I have a sharp er-a420 electronic register. Someone on this site provided a link to the purchase of a service manual to enable me to open up more than the programmed 10 departments (there is 99 possible. I can not find the instructions to open more of them. Can someone help with this?
Ok. Now that you have the manual, I'll point you to the areas for setting up allocation.
This site doesn't allow conversations, so I've left you a message here
Just copy and paste the link above into the address bar of your browser, then sign up to the c-tech forums and I'll give you more advice there. just reply to my message there