Sony LINEAR PCM RECORDER PCM-M10 Operating Instructions Manual page 75

Menu items
Protect
Memory
Settings (*: Initial setting)
Protect the selected track to prevent the track from being deleted
or divided.
Execute:
Protect the selected track. If you specify a track which has
already been protected, cancel the protection.
Cancel*:
Protection or cancel protection is not executed.
Select the memory in which you want to save a track, or which
contains the track you want to play, edit, or copy.
Built-In Memory*:
The built-in memory of the PCM recorder is selected.
Memory Card:
The memory card inserted in the memory card slot is selected.
P Note
When no memory card is currently inserted in the PCM recorder,
the built-in memory is automatically selected.
See page
64
36
75 GB