Oki 490 manual Emulations co-resident, Print Speed, Characters per Line cpl, Graphics Resolution

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Emulations (co-resident)

•Epson LQ

•IBM Proprinter X24e / XL24e

•IBM X24e AGM / XL24e AGM

Print Speed

Mode	Pitch	Speed
High Speed Draft (HSD)	10 cpi*	420 cps†

Utility	10 cpi	315 cps
	12 cpi	378 cps
	15 cpi	472 cps
	17.1 cpi	269 cps
	20 cpi	315 cps

Letter Quality (LQ)	10 cpi	105 cps
	12 cpi	126 cps
	15 cpi	157 cps
	17.1 cpi	180 cps
	20 cpi	210 cps

* Characters per inch

† Characters per second

Characters per Line (cpl)

Setting	ML490	ML491
10 cpi	80 cpl	136 cpl

12 cpi	96 cpl	163 cpl

15 cpi	120 cpl	204 cpl

17.1 cpi	137 cpl	233 cpl

20 cpi	160 cpl	272 cpl

Graphics Resolution

360 x 360 dpi maximum (24-dot, hex density)

Paper Thickness: Tractor Feed

Rear Feed: 0.014" (0.36 mm) maximum Bottom Feed: 0.017" (0.44 mm) max.

Requires optional push or pull tractor.

76Microline 490/491 User’s Guide

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Contents User’s Guide Mailing Address Safety Microline 490/491 User’s Guide Contents Troubleshooting Introduction Printer FeaturesOki Data on the Internet Helpful Hints Saving Money Forms Tear-OffSaving Time Internet SupportControlling Access to the Printer Operation TipsTop of Form TOF Turning the Platen KnobUsing Your Printer Parts Identification Rear Feed Continuous FormsParts Identification Top Feed Single Sheets Top of Form TOF Top of Form TOF and Forms Tear-OffDetermining if Forms Tear-Off is Off or On Setting Top of Form TOF Forms Tear-Off OFF Default SettingForms Tear-Off Set to on Resetting Top of Form to the Factory Default Temporarily Changing the Top of Form PositionForms Tear-Off Feature Potential Problems with Software PackagesPaper Park Changing the Forms Tear-Off SettingManual Forms Tear Off Changing Paper Paths Continuous Forms toSingle SheetsSingle Sheets toContinuous Forms Printhead Gap Print Quality Typefaces LQ Mode Character Pitch Emulations Printer ResetChanging Emulations Menu Mode Menu Mode KeysResetting the Menu to the Factory Defaults Entering and Exiting Menu ModePrinting the Menu Settings Changing the Menu Settings Menu Settings Table Group Settings Defaults are set in bold italic13.6 500 ms, 1 sec, 2 sec DEFAULT, Mode 1, Mode Invalid, Valid Menu Settings Table Explanations of Menu Items Use this to switch character sets to IBM Set Selects the printer command set emulation you want to engage Sets the signal on pin 18 to +5 volts or open Choose the quality and typeface of printing Change to Double for double width and height printing Maintenance Replacing the Ribbon CartridgePrinthead may be HOT Loading Paper Rear FeedCareful Open the tractor covers Microline 490/491 User’s Guide Maintenance Loading Rear Feed Paper from the Front of the Printer ML490ML491 Microline 490/491 User’s Guide Maintenance Top Feed Single Sheets Maintenance Clearing Paper Jams Rear-Feed Paper JamsRear-Feed, Repeating Paper Jams Microline 490/491 User’s Guide Single-Sheet Paper Jams Cleaning the Housing Troubleshooting General InformationProblems / Solutions SolutionSolutions Ink smears on the paper when I print narrow columns There are dots missing in my printouts Printer needs paper. The Alarm is not on. I can’t load paper Appendix a Parts & Accessories Purchasing Parts & AccessoriesReplacement Parts Part NumberAccessories Option Part NumberEpson LQ Commands Appendix B Printer Control CodesDEL Enabled On DC3 Carriage Return Character Pitch, Select 10 cpi IBM Commands ESC % HESC Q $ Appendix C Specifications Graphics Resolution Emulations co-residentPrint Speed Characters per Line cplBar Codes Resident FontsResident Typefaces Paper Specifications ML490 Paper Specifications ML491 Environmental Requirements Physical SpecificationsElectrical Requirements Location Appendix D InstallationUnpack Microline 490/491 User’s Guide Installation Install the Ribbon Cartridge Computer Connections Power ConnectionParallel LPT Ieee USB Specification 1.1 Compliant Testing the Printer Font Sample TestRolling Ascii Test Hexadecimal Dump Mode Printer DriversUsing a Compatible Driver Loading the OKI DriverIndex IBM Index Tear