GTA02 GPS rework for SD card interference issue

Scott Derrick scott at tnstaafl.net
Fri Jul 18 16:37:29 CEST 2008


This is great news.

First thing I will do as soon as my FR arrives.

Thanks for the lightning fast response.

Scott

Neng-Yu Tu (Tony Tu) wrote:
> Dear Community:
> 
> For GTA02 SD card interference GPS issue, our hardware team provide a 
> hardware fix/workaround for this coexistence bug. Sorry post it late, 
> because we have to make sure this fix works and don't have side effects.
> 
> Here is the fix:
> 
> http://www.openmoko.org/wiki/Image:Gta02_gps_10pf_rework_sop.pdf
> 
> This fix could give almost same performance with SD card out of case.
> 
> But this work still not suggest do by yourself, also, this fix need 
> proper size capacitor (10 pf with 0402 package), and some solder technique.
> 
> We saw people ask about service issues of Openmoko devices, and we are 
> working on it. Our sales discussing with our distributor about proper 
> services model, but do not have consensus yet, I will keep update it.
> 
> Thanks,
> 
> Tony Tu
> 
> Openmoko, Inc.
> 
> Support
> 
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