Oki MICROLINE 720 Handbook
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Oki MICROLINE 720 Handbook

Oki MICROLINE 720 Handbook

Oki printer user manual
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MICROLINE
720/721
Printer Handbook

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Summary of Contents for Oki MICROLINE 720

  • Page 1 MICROLINE 720/721 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 ML720/721 Printer Handbook...
  • Page 9 Introduction...

  • Page 10: C Hapter 1: Installation

    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. ML720/721 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 Important! printhead on platen ML720/721 Printer Handbook...

  • Page 13: Making Connections

    Note: When the setting is set at 2~5, the printer automatically slows down for better Printhead print quality with thicker multipart forms. Knob Important! specifically for use with MICROLINE 720 series. For best results, use genuine OKI ribbons. Be sure to use only ribbons Installation...
  • Page 14 Pin assignments for the parallel, USB and the serial interfaces are listed in appendix E. Interface port Wire loops USB port ML720/721 Printer Handbook...

  • Page 15: Connection With Power

    Connection with Power Power cord Socket Power light Alarm light Installation...

  • Page 16: C Hapter 2: Loading Paper

    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

    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

    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. 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

    Switching Paper Paths...

  • Page 32: C Hapter 3: Operation

    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 Test or Rolling ASCII test . SEL + Activates Menu Mode. SHIFT SHIFT With printer deselected: used with other keys to set and store Top of Form. Advances paper Up one line. Press and hold to ad- vance by repetitive line feeds.
  • 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

    Menu Mode...

  • Page 40: Sample Menu

    Sample Menu...

  • Page 41: Summary Of Menu Settings

    Summary of Menu Settings The table below details the entries in the printer Menu as it comes from the factory. The defaults are in bold face italic type. Other entries will appear in the Menu depending on what options you have installed and what emulation is engaged.
  • Page 42 Time Out Print Auto Select Centering Position CSF Type * ESC SI Pitch * Power Saving Power Save Time ML720/721 Printer Handbook Item 6 LPI, 8 LPI Off, 500 ms, 1 sec, 2 sec No, Yes 13.6", 8" 11", 11 5.5", 6", 7", 8", 8.5"...
  • Page 43 Group Parallel I/F I-Prime Pin 18 Auto Feed XT * Bi-Direction Item Buffer Print, Buffer Clear, Invalid +5V, Open Invalid, Valid Enable, Disable Setting EPSON mode Only Operation...
  • 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

    Performing Basic Tasks Selecting Print Quality Print quality button...
  • Page 47 Selecting Character Pitch Character Pitch button...
  • Page 48 Typeface Spacing 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: C Hapter 4: Working With Software

    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. ML720/721 Printer Handbook...

  • Page 57: Printer Drivers

    Emulations Printer Drivers Compatible Printer Drivers (DOS) nearly Working with Software...

  • Page 58: Windows Printer Drivers

    IBM Proprinter Emulation Epson FX Emulation OKI ML Emulation Windows Printer Drivers ML720/721 Printer Handbook...
  • Page 59 Working with Software...

  • Page 60: Maintenance And Service

    5: Problem Solving, Maintenance, & Service Problem Solving ML720/721 Printer Handbook...
  • Page 61 Ploblem Solving, Maintenance, & Service...
  • Page 62 Caution! ML720/721 Printer Handbook...

  • Page 63: Maintenance

    Maintenance Replacing the Ribbon Cartridge Caution! Ploblem Solving, Maintenance, & Service...
  • Page 64 Swing front end up to remove Plastic shield facing platen ML720/721 Printer Handbook Center printhead...
  • Page 65 Knob Ploblem Solving, Maintenance, & Service...
  • Page 66 Clearing Paper Jams Caution! Rear Feed Jams ML720/721 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 ML720/721 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

    ML720/721 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 720/721 should be impermissible due to the exclusive- ness for other models. ML720/721 Printer Handbook...

  • Page 73: Replacement Parts

    Replacement Parts Replacement Part Access Cover, ML 720 Access Cover, ML 721 AC Cord Poll-up Roller Assembly, ML 720 Poll-up Roller Assembly, ML 721 Platen Knob Printhead Ribbon, Black Ploblem Solving, Maintenance, & Service...

