Sony ICD-UX560F Help Manual page 148

Note
While "Audio IN" is selected for "Ext. Input Setting" or FM radio recording (ICD-UX560F / ICD-UX565F only) is in progress, the Recording Filter
function does not work.
Hint
To cancel the Recording Filter function setup process, select "OFF" in step 2.
Related Topic
Recording FM radio broadcasts (ICD-UX560F / ICD-UX565F only)
Selecting the audio input type and the sensitivity level of the external microphone (Ext. Input Setting)
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