A sure fix should be: insert "good" battery, attach wall-charger, boot all the way to system, replace "good" by drained battery *without* switching off or suspending system. /j
Am So 22. Juni 2008 schrieb steve: > Haha the vulcan mind meld. I will try it > > > -----Original Message----- > From: Sean McNeil [mailto:[EMAIL PROTECTED] > Sent: Friday, June 20, 2008 11:17 AM > To: steve > Cc: 'Werner Almesberger'; openmoko-kernel@lists.openmoko.org > Subject: Re: My Gta02s wont charge > > Yes, I can run off usb without the a battery. But if I have a drained > battery, I cannot. Seems like charging pulls too much power so I cannot > run.What I had to do at one time was pull battery and charger out. Hold down > the aux key. Put battery in. Put usb in. hold down the power key. > release aux key. wait for menu. When I did this the battery starts to > charge. > > steve wrote: > > Na, mine wont run off USB power. I'll double check on a 2nd computer. > > My unit is pre production, but I know guys have done battery drain > > tests With no problems. So, scratches head.... > > > > I tried with the battery in, battery out. Sean, can you run yours > > while plugged into usb with the battery removed? > > You have a phone from the same batch I have. > > > > -----Original Message----- > > From: Werner Almesberger [mailto:[EMAIL PROTECTED] > > Sent: Wednesday, June 18, 2008 6:24 PM > > To: Sean McNeil > > Cc: steve; openmoko-kernel@lists.openmoko.org > > Subject: Re: My Gta02s wont charge > > > > Sean McNeil wrote: > > > >> You do not need a battery to run the phone. It will run off USB power. > >> > > > > Some do, some don't. E.g., I never got any GTA02 (out of 1-2 samples) > > to run from USB power for more than a few seconds. > > > > Regarding charging, the big issue seems to be that we turn off the > > charger if we don't have USB power. The PMU remembers that setting > > while it has any power at all. Thus, if the battery is empty and the > > charger happens to be turned off, USB power is simply ignored. > > > > So far the theory. I've tried to actually confirm that behaviour (so > > that I could observe an improvement after changing the logic), but > > only got more or less random results, with the system occasionally not > > charging when it should, and (quite often) happily powering up when I > > didn't expect it to :-( > > > > So there seems to be more going on than meets the eye. > > > > - Werner > > > > > > > > >
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