Oki 520 manual Width Model 521 only. Choose 8 for letter-size paper

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Form Tear-Off.Choose 500ms, 1 sec, or 2 sec to turn this feature on and select a time interval for the printer to wait before advancing the paper.

Gap Control. Determines how the printhead gap is set. Auto Gap automatically determines paper thickness on first page: for single sheets, it also rechecks each page while printing. Semi Auto Gap is similar; but it does not recheck single sheets while printing. You can also choose a fixed headgap setting of 1 (narrowest) to 9 (widest).

Graphics. Change to bi-directional graphics for faster printing: optimize by the Print Registration setting in the Menu.

I-Prime.Sets what the printer does when it receives the I- Prime signal from software. Buffer Print (factory default): prints out buffer contents before resetting. Buffer Clear: dumps buffer contents immediately. Invalid: ignores I- Prime signal.

Language Set. Replaces certain symbols with special characters used in the respective foreign language.

Line Spacing. Change from 6 to 8 lpi (lines per inch) to get more lines per page.

Operator Panel Function. Change to Limited Operation to deactivate PRINT QUALITY and CHARACTER PITCH buttons when several people are using the printer and you don’t want these settings changed from the control panel.

This feature also prevents normal access to the "Menu. To access the Menu, turn the printer off, then

hold down the SEL key while turning the printer on. Page Length. Selects the length of the paper you’re using.

Page Width (Model 521 only). Choose 8” for letter-size paper.

Paper Out Override. Senses when less than one inch of paper remains and stops printing. Choose Yes to override the detector. Caution!! This can cause loss of data and damage the printhead.

Pin 18. Sets the signal on pin 18 to +5V (factory default) or Open.

Pitch. Choose character width measured in characters per inch (cpi).

Print DEL Code (MICROLINE Standard). Change to Yes if you wish to print the DEL code (decimal 127) as a solid box.

Print Mode. Choose NLQ Courier or NLQ Gothic font for letter quality printing, utility (factory default) for faster draft printing, or HSD for fastest printing (lowest quality).

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Contents Microline 520/521 Users Guide Okidata Year 2000 ComplianceImportant Safety Instructions Page Iii ContentsCommands Leave the ribbon shield on the cartridge Conventions Used in This GuideUnpack Getting StartedRemove The Protective Film English-1Section Remove The Shipping RetainersGetting Started E-3 Install/Replace the Ribbon CartridgeÕ Õ Getting Started E-5 Connect to Power and ComputerLoad Paper Power UpGetting Started E-7 Loading Rear-Feed PaperSection Getting Started E-9 Loading Single-Sheet Paper Getting Started E-11 Set the Top of Form Resetting Top of Form to DefaultTemporarily Changing the Print Start Position Selecting an Emulation Run the Self TestsChanging Emulations Getting Started E-13Selecting a Printer Driver Printer DriversOkidata Drivers Replacing the Ribbon Cartridge Maintaining Your PrinterClearing Paper Jams Clearing Rear Feed JamsClearing Single Sheet Feed Jams Maintaining Your Printer E-17 Cleaning the HousingPage English-19 Using Your PrinterControl Panel Buttons Print Mode Using Your Printer E-21 Control Panel Buttons Menu ModeSelecting Print Quality Print ModeSelecting Character Pitch Using Your Printer E-23Available Fonts Entering The Menu Mode Menu ModeExiting The Menu Mode Resetting The MenuUsing Your Printer E-25 Sample Default Menu PrintoutGroup Settings Summary of Menu Settings13.6 Using Your Printer E-2717.1 CPI, 15 CPI Explanation of Menu Items Using Your Printer E-29Width Model 521 only. Choose 8 for letter-size paper Using Your Printer E-31 Tear Feature Using the Printers FeaturesForms Tear-off Feature Using Your Printer E-33 Paper Park FeatureSwitching Paper Paths Page English-35 Problem SolvingSection Problem Solving E-37 Problem Static electricity causes the paper to stick English-39 SpecificationsPaper Width Minimum Environmental Requirements Specifications E-41Page How to Order Parts & AccessoriesReplacement Parts Replacement PartAccessory AccessoriesManuals ManualEpson FX Commands CommandsEnglish-45 DC3 Commands E-47 IBM Proprinter III CommandsESC Q STX Commands E-49 Okidata Microline Standard CommandsESC Y For 120V Models FCC/IC/CE StatementsEnglish-51 52 FCC/IC/CE Statements FCC RFI Statement for 230/240V ModelsEnglish-53 Index10-11 IndexQuiet Index E-55Temperature requirements Emergency First Aid Procedures Material Safety Data Sheet MsdsFor Black Ribbon P/N Hazardous IngredientsPhysical Data Spill Cleanup and DisposalFire and Explosion Hazard Data Health Hazard DataMaterial Safety Data Sheet E-59 Special PrecautionsWith Forms Tear-Off Set to OFF OkiDocWith Forms Tear-Off Set to on Alarm light comes on

520, 521 specifications

The Oki 521 and Oki 520 printers are part of Oki Data's acclaimed series of A4 color printers, designed to deliver outstanding performance and versatility for both home and office environments. These printers stand out for their advanced features, cost-effective operation, and robust build quality, making them suitable for a variety of printing tasks.

One of the main characteristics of the Oki 521 and 520 printers is their high-quality output. They utilize Oki’s LED printing technology, which enables them to produce sharp text and vibrant images with a resolution of up to 1200 x 600 dpi. This technology not only guarantees outstanding print quality but also ensures that the printers operate with remarkable speed, significantly reducing waiting time for users.

The Oki 521 and 520 are equipped with a fast print speed, capable of delivering up to 35 pages per minute in monochrome and 30 pages per minute in color. This efficiency makes them ideal for busy work environments where time is of the essence. Additionally, these printers feature a robust monthly duty cycle, ensuring they can handle the demands of high-volume printing with ease.

Another notable feature is the printers’ versatility in media handling. The Oki 521 and 520 can print on a wide range of media types and sizes, including envelopes, labels, and various paper weights, making them suitable for different printing tasks. The multipurpose tray provides flexibility for users needing to print on various materials without hassle.

In terms of connectivity, the Oki 521 and 520 offer multiple options. They come with standard USB connectivity, and many models also support Ethernet and Wi-Fi, allowing for seamless integration into both wired and wireless networks. This connectivity makes it easy for multiple users to share the printer, enhancing productivity in team settings.

Additionally, both models support mobile printing technologies such as Google Cloud Print and Apple AirPrint, enabling users to print directly from their smartphones and tablets, which adds to their convenience and versatility.

The Oki 521 and 520 also focus on eco-friendliness, incorporating energy-saving features such as low power consumption during operation and standby modes. This commitment to sustainability makes them an attractive choice for environmentally conscious users.

In summary, the Oki 521 and 520 printers combine superior printing quality, efficient operation, and excellent connectivity options, making them suitable for a wide range of printing needs in both home and office settings. Their advanced technologies, robust features, and commitment to sustainability distinguish them in the competitive landscape of color printers.
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