Yamaha MONTAGE M6 Operation Manual page 69

Punch: overwrites the specified section of the existing data.
If you wish to rerecord a specified section, you can set up the Punch-in and Punch-out
parameters for the Punch recording.
When you start the Punch recording, the recorded Song will be played back from the beginning.
When the playback reaches the measure set for Punch-in, the recording starts automatically.
The recording ends automatically when it reaches the measure set for Punch-out, and the rest
of the recorded Song will be played back to the end. For example, if you wish to rerecord
measures 3 to 5 of an eight-measure Song, follow the instructions shown below.
Before re-recording
After re-recording
(1)
(2)
(3)
For Punch-in Punch-out recording, set up the following parameters in the Record Setup screen.
Start recording
Stop recording
Newly recorded data
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