  • Page 74: Appendix Aspecifications

    204 cpl 137 cpl 233 cpl 160 cpl 272 cpl Epson FX, IBM Proprinter, OKI Microline co-resident Standard: Centronics parallel, USB Optional: RS-232C serial Single Density: 60 x 216 dpi Double Density: 120 x 216 dpi Quadruple Density: 240 x 216 dpi...

  • Page 75: Appendix A: Specifications

    Resident Font Near Letter Quality Utility High Speed Draft Super Speed Draft Bar Code: Receive Buffer Size Reliability Mean Time Between Failures (MTBR) Mean Time to Repair (MTTR) 15 minutes Printhead life Ribbon Life (on average, 10 cpi utility) Courier, Gothic Gothic Gothic Gothic...
  • Page 76 Interleaf, multipart continu- ous form (orig. + 4 copies) Labels Envelopes, single feed Envelopes, continuous feed, non-overlap type Card stock Transparencies ML720/721 Printer Handbook 3” ML 720: 10” ML 721: 16” 12 to 24 lb. 0.014”(0.36 mm) 0.017”(0.44 mm) Feed...
  • Page 77 Appendix A: Specifications...

  • Page 78: A Ppendix B: Menu Selections

    Explanations for each item follow the table. The table below summarizes all possible menu settings available with your printer. Which of these you will actually see when you are working in the Menu depends on the active emulation and on the options installed.

  • Page 79: Appendix B: Menu Selections

    Group Bottom Feed Line Spacing Form Tear-Off Skip Over Perforation Page Width * Page Length Top Feed Line Spacing Form Tear-Off * Bottom Margin Page Width * Page Length Wait Time Page Length Control Set-Up Graphics 7 or 8 Bit Graphics * Receive Buffer Size Paper Out Override Print Registration...
  • Page 80 Appears only when Epson FX emulation is selected. Appears only when optional Cut Sheet Feeder Accessory is installed. Appears only when optional Serial Interface is installed. Applicable only when the Roll Paper Stand is installed. ML720/721 Printer Handbook Item Buffer Print, Buffer Clear, Invalid +5V, Open...

  • Page 81: Explanation Of Menu Items

    Explanation of Menu Items...
  • Page 84 Important!

  • Page 88: Ibm Proprinter Printer Commands

    C: Printer Commands This appendix contains a listing of the printer commands for the IBM proprinter, Epson FX, and OKI MICROLINE emulations, grouped by function. IBM Proprinter Printer Commands IBM Function Bar Code Commands Select Bar Code Type and Size...

  • Page 89: Appendix C: Priner Commands

    IBM Function Character Size/Spacing (cont.) Start Double Width Printing Line by Line End Double Width Printing Line by Line Double Width Printing Double Width Printing Double Width and/or Height Printing On Proportional Spacing On Proportional Spacing Off Set Intercharacter Spacing * Character Style HSD Print Mode On Select Font...
  • Page 90 Perform " Line Feed Auto Line Feed On Auto Line Feed Off Reverse Line Feed Set Line Spacing to Set Line Spacing to ML720/721 Printer Handbook ASCII Code ESC K L [data] 27 75 L ESC L L [data] 27 76 L...
  • Page 91 Print Suppress Mode Off (either Model) Set Initial Conditions Incremental print mode On, Off Software I-Prime * Stop Printing * OKI-Unique command ASCII Code " ESC 3 n 27 51 n " * ESC % 9 n 27 35 57 n "...

  • Page 92: Epson Fx Printer Commands

    Epson FX Printer Commands Epson Function Bar Code Commands Select Bar Code Type and Size * Print Bar Code Data * Print Postnet Bar Code Data * Print Bar Code Character Sets Select International Character Set Select Epson Character Permit Printing of Upper...
  • Page 93 Epson Function Character Size/Spacing (cont.) Double Height Printing On Proportional Spacing On Proportional Spacing Off Set Intercharacter Spacing Character Style Select HSD Print Mode * Select Utility or NLQ Print Mode Select Draft Font Select font by Pitch and Point Select NLQ Type Composite Command Italics On...
  • Page 94 Reverse Line Feed Set Line Spacing to Set Line Spacing to Set Line Spacing to Set Line Spacing to Set Line Spacing to ML720/721 Printer Handbook ASCII Code ESC * m L [data] 27 42 m L ESC ? m n...
  • Page 95 Cancel Most Significant Bit Control Software I-Prime * Justification Left Justification Center Justification Right Justification Within Line Justification * OKI-Unique Command ASCII Code " ESC 3 n 27 51 n ESC B n 27 66 n ESC DLE H Pno A1 A2...

