CHG 1 Appendix C C-2 Acronym Definition FMS Flight Management System GBAS Ground-Based Augmentation System GLS GBAS Landing System GPWS Ground Proximity Warning System HDD Head Down Display HUD Head Up Display ICAO International Civil Aviation Organization ILS Instrument Landing System IMA Integrated Modular Avionics IMC Instrument Meteorological Conditions LNAV Lateral Navigation LOC Localizer MDA(H) Minimum Descent Altitude (Height) MSL Mean Sea Level MSP Mode Select Panel MUH Minimum Use Height (autopilot) NAV Navigation ND Navigation Display NDB Non Directional Beacon PANS-OPS Procedures for Air Navigation Services –Aircraft Operations PF Pilot Flying PFD Primary Flight Display PM Pilot Monitoring
C HG 1 Appendix C C-3 Acronym Definition RNAV Area Navigation RNP Required Navigation Performance RTO Rejected Takeoff RVSM Reduced Vertical Separation Minimum SAE Society of Automotive Engineers TCAS Traffic Alert and Collision Avoidance System TCS Touch Control Steering TERPS Terminal Instrument Procedures TOGA Takeoff/Go-Around VDF/MDF Demonstrated Flight Dive Speed/Demonstrated Flight Dive Mach VMO/MMO Maximum Operating Limit Speed/Maximum Operating Limit Mach VR Rotation Speed VSR Reference Stall Speed (see § 25.103) V2 Takeoff Safety Speed VMC Visual Meteorological Conditions VNAV Vertical Navigation VOR Very High Frequency Omnidirectional Range WAT Weight, Altitude, and Temperature xLS ILS or GLS
APPENDIX D. ADVISORY CIRCULAR FEEDBACK OMB Control Number: 2120-0746 Expiration Date: 12/31/2027 Advisory Circular Feedback Form Paperwork Reduction Act Burden Statement: A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to a penalty for failure to comply with a collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a currently valid OMB Control Number. The OMB Control Number for this information collection is 2120-0746. Public reporting for this collection of information is estimated to be approximately 20 minutes per response, including the time for reviewing instructions, searching existing data sources, gathering, and maintaining the data needed, completing, and reviewing the collection of information.
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