Panasonic Lumix DMC-GH3A Basic Operating Instructions Manual page 89

[Version Disp.]
[No.Reset]
[Reset]
[Reset Wi-Fi Settings]
[Pixel Refresh]
[Sensor Cleaning]
[Format]
This enables the firmware versions of the camera and lens to
be checked.
Returns the image file number to 0001.
The [Rec] or [Setup]/[Custom] menu settings are reset to the
initial settings.
Reset all settings in the [Wi-Fi] menu to factory default settings.
(excluding [LUMIX CLUB])
It will perform optimisation of imaging device and image
processing.
Dust reduction to blow off the debris and dust that have affixed
to the front of the imaging device is performed.
The card is formatted.
Others
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(ENG) VQT4M51