  • Page 96: Oki Microline (Ml) Printer Commands

    OKI Microline (ML) Printer Commands Microline Function Bar Code Commands Select Bar Code Type and Size Print Bar Code Data Print Postnet Bar Code Data Character Sets Select Standard Character Select Line Character Set (comparable to IBM Set 2) Block character set...
  • Page 97 Microline Function Character Style HSD Print Mode On Select Utility Print Mode Select NLQ Courier Font Select NLQ Gothic Font Select Font by Pitch and Point Italics On Italics Off Emphasized Printing On Enhanced Printing On Emphasized and Enhanced Printing Off Underline On Underline Off Custom Characters...
  • Page 98 Number of Lines Line Feed (with Carriage Return) Line Feed (without Carriage Return) Carriage Return/Line Feed Selection Command ML720/721 Printer Handbook ASCII Code ESC * n 27 42 n ESC % C n 27 37 67 n ESC % R n...
  • Page 99 Vertical Tab Execute VFU Vertical Tab Set Vertical Tab Channels Line feed compound command Miscellaneous Cancel Initialize Printer Half-Speed Printing On Half-Speed Printing Off Change Emulation Paper-Out Sensor On Paper-Out Sensor Off Print Suppress Mode On Print Suppress Mode Off...
  • Page 100 D: ASCII Character Codes Lower ASCII Character Sets Lower ASCII Character Sets (1/4) ML720/721 Printer Handbook...

  • Page 101: Appendix D: Ascii Character Codes

    Lower ASCII Character Sets (2/4) Appendix D: ASCII Character Codes...
  • Page 102 Lower ASCII Character Sets (3/4) ML720/721 Printer Handbook...
  • Page 103 Lower ASCII Character Sets (4/4) Appendix D: ASCII Character Codes...

  • Page 104: Upper Ascii Character Sets

    Upper ASCII Character Sets Upper ASCII Character Sets (1/4) ML720/721 Printer Handbook...
  • Page 105 Upper ASCII Character Sets (2/4) Appendix D: ASCII Character Codes...
  • Page 106 Upper ASCII Character Sets (3/4) ML720/721 Printer Handbook...
  • Page 107 Upper ASCII Character Sets (4/4) Appendix D: ASCII Character Codes...

  • Page 108: Epson International Character Substitutions

    Epson International Character Substitutions ML720/721 Printer Handbook...

  • Page 109: Ibm International Character Substitutions

    IBM International Character Substitutions Appendix D: ASCII Character Codes...

  • Page 110: Microline International Character Substitutions

    MICROLINE International Character Substitutions ML720/721 Printer Handbook...

  • Page 111: Code Page Character Sets

    Code Page Character Sets Code Page Character Sets (1/3) Appendix D: ASCII Character Codes...
  • Page 112 Code Page Character Sets (2/3) ML720/721 Printer Handbook...
  • Page 113 Code Page Character Sets (3/3) Appendix D: ASCII Character Codes...
  • Page 114 E: Interfacing Pin Assignments for Parallel Interface Signals Signal Return Pin Direction ML720/721 Printer Handbook...

  • Page 115: Universal Serial Bus (Usb)

    Universal Serial Bus (USB) Appendix E: Interfacing...

  • Page 116: Installing The Serial Interface

    Installing the Serial Interface Caution! Component side of board ML720/721 Printer Handbook Parallel port...
  • Page 117 Board Lock piece Important! only one cable can be attached at a time Appendix E: Interfacing...

  • Page 118: Pin Assignments For Serial Interface Signals

    Pin Assignments for Serial Interface Signals Signal Symbol Direction ML720/721 Printer Handbook...
  • Page 119 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 120 Oki Data Corporation 4-11-22, Shibaura, Minato-ku Tokyo 108-8551 Japan Tel: (81) 3 5445 6158 Fax: (81) 3 5445 6189 42113904EE...

This manual is also suitable for:

Microline 721

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