Operation and programming manual
74 • Program Mode Programming ER-260/265 Electronic Cash Register AU
+% and -% Key Programming
There are two percentage keys on the keyboard: +% and -%. The +% key applies a surcharge. The
-% key applies a discount. Without any further programming, you can apply a discount or
surcharge to an individual item or to the subtotal of a sale be entering a percentage and pressing the
+% or -% key. This program allows you to:
• decide to calculate any taxes before or after the percentage is applied
• set a preset percentage for the +% or -% key
• if a preset percentage is set, decide if you wish to also allow a percentage to be entered
• inactivate the key
Programming the +% or -% Key
1. Turn the control lock to the PGM position.
2. Enter the percentage rate you wish to preset, or 0 if you only wish to enter the
percentage. Press the +% or -% key, depending on which key you are programming.
Be sure not to enter the decimal point while setting a rate, i.e. enter 3 3 3 3 3 as 33 1/3
% and enter 5 0 0 0 0 as 50%.
3. To decide if the rate calculated before or after the discount/surcharge.
0
Calculate Tax before the discount/surcharge?
1
Calculate Tax after the discount/surcharge?
4. Enter:
0
If you wish to allow the operator to also enter a percentage (override).
1
If you do not wish to allow the operator to also enter a percentage
(override).
2
If you wish the key to be inactive.
5. Press the CASH/TEND key to end programming.
+% or -% Key Programming Flowchart
CASH/
TEND
+% or
-%
Before?
After?
Preset Percentage
Over-ride?
Inactive?
+% or -% Key Programming Example
Set the -% (discount) Key preset for 50% and so that tax is calculated after the discount is
applied and override is allowed. Enter:
CASH -% 0 0 1 0 5 0 0










