Posiflex KB-6800 - Manual (Page 5)

Part 5
uses only the bottom position for key content (ref. Fig. 3-3). The quad key
occupies a two by two metrical area and uses only the lower right position for
key content (ref. Fig. 3-4).
An example of using the above mentioned alternate key tops is shown in Fig.
3-7.
Fig. 3 - 2 Fig. 3 - 3 Fig. 3 - 4
Fig. 3 - 5 Fig. 3 - 6
Springy
wall
Protuberance
Numerical keys
Single key
Double key
Fig. 3-7