Plextor PX-712 Installation And User Manual page 85

Section 5. Advanced Features and PlexTools Professional
3. Click the Preferences button to view or change the preferences. You
can change the scale, the start position, and the end position.
Figure 37: Changing preferences for graphing focus error and
4. Click OK to exit the Preferences window and return to the Q-Check
FE/TE Test window.
5. To begin measurement, in the FE/TE Test window, click the Start
button. You see the traces representing focus error (FE) and tracking
error (TE).
tracking error
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