The only workarounds I've read about these issues is:
1. Plug in the headset again and pull it out crisply and see if that
works. Another method I heard, is to stick a toothpick in there.
2. Using the OEM Treo mono headset, insert the jack
fully into the
socket, spin the jack in the socket 180-360 degrees and remove the jack
with a quick jerk. If the socket is truly undamaged, this technique,
often repeated, seems to enable the speaker.
3. Some report that the
headphone jack adapters, 3.5 to 2.5mm, work for this as well, that has NOT been my experience.
4. VolumeCarePro will bypass the headset switch and is a software workaround.
5. Otherwise, the only way I've been able to 'resurrect' the speaker is by hard reset, and once it took two hard resets.
As a result, I do not use my headset jack on my Treo 755p at all any more.
Unfortunately, this is an area that Palm is aware of, but has done
little to fix.
is a hard reset
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