Sony SLV-AX20 Operating Instructions Manual page 64

How sound is recorded on a video tape
The VCR records sound onto two separate tracks. Hi-fi audio is recorded onto the
main track along with the picture. Monaural sound is recorded onto the normal audio
track along the edge of the tape.
Monaural sound
Normal audio track
Hi-fi audio track_ I _,_ _
(main track) \
Stereo sound
(left/right channels)
Notes
• To play a tape in stereo, you must use the A/V connections.
• When you play a tape recorded in monaural, the sound is heard in monaural regardless of the
AUDIO MONITOR setting.
64
Recording stereo and bilingual programs