Boeing

What is ALTN on Boeing 737? (Alternate)

What is UNLK on Boeing 737? (Unlock)

What is ACE on Boeing 737? (Actuator Control Electronics)

What is MC on Boeing 737? (Master Change)

What is AFM on Boeing 737? (Airplane Flight Manual)

What is S/C on Boeing 737? (Step Climb)

What is MIN on Boeing 737? (Minimum)

What is TAI on Boeing 737? (Thermal Anti-Ice)

What is EHSI on Boeing 737? (Electronic Horizontal Situation Indicator)