After changing the batteries and from time-to-time, it may be necessary to configure the calculator.  Push the [Setup]/[Mod] key to make these choices.

It is important to set the calculator up for the proper province to make sure the credit insurance premiums are computed properly. 

After the CODE?_ prompt appears, select the province and language by entering the proper code from the following table, for example, for Ontario/English, enter the code 538.