Stuck AUX button (was: Status OpenPhoneux / GTA04)
Joshua Judson Rosen
rozzin at geekspace.com
Mon Jul 30 06:53:34 CEST 2012
"Dr. H. Nikolaus Schaller" <hns at goldelico.com> writes:
> Am 05.07.2012 um 00:13 schrieb Boudewijn:
> 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
> 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?
> No, the AUX button is a different issue. It is an accumulation of tolerances
> of the button position and how the whole PCB fits into the plasic
On that note..., my GTA02 has been sitting on a shelf in my study
with a stuck AUX button.
Is there any special advice for getting it un-stuck?
"Don't be afraid to ask (λf.((λx.xx) (λr.f(rr))))."
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