Appendix A Command Summary A-4 Commands in Numerical Order A-7 Epson (ESC/P) Commands A-37 IBM Printer Emulation Mode Commands Command Summary Reference Appendix B Character Tables B-l Epson Mode B-9 Epson International Character Sets B-11 IBM Printer Emulation Mode Appendix C The Serial Interface C-l The DIP Switches C-3 Troubleshooting for Serial Interfaces C-3 Serial Interface Specifications Appendix D Problem Solving and Maintenance D-1 General Troubleshooting D-3 Troubleshooting Graphics Problems D-4 Data Dump Mode D-5 Solutions for IBM and Compatibles D-5 IBM PC BASIC Solutions D-6 Maintaining Your Printer D-7 Transporting the Printer Contents v