You will need to know the PLU layout and have the programming keysheet handy.
Turn key to PGM2
Place the programming keysheet on the keyboard
1210
.
X (a/FOR on USA model)
PLU number
X
New price (without decimal point)
ST
TL
If you need to make a keysheet or understand PLUs and layout, the manual is here:
http://the-checkout-tech.com/manuals/cashregisters/Sharp_ER-A570_instruction_manual.html
Registerman, May 2011
