Panasonic CF-30 Series Reference Manual page 3

Key Combinations
Key
Fn+F4
Speaker on/off
NOTE
Beeps do not sound if you turn off the speaker sound.
Fn+F5
Volume
(Fn+F5= down / Fn+F6= up)
Fn+F6
Fn+F7
Activate standby (
Fn+F9
Remaining battery level
Fn+F10
Activate hibernation (
Function
page 8)
page 8)
3
Popup menu icon
OFF ON
(MUTE)
( page 16)