6-2 Method of Using the
Desired program loaded already is searched and
executed by depressing the
ed by the desired symbol
Exec ution of the program which starts with SP
Jump and Stop
Method of Using the
Key and the
By step setting using the
starting step of the program to be executed can
key starts the execution.
Set at the step from which you intend to
start the program execution.
Depress the  key.
7. Interrupted Manual Calculation During Entry
Status in Program Calculation
It is possible to perform all the types of manual
calculations during Entry Status.
However, the same working registers are used for
both program and manual calculations. This must be
taken into account.
Erroneous depression of the
interrupted calculation causes the program
calculation to stop and the step to return to
Explanation of Program Instructions
1·' I nstructions for Mathematical Operation
Instructs mu Itipl ication.
Instructs power calculation (a> 0)
Instructs opening parentheses.
Instructs closing parentheses and com -
pletion of calculation within the paren -
Instructs to complete the mathematical
Instructions for Entering Numerals
Instructs to enter a numeral.
•. . . • .
Instructs to enter a decimal point.
Instructs to enter a exponent.
Instructs to chaclge a sign.
Instructs to clear out the display.
Instructs to enter a datum.
indicating lamp, the ENT Lamp, is
turned ON at the step in which this
instruction is programmed while the
calculator stops to wait for a datum to
be received and the display indicates a
value just prior to this instruction.
By depressing the  key program exe-
cution resumes stepping forward.
1-3 Instructions for Functions
Instructs to obtain a square root. I npu t
Instructs to obtain a inverse number.
Instructs to obtain a square value. Input
1-4 Round Instructions
This instruction carries out round·up, round-off,
or round-down to the designated decimal digits
of the value.
It is composed of 2 steps, one is for designating
the sort of rounding and the other for the
number of digits below the decimal point of the
Number of digits below the decimal point is
instructed with a two-digit number from 00 to
13 after giving one of the following instructions.