5.1.1 The presentation of information should be
consistent with respect to screen layout and arrangement of information.
Data and control functions should be logically grouped. Priority of
information should be identified for each application, permanently
displayed and presented to the user in a prominent manner by, for
example, use of position, size and colour.
5.1.2 The presentation of information should be
consistent with respect to values, units, meaning, sources, validity,
and if available, integrity.
5.1.3 The presentation of information should be
clearly separated into an operational display area (e.g. radar, chart)
and one or more user dialogue areas (e.g. menus, data, control functions).