Oki MICROLINE 790 Handbook
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Oki MICROLINE 790 Handbook

Oki MICROLINE 790 Handbook

Oki printer user manual
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MICROLINE
790/791
Printer Handbook

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Summary of Contents for Oki MICROLINE 790

  • Page 1 MICROLINE 790/791 Printer Handbook...
  • Page 3 Important Safety Instructions...
  • Page 4 • If you’re using an extension cord or power strip with the printer, make sure that the total of the amperes required by all the equipment on the extension is less than the extension’s rating. Generally, the total ratings of all equipment plugged into any one power line should not exceed 15 amperes.
  • Page 5 ontents...
  • Page 8 ML790/791 Printer Handbook...
  • Page 9 Introduction...
  • Page 10 This chapter explains how to unpack and install your new printer. Unpacking Unpack your printer and make sure you have the following items. If you are missing any of these items, contact your dealer immediately for a replacement. ML790/791 Printer Handbook •...
  • Page 11 Removing Shipping Retainers Shipping retainer Installation...

  • Page 12: Installing Ribbon Cartridge

    Knob Paper separator " "mark Paper separator Protictive material " "mark Protictive material Pull-up roller assembly Installing Ribbon Cartridge Center printhead Important! on platen ML790/791 Printer Handbook...

  • Page 13: Making Connections

    Ribbon shield Headgap lever Setting position Headgap lever Making Connections Connection with Computer Knob Number of sheets Printhead Knob Important! Installation...
  • Page 14 Pin assignments for the parallel, USB and the serial interfaces are listed in appendix E. Interface port Wire loops USB port ML790/791 Printer Handbook...
  • Page 15 Connection with Power Power cord Socket Power light Alarm light Installation...
  • Page 16 hapter 2: Loading Paper Top Feed Rear feed (continuous forms only, thickness to 0.014” [0.36 mm])
  • Page 17 Bottom feed (continuous forms only, thickness to 0.017” [0.44mm])
  • Page 18 Loading Single-Sheet Paper SEL light Move to"TOP"...
  • Page 19 Paper Wire feed separator guide Paper feed guides Flashes Press...
  • Page 20 Baseline Press to feed paper down in Hold micro increments Press to feed paper up in micro increments...
  • Page 21 Loading Rear-Feed Paper Position "Rear" Paper separator...
  • Page 22 Paper separator Pull-up roller assembly Tractors...
  • Page 23 Lock lever Tractor cover Paper separator Tractor cover Paper holes on pins...
  • Page 24 Paper separator Upper cover " "mark " "mark...
  • Page 25 Tractor covers Lock lever Reference marks Wire feed guide...
  • Page 26 Baseline Press to hold the Press to bring paper before the paper down releasing the TEAR to the print button. position.
  • Page 27 Press to feed paper down in Hold micro increments Press to feed paper up in micro increments...
  • Page 28 Paper Handling Tear Feature Press...
  • Page 29 Forms Tear-off Feature Caution! Menu Mode Paper Park Feature Press...
  • Page 30 Switching Paper Paths...
  • Page 32 hapter 3: Operation Control Panel...
  • Page 33 Important!

  • Page 34: Print Mode

    Print Mode Indicator Lights POWER light: SEL light: ALARM light: Important! QUIET light:...
  • Page 35 Buttons...
  • Page 36 Summary of Front Panel Button Functions Button Print Mode Menu Mode Help on Power Up With CSF Installed...
  • Page 37 Button Print Mode Menu Mode Help on Power Up With CSF Installed...
  • Page 38 Button Print Mode Menu Mode Help on Power Up With CSF Installed...
  • Page 39 Menu Mode...
  • Page 40 Sample Menu...
  • Page 41 Summary of Menu Settings For a complete listing of all the available Menu selections, along with explanations for each setting, see appendix B. Group Item Setting...
  • Page 42 Group Item Setting...
  • Page 43 Group Item Setting...
  • Page 44 Menu Mode Indicator Lights POWER light: MENU light: Menu Mode Buttons...
  • Page 45 GROUP button: ITEM button: SET button: PRINT button: Resetting Menu to Factory Defaults Hold while turning printer on...
  • Page 46 Performing Basic Tasks Selecting Print Quality Print quality button...
  • Page 47 Selecting Character Pitch Character Pitch button...
  • Page 48 Typeface Spacing Style...
  • Page 49 Testing Your printer...
  • Page 51 Caution! LPRINT CHR$ (27);“0”;CHR$ (30);“This is an example of a hexadecimal dump.”...
  • Page 52 Hex Data Dump Resetting Top of Form Using Bar codes...

