During the into sequence the ship bumps an unknown object in the water, the captain calls for "full astern both engines" which is shown as being selected by ET from both engines being stopped - if they were already stopped why did they need to be set to astern?
Moments later the captain calls the command "stop both engines" and ET switches the engines from Full Ahead to Stop.
Moments later the captain calls the command "stop both engines" and ET switches the engines from Full Ahead to Stop.