IAI America IA-T-XA (ANSI standard CE mark agreement) - Manual (Page 88)

Every time the F1 key is pressed, the display is
changed between Num and Alph. Change the input
method between numeric input and alphabetical
input.
Num: Numeric input
Alph: Alphabetical input
Press the F1 (Num) key to display Alph.
The ten-key numeric pad now functions for
alphabetical input.
Enter “TAIKIITI.”
For the input method, refer to “13. Symbol Editing.”
Press the WRT key to transfer the symbol data to
the controller. The display returns to the previous
Mdfy screen.
Selecting the F2 (Sym) key when the cursor is
located at the already-symbolized item moves
to the Mdfy screen for the symbol. The symbol
can then be changed.
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