User Manual
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Appendix
 1. Error Message Table
Message Meaning Countermeasure
Syntax 
ERROR
• Illegal syntax
•  Attempt to input an illegal command
•  Press J to display the error and 
make necessary corrections.
Ma ERROR •  Calculation result exceeds the 
display range.
•  Intermediate or final calculation 
result is outside the allowable 
calculation range.
•  Calculation is outside the input 
range of a function.
•  Mathematical error (division by zero, 
etc.)
•  Sufficient precision could not be 
obtained for Σ
 calculation, 
differential calculation, etc.
•  Solution could not be obtained for 
equation calculation, etc.
•  Check input values and make 
corrections to ensure that values 
are within allowable limits.
Go ERROR
1 No corresponding Lbl 
n for Goto n.
2 No program stored in program area 
Prog "file name".
1 Correctly input a Lbl n to corres-
pond to the Goto n, or delete the 
Goto n if not required.
2 Store a program in program area 
Prog "file name", or delete the 
Prog "file name" if not required.
Nesting 
ERROR
•  Nesting of subroutines by Prog 
"file name" exceeds 10 levels.
•  Ensure that Prog "file name" is 
not used to return from 
subroutines to main routine. If 
used, delete any unnecessary 
Prog "file name".
•  Trace the subroutine jump 
destinations and ensure that no 
jumps are made back to the 
original program area. Ensure that 
returns are made correctly.
Stack ERROR  •  Execution of calculations that 
exceed the capacity of the stack 
for numeric values or stack for 
commands.
•  Simplify the formulas to keep 
stacks within 10 levels for the 
numeric values and 26 levels for 
the commands.
•  Divide the formula into two or 
more parts.
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