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Epson MX-70 manual 104

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Appendix M:

Schematic Diagram

Contents

Page Page FCC Compliance Statement Trademark Acknowledgements A Personal Note From the Author Page MX-70Table of Contents WARNING Page Introduction Page The Starting Line Page Installing the Ribbon Matching the Printer to the Computer Opening the Case The Epson Connection When in Doubt, Bluff Printer Cable Connection The Paper Rack Feeding the Paper Page Adjusting for Paper Thickness Plugging it in At Last The Final Checkout Whew Send it a Message The Philosophy Variations on a Theme by Dartmouth The Apple Stem Testing the Hookup When All Systems Are “Go” Time Out For Emergency Training Operator Now Certified Line by Line The Great Escape Our First Escape Code Return The Finale Print Command Codes Learned so Far Special ‘Escape’ Codes More Print Control Commands Establishing the Facts So Much for Tradition Page The Form Feed - in Basic Software Time Out for Controlled Confusion A Little Homespun Philosophy Charge Onward Horizontal Tabs Code Summary An Introduction to Dot Matrix Printing (Subtitled, “Does a Dull Title Make a Topic Dull?“) Page How it all Lays out on Paper The Line Spacing is Variable But What do it Mean, Boss Caveat Underlining Page Page Graphtrax Firing the Pins Page Quiz Time The Grand Scheme Now for the Bad News Back to the Welcome Program Who Sez We Ain’t Got No Class Page Advanced Graphics What Are We Trying To Do The Data Bank The Program Page Page All That Work for one Line Rowdy Characters For Experts Only A Confession Page The Final Push Page The Long Lines Division Really Long Lines Apple Stew Apple Pie Pictogram Page Page Using the HIRES Screen Dump Program Page CHESS Follow the Yellow Brick Road PORTRAIT Page Be an Artist for Fun-andProfit Why All This Math Page Page Commencement Address Appendix A ASCII Charts for MX-70 Page Appendix B Control Codes Appendix C Character Set Page Appendix D TRS-80Differences Entering Graphics Mode TRS-80Model Using the MX-70with a Standard Radio Shack Cable Appendix E Use with Atari Appendix F Use with Apple Tricky Codes Screen Width Versus Printer Width Apple Mush Special Apple Graphics Trick for Long Lines Appendix G Special Notes on Other Computers/Languages/Interfaces Appendix H Technical Specifications Appendix Control Circuit Board and Initialization Page Appendix J Pinout Chart Page Appendix K Parallel Interface Timing Page Appendix L Printer Maintenance Page Page Page Please send your comments, suggestions, and any errors you might find to: Thank You LIMITED WARRANTY