Calculated Industries 3423 - Manual (Page 6)

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KEY DEFINITIONS
Basic Operation Keys
O Turns all power off. The memory and most financial
registers are cleared.
o If calculator is off, turns power on. If calculator is on,
a single press clears the last entry while a second
press in succession clears non-permanent entries.
Note: Clears Loan Amount, Payment, Price, Down Payment,
Income, Debt, Expense, and Canadian Mortgage Insurance.
+ – x Arithmetic operation keys.
÷ =
0
– 9 Keys used for entering numbers.
) Triple-zero key (saves time when entering 000 values).
b Backspace key (deletes incorrect entries one digit at
a time).
• Decimal point.
% Percent — Four-function (+, –, x, ÷) percent key.
See page 17 for examples.
µ Memory — Adds the displayed number to the inde-
pendent cumulative memory. Pressing s µ (M–)
will subtract the displayed value from the cumulative
memory. Pressing
® µ recalls and displays the
memory contents. Pressing ® ® displays and
clears the memory. See page 14 for details.
® Recall — Recalls and displays the contents of the
financial registers (e.g., ® ˆ ). Also used for
Memory functions.
s Used to set the number of displayed decimal places
(see section on Decimal Place Selection, page 10).
Also works with other keys to set or activate addi-
tional functions. (Think of it as a “shift” key on a
typewriter.) It will perform the function printed above
the key on the calculator's face.
GETTING STARTED