This POS option in Options Configuration indicates the printer number information for this terminal.
00 = POS prompts for an invoice printer number each time you total a transaction.
99 = Invoices do not print from this terminal.
T = You will indicate a printer number for each transaction type (invoices, orders/special orders, estimates, and transfers).
XX = This is the printer number for this terminal (XX represents a printer number; for example, 03).