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Appendix
Deleting equation files and programs
Press 2 in the OPTION menu to show the
DELETE menu.
• Press 0 or 1 to delete equation
files or programs that have been stored
in the NORMAL or PROG modes,
respectively.
After selecting the mode for which data is to be deleted, press y to
delete data. Press e to cancel the operation.
• Once a file has been deleted there is no way to recover it.
To delete individual files, enter the mode that contains the data you want to
delete and use the specific delete function from the menu. (See pages 59
and 86.)
If an Abnormal Condition Occurs
Should an abnormal condition occur, such as none of the keys (including
j) functioning, press the RESET switch located on the back of the
calculator. Refer to page 32.
<<DELETE>>
ƒEQTN ⁄PROG