Calculated Industries 3420 User Guide - Manual (Page 17)

16 — Q UALIFIER P LUS ® III X
Canadian / U.S. Mode
Your calculator is factory-set to Canadian (Interest) Mode. If you
need to calculate loan problems using U.S. interest, you must
change the calculator to U.S. (Interest) Mode. To easily switch your
calculator from Canadian Mode to U.S. Mode, press the
s and
then the 9 key.
Pressing s 9 also allows you to toggle between Canadian
Interest and U.S. Interest calculations. In other words, you may
switch from Canadian Interest to U.S. Interest, or vice-versa, by
repeating the keystrokes
s 9 .
Note: While converting to Canadian Interest Mode via s 9 , the letters “CDN” will
appear in the upper left and will also be displayed when the ˆ key is pressed. While
converting to U.S. Mode, the letters “USA” will appear, but there will be no “USA”
label on the display when the
ˆ key is pressed. If you’re unsure what mode you’re
in, press ® ˆ to see if “CDN” is displayed.
Canadian Mode performs the following:
• Allows entry of Canadian interest rates.
• Disables selected U.S.-only functions (ARMS, APR, Rent vs.
Buy and Tax Savings).
U.S. Mode performs the following:
• Allows entry of U.S. interest rates.
• Enables selected U.S.-only functions (ARMS, APR, Rent vs.
Buy and Tax Savings).
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