The self-tests are described in the manual
Testing Calculator Operation . . . . . . . . . . .. A-9
Self-Test . . . . . . . . . . . . . . . . . . . . . A-I0
Keyboard Test . . . . . . . . . . . . . . . . .. A-ll
Port RAM Test . . . . . . . . . . . . . . . . .. A-12
IR Loop-Back Test . . . . . . . . . . . . . . .. A-13
Serial Loop-Back Test . . . . . . . . . . . . . .. A-14
You can download the manual from hpcalc.org or the HP website.
I would personally include photos of the screen during the test (e.g. "KBD OK").
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