Rotate Instrument
Total Station Toolbar | Instrument Settings | Rotate Instrument
You can access this screen by pressing the Rotate Instrument button on the Total Station Settings screen.

Horizontal and Vertical Angles
Use these two fields to enter in angles that will be used by the Set Angle buttons.
Move Absolute
Use this to turn the instrument to a plate reading that you’ve entered in the HA or VA fields. For example if you enter 45°30’30" for the HA and 90°10’00" for the VA, pressing the Absolute button will turn your instrument so the plate reading equals these values.
Move Relative
Use this to turn an angle to the right or left of the current instrument plate reading. Positive values will be added to the current plate reading, negative values will be subtracted. Enter your values in the HA and VA fields.
Turn +90°
Pressing this will force your instrument to turn 90 degrees to the right.
Turn -90°
Pressing this will force your instrument to turn 90 degrees to the left.
Flip Scope
This will plunge the scope and reverse the direction for you.