A-2 Appendix A –PFD
BUG SELECT TAB
The Bug Select tab provides access to set the VS (Vertical
Speed), Altitude, and Heading bugs. The primary location for
setting these values is the keyboard. If the keyboard is
unavailable, then use this tab.
Bug Select Tab (Pre Syn-Vis)
SETTING BUGS
Bug icons on the PFD page display as follows depending on how
they are used:
A solid magenta Heading, Altitude, or VSI bug indicates that the
bug is coupled-to and being used by the Autopilot or Flight
Director.
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