Appendix ORDER: Identification of Ordered Keys variants
If the module only has three keys:
If the keys are all not solid colors:
If the entire display is highlightable:
If all of the keys turn black when highlighted:
If one of the keys is not selectable and a yellow number is shown on the display:
If one of the keys turns black when highlighted:
If all of the keys have coloured highlights and a number is displayed when a key is highlighted:
If the display is partially highlightable: