120Programming Chapter 8• Pressing 4 (SYBL) displays a menu of symbols that can be input.4(SYBL)• You can delete a character while inputting a file name by moving the cursor to thecharacter you want to delete and pressing D.3. Press w to register the file name and change to the program input screen.w• Registering a file name uses 17 bytes of memory.• The file name input screen remains on the display if you press w without input-ting a file name.• To exit the file name input screen and return to the program list without register-ing a file name, press Q.uuuuuTo input a programUse the program input screen to input the contents of a program.1 (TOP) ....... Top of program2 (BTM) ....... Bottom of program3 (MENU) .... Mode menu• Pressing [ displays a menu of symbols that can be input into a program.[[Press [ to return to the previous menu.1 2 3 4File nameP.127P.1271 2 3 4 [1 2 3 4 [1 2 3 4 [