On Mon, Oct 25, 2010 at 4:45 PM, Patryk Benderz <Patryk.Benderz at esp.pl> wrote: > Is there any backup battery? I was sure there was none by design - my FR > lost RTC since i bought it, even when I removed battery for just a few > seconds. yes, look here: http://wiki.openmoko.org/wiki/Image:Gta02a5_pcba_ps.JPG on the right, near the middle, the little round metallic shape soldered on the pcb is the battery. It's a known hardware bug and afaik replacing it will dry the new one in short time too. I'm not aware about a fix to that bug.