Sony ICD-PX440 Help Manual page 185

If you do not press any button for 1 minute, the menu mode is automatically canceled and the window will return to
the normal display.
Hint
To return to the previous window, press during menu mode.
To exit the menu mode, press STOP or MENU.
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Notes on use
4-534-070-11(1)
Copyright 2014 Sony Corporation
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