HP 39GS hp 39gs_user's guide_English_E_HDPMG39AE13.pdf - Page 228

Editing keys The editing keys are: Key CLEAR CMDS CHARS Meaning Inserts the character at the editing point. Inserts space into text. Displays previous page of the program. Displays next page of the program. Moves up or down one line. Moves right or left one character. Alpha-lock for letter entry. Press A...Z to lock lower case. Backspaces cursor and deletes character. Deletes current character. Starts a new line. Erases the entire program. Displays menus for selecting variable names, contents of variables, math functions, and program constants. Displays menus for selecting program conmmands. Displays all characters. To type one, highlight it and press . To enter several characters in a row, use the menu key while in the CHARS menu. 18-6 Programming