Were Singapore made HP-32Sii produced with different keycaps?

[Giuseppe Donnini]

(07-26-2019 03:45 PM)burkhard Wrote:  Has anyone ever cross-sectioned (cut open) a double-shot key (any double-shot key... not necessarily one of these "triple" ones)? How deep does the label go?

Here is some first-hand information on this topic by the HP hardware engineers themselves.

Although the following excerpt concerns the flagship model HP-48SX, I would be surprised if the technique was different for the Pioneer models.

(Source: Mark A. Smith, Lester S. Moore, Preston D. Brown, James P. Dickie, David L. Smith, Thomas B. Lindberg, and M. Jack Muranami, "Hardware Design of the HP 48SX Scientific Expandable Calculator," in: Hewlett-Packard Journal, Vol. 42 no. 3, June 1991, pp. 25-34.)