GE H855 - Manual (Page 65)

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3. The current media is formatted.
Beep
Use this setting to adjust the volume of beep
when buttons are pressed and change the
tones for shutter, buttons, self-timer, and
power-on/power-off.
To change this setting:
1. Select the Beep setting from the Setup
menu as described previously.
2. Use the Up/Down navigation buttons
to switch between volume, shutter tone,
key tone, self-timer tone, and power tone
fields.
3. Use the Left/Right navigation buttons to
adjust the volume and change each tone
style. Then press the
button to confirm.