LG U8210 User Manual page 87

Sound & Profiles
c. Power on/off tone: This option determines the
switch on/switch off effect that is sounded whenthe
mobile phone is turned on/off respectively.
d. Volume: This option determines the volume at which
the power on/off ringtone, keytone, feedback tone
needs to be played.
To change System tones and its volume:
1. Select System tones and press OK.
2. Choose from the list of Options Feedback tone
Power on/off Volume.
3. Change the settings and Press Done to save the
changes.
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