50th Anniversary Special – An Encore Presentation of Space Rocket History #220 – Apollo 11 – Lunar Landing – Part 2

Suddenly, Buzz and Neil heard the high-pitched sound of the Master Alarm. On the computer display the “PROG” light glowed amber. “Program alarm,” Armstrong radioed. Quickly, Aldrin queried the computer for the alarm code, and “1202” flashed on the display.