520	This file was recorded in an unrecognized format. Cannot play file.
1009	Cannot launch 'HotVoice.exe'.
2004	Record
2005	Stop
2006	Play/Pause
2007	Fast-forward
2008	Rewind
2020	VoiceBar
2021	No program memory available. Tap Start > Settings > System tab > Memory, stop programs that did not automatically stop, and try again. 
2022	Volume
2023	Cannot do operation while recording.
2024	Cannot do operation while playing.