4
4) [#/NS](No Sale) key
The key is used to open the cash drawer without recording a sale or as a
reference number during a sale.
5) [C] (CLEAR) key
This key has two basic functions. One is to correct any numeric keys entry error
or incorrect command entry; another is to correct a machine error condition that
has caused the error tone to sound.
6) [qty/time] key
This key has two functions, straight multiplication and time displaying. When this
key is pressed in “Reg” mode and the machine is free, the time is displayed.
7) [- %] key
Use the key to register discount or surcharge.
Depending on programming, they can be added to an item or a subttl amount.
The rate can be preset or manually entered.
8) [ref/-]key
During the sale:
This key is used when an amount of money is subtracted from a sale. It is used
to give back to a customer for reason other than an item being returned from a
sale.
It can either work with a department（item）or off the total of the sale.
Out of the sale:
This key is used when an item sold by the store is returned for some reason and
the amount of the sale is given back to the customer.
9) [void] key
This key has two functions:
Press this key directly can cancel the registration of the last-registered item
which includes function key operation, such as %, (-), RM, etc.
This key can be used directly after the item has been entered incorrectly, or to
remove an item entered earlier in the sale.
Note: 00+ [VOID] can cancel the whole transaction.
10) [PLU](Price Look Up) key
PLU is the selling item coded with number. A PLU is usually associated with a
preset price. This key retrieves the preset price from the PLU table in the register
memory and records item. PLU price can also be opened, that is OPEN PLU.
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