detect the
>> touch hardware and test it?
>>
>> I tried to search the mailing list and wiki for this but found no info
>> available.
>>
>>  - Juan*
>> *
>>
>> _______________________________________________
>> Sugar-devel mailing list
>> Sugar-devel at lists.sugarlabs.org
>> http://lists.sugarlabs.org/listinfo/sugar-devel
>>
>>
>
>
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