100 Cashier
101 Open Bill
102 Posting
103 Void Transaction
104 Print Bill
105 Payment
106 Separate Bill
107 Merge Bill
108 Cancel Bill
109 Discount
110 Reprint Bill
111 Except Service
112 Except Tax
113 Print Cash Out
114 Close Shift
115 Inquiry
116 Change Table
117 Change Guest
118 Order Offline
119 PLU Run Out