BT2 user manual - H-5911-9004-02-B Page | 114
15.4.4 Realign / check alignment
While the gyro is aligned, the Alignment icon is displayed in the top right of the Control tab. Tap the Alignment
icon to realign, or to check the alignment.
An Alignments Options dialog opens.
Tap New Alignment to realign the gyro. Return the probe to the alignment jig before proceeding. You may wish to
carry out a new alignment regularly after each hole, or each couple of holes.
To check the alignment after conducting a survey, tap Verify Alignment.
Figure 127 Alignment Options
Figure 126 Control tab after aligning the gyro, before the first reading has been taken