Menu navigation - combined instrument panel
The left-hand stalk controls the menus shown on the information display in the combined instrument panel. Which menus are shown depends on the key position.
OK – access to message list and message confirmation.
Thumbwheel – browse between menu options.
RESET – reset the active function. Used in certain cases to select/activate a function, see the explanation under each respective function.
If there is a message then it must be acknowledged with OK in order that the menus shall be shown.