Key Descriptions - Texas Instruments TI-5660 Manual Book

6. Place the ribbon around the guides and along the print drum as
shown here.
7. Replace the printer compartment cover.

Key Descriptions

&
Advances the paper.
2
Clears the entire pending operation except the memory or
the grand total.
O
Changes the sign (
>
Interprets the number in the display as a percentage.
I
Clears an entry or an error or overflow.
=
Computes the percentage of change between two values.
(The price increase from 9.75 to 11.25 is 1.50, and the
percentage increase is 15.38%)
#
Calculates the selling price and profit or loss amount on an item.
(
Removes the last digit entered in the display.
4
Prints a reference number or date without affecting calculations.
!
Adds the stored tax rate to the value in the display.
"
Subtracts the stored tax rate from the value in the display.
/
Pressed once, displays and prints the grand total of all
totals. Pressed twice, clears the grand total. This is active
only if PRINTER = GT.
:
Displays and prints the total, but does not clear the total.
E
Displays and prints the total and clears the total. Also
resets the item counter (IC) to zero.
0
Displays and prints the value in memory and clears the
memory. Also clears M from the display and resets the
memory item counter to zero.
or ) of the displayed number.
+ –
2