HP VA-1809 - Manual (Page 26)

7.1.2.2 Executing the data from PROGRAM Edit
Program data can be changed also by executing it from PROGRAM EXE.
TOP → PROGRAM EXE[PROGRAM]
(1) Using INC and DEC to execute the program data
INC[F2] or DEC[F3]
INC is used to execute the data in the program whose number follows the number
of the current program whereas DEC is used to execute the data in the program
whose number precedes the number of the current program.
(2) Using DIRECT NUM to execute the program data
DIRECT NUM [F4] → [Rotary key] to select program data to be executed →
[ENTER] to execute the data
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From the list, select the program data to be executed, and execute it.
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