Sam4s ER-390M - Manual (Page 46)

38 • Operating Instructions ER-390M
Item Discount
When programmed as "amount", "item", "open" and "negative", a % key will perform a
discount against an item.
1. Register the items you wish to sell.
2. Enter the amount of the discount, and
then press the appropriate % key. For
example:
0 2 0 % 1
3. The discount is automatically subtracted.
THANK-YOU
CALL AGAIN
DATE 01/15/2003 WED TIME 08:33
PLU1 $10.00
%1 -2.00
TOTAL $8.00
CASH $8.00
CLERK 1 No.000011 00001