Plextor PX-712UF Installation And User Manual page 60

Section 4. Advanced Features and PlexTools Professional
Figure 16: Q-Check C1/C2 Test window
3. Click the Preferences button to view or change the preferences. You
can change the scale limit and the time length indication, and you
can choose to include all tracks on the disc or only selected tracks.
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PX-712UF Installation and Users Manual