  • Page 56: Basic Terminology

    Printer Commands If you’re using commercial software with an appropriate printer driver (see “Printer Drivers” below), the printer commands will normally be sent to the printer by your software and you won’t even need to think about them. ML790/791 Printer Handbook...

  • Page 57: Printer Drivers

    Emulations Printer Drivers Compatible Printer Drivers (DOS) nearly Working with Software...
  • Page 58 IBM Proprinter Emulation IBM X24e AGM/XL24e AGM Epson LQ Emulation Emulation Windows Printer Drivers ML790/791 Printer Handbook...
  • Page 59 Working with Software...
  • Page 60 5: Problem Solving, Maintenance, & Service Problem Solving ML790/791 Printer Handbook...
  • Page 61 Ploblem Solving, Maintenance, & Service...
  • Page 62 Caution! ML790/791 Printer Handbook...
  • Page 63 Ploblem Solving, Maintenance, & Service...
  • Page 64 Maintenance Replacing the Ribbon Cartridge Swing front end up to remove ML790/791 Printer Handbook Caution! Center printhead...
  • Page 65 Plastic shield facing platen Knob Ploblem Solving, Maintenance, & Service...
  • Page 66 Clearing Paper Jams Caution! Rear Feed Jams ML790/791 Printer Handbook Remove Paper separator...
  • Page 67 Tractor covers Quadruple-thick paper Remove pull-up roller assembly Never attach or remove the pull-up roller assembly when the paper separator is in the standing state. Ploblem Solving, Maintenance, & Service...
  • Page 68 ML790/791 Printer Handbook Replace pull-up roller assembly When installing a pull-up roller assem- bly, Shift the paper lever in agreement with the “Rear” mark before the installation. Replace paper separator...
  • Page 69 Single Sheet Feed Jams Lift off pull-up roller Button Feed Jams Lift off pull-up roller assembly assembly Ploblem Solving, Maintenance, & Service...

