Philips VTR8000 User Manual page 82

From the menu list, select "Record Timer" to enter to set the record
timer. See the below auto off picture:
The interface of Record Time is as follow:
On this interface, users can set the time when the device starts
recording automatically. The method to perform the setting refers to
"System Time Setting".
Record source: users can select either voice source from the
microphone or radio by pressing "+"or"-". The default setting takes
the voice picks up by microphone as recording source. See the
below auto off picture:
If the "FM Source" is selected, the radio will be the sour for voice
recording. Press Menu button to set the frequency point.
Duration:
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