Welcome Guest. Sign in or Signup

1 Answers

Approach button

Asked by: 2461 views General Aviation

What will happen if I hit Approach Button during VOR, NDB approach (green needle)? Will it descend in VNAV mode? Or just stay level?  And what about during LNAV approach (blue needle)?

1 Answers



  1. Mark Kolber on Jun 29, 2016

    Beats me.

    What do the manuals and POH (specifically including the equipment POH Supplements) for your specific GPS, autopilot and aircraft say?

    0 Votes Thumb up 0 Votes Thumb down 0 Votes


The following terms have been auto-detected the question above and any answers or discussion provided. Click on a term to see its definition from the Dauntless Aviation JargonBuster Glossary.

Answer Question

Our sincere thanks to all who contribute constructively to this forum in answering flight training questions. If you are a flight instructor or represent a flight school / FBO offering flight instruction, you are welcome to include links to your site and related contact information as it pertains to offering local flight instruction in a specific geographic area. Additionally, direct links to FAA and related official government sources of information are welcome. However we thank you for your understanding that links to other sites or text that may be construed as explicit or implicit advertising of other business, sites, or goods/services are not permitted even if such links nominally are relevant to the question asked.