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jcm gold 556?

Without a manual, want to increase prices on our machine and am struggling. It must be simple. Can anybody help?
David English, October 2015
Yea its simple don't put the price up you rob dog.

Raz, November 2015
It is usually done by program codes. I wouldn't be able to guess codes and I've been programming for years. You will need the manual. JCM has gone out of the register business now. The only place I have found JCM is here:

https://the-checkout-tech.com/manuals/cashregisters/JCM_G-556_owner_programming_manual.html

Registerman, October 2015
link Click here to see other fixes for JCM.