IAI America IA-T-XA (ANSI standard CE mark agreement) - Manual (Page 48)

Display GOTO with 9 of the ten-key numeric pad or
the SF key.
Select the F2 (GOTO) key and press the return key.
Enter the same numeric value as the one input for
Op-1 of TAG for Op-1. Enter 1 here and press the
return key.
Press the WRT key to transfer the program data to
the controller.
* When the screen is changed with the PAGE UP
and PAGE DOWN keys or ESC key before data
transfer, the input data becomes invalid.
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