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Epson M X - 8 5 Spacer, Controller, Controller, Controller, Control Panel, Connector (male and female), Fig. 8 Construction of the Printer

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Construction of the Printer

Transformer &

Filter Circuit Board

Printer Machanism

Transformer & Filter Circuit Board

Controller

Printer Mechanism

MX-85 Dot Matrix Printer

SMDP Board (Driver Circuit Board)

SMCT Board (Control Circuit Board)

Controller

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Contents

Page Page Page Page LIST OF TABLES INTRODUCTION INSTALLATION 1. Unpacking & Set-upof MX-85 1.1.Unpacking 1.2.Repacking 1.3. Contents of carton 1.4. Operation site 1.5.Assembly 1.6. Opening the printer 1.7. Removal of shipping screws 1.8. Removal of the upper case Phillips Head #2 Screwdriver Lead Wire 2.Construction and Location of the MX-85Com- ponents Spacer 3. Setting of DIP Switches and Jumpers 3.1. Location of DIP switches and jumpers 3.2. Setting DIP switches - SW-Aand SW-B Pin No Off Factory-set OFF 4.Now using Table 2, select your transmission code: ASCII or Baudot 5.Set Line Spacing to desired position Table 3 Baud Rate Selection Table 4 ASCII Code Table Selection Pin No 3.3. Setting of jumpers Function Note Jumper 4. Power Supply 5. Cartridge Ribbon Installation 6. Paper Holder Installation Page 7. Gap Adjustment Paper Position of adjusting lever OPERATION Power On 1.LF/FF Functions 2. Self -Test 3. On-LineOperation 4. Theory of Operation 4.1. Low paper 4.2. Paper empty 4.3. 4K memory full 5. Paper Tear-Off MAINTENANCE AND PARTS REPLACEMENT Print Head replacement Fig. 22 Replacement of Print Head Appendix A ASCII Code Table Appendix B Baudot Code Table Appendix C Character Fonts