Olivetti Nettuna3000 Guía Rápida página 26

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Ref. Description
1 Numeric keys from 0 to 9: used for entering amounts and codes.
2 [X] key confirms the characters entered in the field reserved for the ticket total.
3 [C] key: deletes erroneous data entered and can be used to recover from an error
condition.
% key pressed before either [Markup] or [Discount] keys calculates the value after
4
applying a percentage markup or discount.
5 Void: deletes the last sales transaction or the one selected in the ticket shown on the
screen.
6 Subtotal: during a sale, displays the partial total on the ticket shown on the screen,
and the number of transactions executed.
Pressed twice in quick succession displays the number of the items sold.
7 Payment key: displays the types of payment accepted by the cash register.
8 Ticket : processes a cash tender payment and closes the transaction.
9 0 and 00 keys: used for entering, respectively, 0 and 00.
10 Comma key: enters a comma as the decimal separator when entering prices for
sales items.
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