Status OpenPhoneux / GTA04

Boudewijn wankelwankel at yahoo.com
Thu Jul 5 00:13:01 CEST 2012


On Tuesday 03 July 2012 11:15:16 Dr. H. Nikolaus Schaller wrote:
> The reason appears that the DM3730CBP gets some warp during
> the soldering process squeezing the balls in the middle of the BGA
> grid so that they may touch a neighbor and make a short circuit.
> And on the corners the balls lift off and this may result in interruptions.
Can that also be the reason for the AUX button getting stuck? Does the warping 
of the CPU-PCB also warp the main PCB, or is there no reason to suspect so?

Thanks for the update!

Boudewijn
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