  • Page 70: Cleaning The Housing

    ML790/791 Printer Handbook assembly The built-up of dust or paper powder in the printer, which may be occurred by some environmental settings or media used, may cause a mulfunction, so execute cleaning ac- cording to how the printer is dirty.
  • Page 71 Accessories Ploblem Solving, Maintenance, & Service...
  • Page 72 The use of the locking piece to 790/791 should be impermissible due to the exclusive- ness for other models. ML790/791 Printer Handbook...
  • Page 73 Replacement Parts Replacement Part Access Cover, ML 790 Access Cover, ML 791 AC Cord Poll-up Roller Assembly, ML 790 Poll-up Roller Assembly, ML 791 Platen Knob Printhead Ribbon, Black Ploblem Solving, Maintenance, & Service...
  • Page 74 Setting 10 cpi 12 cpi 15 cpi 17.1 cpi 20 cpi Emulations Interface ML790/791 Printer Handbook Impact dot matrix 24 pins, 0.20 mm diameter with thermal protec- tion Characters per Second (CPS) 10 cpi 420 cps 10 cpi 315 cps...
  • Page 75 Graphics Resolution: Resident Font Letter Quality Utility Bar Code: Receive Buffer Size Reliability Mean Time Between Failures (MTBF) Mean Time to Repair (MTTR) 15 minutes Printhead life Ribbon Life (on average, 10 cpi utility) 360 x 360 dots per inch Courier, Gothic, Prestige, Orator, Roman, Swiss, Swiss Bold Gothic...
  • Page 76 ML790/791 Printer Handbook...
  • Page 77 Appendix A: Specifications...
  • Page 78 ppendix B: Menu Selections...
  • Page 81 Explanation of Menu Items...
  • Page 84 Important!
  • Page 88 ppendix C: Commands–Epson Emulation Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Horizontal Control...
  • Page 89 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 90 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Vertical Control...
  • Page 91 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 92 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 93 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 94 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Cut Sheet Feeder Option Character Sets...
  • Page 95 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 96 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Bar Code Command...
  • Page 97 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 98 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Print Features...
  • Page 99 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 100 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 101 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Graphics, 8 & 24-pin Mode...
  • Page 102 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Graphics, 8 -pin Mode...
  • Page 103 Epson Commands Function (ASCII, Decimal, Hexadecimal) Composite Command Miscellaneous Notes deactivated menu...
  • Page 104 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 105 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function Raster Graphics...
  • Page 106 Epson Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 108 ppendix D: Commands–IBM Emulation Commands (ASCII, Decimal, Hexadecimal) Notes Function Horizontal Control...
  • Page 109 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 110 Commands (ASCII, Decimal, Hexadecimal) Notes Function Vertical Control...
  • Page 111 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 112 Commands (ASCII, Decimal, Hexadecimal) Notes Function Cut Sheet Feeder (Option)
  • Page 113 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 114 Commands (ASCII, Decimal, Hexadecimal) Notes Function Bar Code Commands...
  • Page 115 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 116 Commands (ASCII, Decimal, Hexadecimal) Notes Function Print Features...
  • Page 117 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 118 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 119 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 120 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 121 Commands (ASCII, Decimal, Hexadecimal) Notes Function Graphics, 8-Pin Mode...
  • Page 122 Commands (ASCII, Decimal, Hexadecimal) Notes Function Graphics, 8 & 24-Pin Mode...
  • Page 123 Commands (ASCII, Decimal, Hexadecimal) Notes Function Miscellaneous Commands...
  • Page 124 Commands (ASCII, Decimal, Hexadecimal) Notes Function...
  • Page 126 E: ASCII Character Codes ASCII Character Sets ML790/791 Printer Handbook...
  • Page 127 Appendix E: ASCII Character Codes...
  • Page 128 ML790/791 Printer Handbook...
  • Page 129 Appendix E: ASCII Character Codes...

  • Page 130: Code Page

    Code Page ML790/791 Printer Handbook...
  • Page 131 Appendix E: ASCII Character Codes...
  • Page 132 F: Interfacing Pin Assignments for Parallel Interface Signals Signal Return Pin Direction ML790/791 Printer Handbook...
  • Page 133 Universal Serial Bus (USB) Note: Contact Number Sell Signal Name Vbus (Not Used) D– Shield Appendix F: Interfacing...

  • Page 134: Installing The Serial Interface

    Installing the Serial Interface Caution! Component side of board ML790/791 Printer Handbook Parallel port...
  • Page 135 Important! have a parallel cable connected to the printer when you’re using the serial inter- face. You can switch to the parallel inter- face without removing the serial board, but only one cable can be attached at a time.

  • Page 136: Pin Assignments For Serial Interface Signals

    Pin Assignments for Serial Interface Signals Signal Symbol Direction ML790/791 Printer Handbook...
  • Page 137 Oki Data Corporation Oki Data (Singapore) Pte Ltd. Oki Systems (Thailand) Ltd. Oki Hong Kong Limited Suite 1909, Tower 3, The IPL Group Comworth Systems Ltd. 10 Constellation Drive 4-11-22 Shibaura, Minato-ku, Tokyo, 108-8551, Japan 78 Shenton Way, #09-01, Singapore 079120 956 Udomvidhya Building, Tel : (662) 636 2535 6th Floor, Rama IV Rd.,...
  • Page 138 Oki Data Corporation 4-11-22, Shibaura, Minato-ku Tokyo 108-8551 Japan Tel: (81) 3 5445 6158 Fax: (81) 3 5445 6189 42114104EE...

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Microline 791

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