Section 5: Additional Operating Features
Additional Operating Features
The calculator's Continuous Memory contains the data storage registers, the
financial registers, the stack and LAST X registers, program memory, and status
information such as display format, date format, and payment mode. All
information in Continuous Memory is preserved even while the calculator is
turned off. Furthermore, information in Continuous Memory is preserved for a
short time when the batteries are removed, so that you can change the batteries
without losing your data and programs.
Continuous Memory may be reset if the calculator is dropped or otherwise
traumatized, or if power is interrupted. You can also manually reset Continuous
Memory as follows:
1. Turn the calculator off.
2. Hold down the - key, and press ;.
When Continuous Memory is reset:
All registers are cleared.
Program memory consists of eight program lines, each containing the
Display format is set to the standard format with two decimal places.
Date format is set to month-day-year.
Payment mode is set to End.
Whenever Continuous Memory has been reset, the display will show Pr Error.
Pressing any key will clear this message from the display.
Eight indicators that appear along the bottom of the display signify the status of
the calculator for certain operations. These status indicators are described
elsewhere in this handbook where the relevant operation is discussed.