Sharp ER-A770 Instruction Manual page 22

• Charge menu window
CH
#
20
• Conversion menu window
CONV
#
Selling a PLU no.1 item and finalize through check 1
1.
Press the key.
1
2.
Press the key.
CHK
#
• The CHECK menu window will appear.
3.
Select "CHECK1."
4.
Enter the amount.