20 • Operating Instruction ER-180 Electronic Cash Register AU
Percent Operation (-% and +%)
ER-180 equiped with both -% and +% function keys. The -% can be used as discount and +% is for
surcharge. This section is using -% (discount) as example, +% is operating in same way, but is
adding amount as surcharge.
The examples use a preset value on the discount key. If a override value is needed or -% and +% are
set open, enter amount before press -% or +% key. For example, “30” for “30”%; “7.5” for “7.5”%;
and “33.333” for “33.333”% (1/3 discount or surcharge).
Percent Discount on Item
1. Enter an amount on the ten key pad. Do
not use the decimal key.
For example, for $2.99, enter:
2 9 9
2. Press a Department key.
For example, press DEPT1:
DEPT1
3. Press -% key.
-%
SAMPLE RECEIPT
02-01-10___14-30
001
2•99
-3•000
-0•09
2•90
2•99
0•27
014-00
#
TX
1
-
CA
_
TX
1
TX
1
1
Percent Discount on Entire Sale
1. Register the item(s) for the transaction.
2. Press SUBTOTAL key.
SUB
TOTAL
3. Press -% key.
-%
SAMPLE RECEIPT
02-01-10___14-30
001
2•99
002
4•00
7•00
-3•000
-0•21
6•80
6•99
0•64
015-00
#
TX
1
#
TX
1
ST
_
-
CA
_
TX
1
TX
1
1