Xerox I Class manual Troubleshooting, Printer Specifications, Appendix A, Appendix B, Appendix C

5.2	Printhead Replacement	79
5.3	Maintenance Schedule	80
	5.3.1 Cleaning the Printhead	81
	5.3.2 Cleaning the Platen Roller	82
	5.3.3 Cleaning Interior and Exterior Surfaces	83
5.4	Application Program Updates	83
	5.4.1 Updating from the Ready Mode	84
	5.4.2 Updating from the Download Mode	85
	5.4.3 Possible Problems during an Update	86
5.5	Boot Loader Program Updates	87
Troubleshooting
6.0	Problem Resolution	89
6.1	Fault and Warning Messages	93
6.2	Hex Dump Mode	101
Printer Specifications
7.0	General Specifications	103
7.1	Media and Ribbon Requirements	105
Appendix A
ASCII Control Code Chart		107
Appendix B
Available Fonts and Bar Codes		109
Appendix C
Module Assignments		117
Print Resolutions and Maximum Label Widths		117
Available Speeds and Default Settings		118
Appendix D
GPIO Port Description		119

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