How to reset a royal 500dx cash register - Royal Cash Register 500dx

Go here for manual:
http://manualsforall.com/500DX.html

I think the rack on your printer is worn out, Get a tech to replace it for your or better still replace the whole printer.

https://www.royalsupplies.com/cashreg/110dx_Instruction_Manual_Eng_June_08.pdf Try this link to download it. Gopakumar Gopalan Google

You may download a copy of the manual from Owners Manual User Guide for Royal 500DX CASH REGISTER

program mode, 1 tax shift, 4 digit rate {8% =8000) amt tend

There should be instructions where the paper feeds in. Usually, you follow the rollers with the paper and feed it in. Did you try google.com for you instruction manual?

Not sure if this model has a recipe function. One of the users has a manual for the 500dx. It should tell you:
https://the-checkout-tech.com/manuals/cashregisters/Royal_500dx_instruction_and_programming_manual.html

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Replace the paper

Manuals (cost)
They also do casio, TEC,Casio,Sam4s,Epson,Sharp,CAS,NCI,ApexInk,ApexCovers,ApexRolls,Metrologic,Datacap
Systems,Sanyo,Royal Sovereign,Restaurant Edge,Detecto,Uniwell,Datasym,Harbortouch and Telequip.
Cash Register Store Buy Quality Cash Registers Online at Low Prices...
Manuals download
(not free)
ADS Anker,Aster,Casio,Metrologic,Olivetti,Olympia instruction manual,Omron cash register,Royal,Samsung,Sam4s cash
register,Sharp,Tec cash register,Vectron,Walther,Wincor Nixdorf,Machine setups
Not Epson, Apex,Datacap Systems Sam4,CAS,Uniwell,Sanyo,Royal Sovereign,Restaurant Edge,Detecto,Uniwell,Datasym,Harbortouch
and Telequip.
Manuals Downloads
Manuals free view
ABC Office,AMD,AVE,Casio,Delta,Ele,Epson,Goodson Imports,HP (Hewlett-
Packard),Lexmark,Mars,Olivetti,Olympia,Olympia/Luggage,America,Pelco,Philips,POSIFLEX Business Machines,Radio Shack,Royal
Consumer Information, Products,Sam4s,Samsung,Sanyo,Sharp,Sony,Toshiba,Unitech, and Weider
Free Cash Register User Manuals ManualsOnline com