What does code 6000 mean on Canon printers? If there is something in front of the paper feed tray, the paper feed tray may not open even after the print job is requested. As a result, a Canon error code 6000 will occur. In such a case, remove any physical objects that are preventing the tray from opening and turn off the printer. When any kind of paper or dust particles get caught in the printer's paper feed tray. Error 6000 may be encountered. If we give multiple commands at the same time, these errors may occur on our printer. You should clean your printer regularly, if your printer has presented any type of document, try to keep it clean; otherwise, a 6000 error may occur. Visit for us more information:-https://www.printershelpnumber.com/blog/setup-canon-ts6020/