If you're a Treo 750 owner and have almost thrown your precious QWERTY-board out the window a few times due to missing alert sounds, take a deep breath. The fix for the Palm edition of the Treo 750 appears to address the issue of lost sound alerts that notify you of calls and other notifications. Yeah, we consider that a top-priority fix like you. The root cause was identified by Palm to be related to multiple hooks into the audio driver(s) of the device, causing it to stop completely. The update is detailed using the read link below if you need to restore that loss of sanity caused by a silent 750.