Reference Information; Errors And Messages - Texas Instruments MathPrint TI-30X Pro Manual Book

Reference Information

This section contains information about errors, maintaining and replacing the
batteries, and troubleshooting problems.

Errors and Messages

When the calculator detects an error, the screen will display the error type or a
message.
• To correct an error: Press - to clear the error screen. The cursor will display at
or near the error. Correct the expression.
• To close the error screen without correcting the expression: Press % s to
return to the home screen.
The following list includes some of the errors and messages that you may encounter.
Error/Message
Argument
Bad Guess
Bounds:
Enter
LOWER { UPPER
Break
Calculate
1-Var,2-Var Stat
or a regression.
Change mode
to DEC.
Dimension
mismatch
70 Reference Information
Description
This error is returned when:
• a function does not have the correct
number of arguments
• the lower limit is greater than upper limit
in summation or product function
This error is returned when the variable entry
for the "solve for" variable in Numeric Solver is
outside the lower and upper bounds entered.
This error is returned when input for lower
bound > upper bound for:
• Normalcdf distribution
• Numeric Solver solution bounds
This error is returned when the & key is
pressed to stop the evaluation of an
expression.
This message is returned when no statistics or
regression calculation has been stored.
This error is returned when the mode is set to
BIN, HEX or OCT and the following apps are
accessed:
‡I – u v
‰ Š‹t [vector]
These apps are available in DEC mode only.
This error is returned if the dimensions of a
matrix or vector in a calculation are not correct
for the operation.