Yamaha A3000 Owner's Manual page 30

<Time>
The time axis will be in units of time.
<Samples>
The time axis will be in units of samples.
7.9. Level Ruler
Select whether the amplitude axis located at the left of the waveform
display will be displayed in the specified units or will be hidden.
<Hide>
Hide the amplitude axis.
<Percent>
The amplitude axis will be in percentage units.
<dB>
The amplitude axis will be in decibel units.
<Value>
The amplitude axis will be in units of actual data values (hexadecimal).
7.10. Scroll During Playback
This specifies whether or not the waveform display will scroll during
playback of sound data. If you want the waveform display to scroll, select
and check [Scroll During Playback].
7.11. Connect Dots
When the waveform display is magnified, specify whether or not the "dots"
which indicate individual samples in the waveform will be connected by a
line.
7.12. Waveform Scanning
Specify how the waveform will be scanned in order to create waveform display
data.
<Full Speed Scanning>
Portions which have not been scanned will be scanned at maximum speed.
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