Oki Microline 391 Turbo User's Guide

Oki Microline 391 Turbo Printer manual cover

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Oki Microline 391 Turbo Printer Specification

The Oki Microline 391 Turbo Printer is a robust dot matrix printer designed for high-volume, reliable performance in demanding environments. It features a 24-pin printhead that delivers sharp, precise text and graphics, making it suitable for a variety of business applications, including multipart forms and reports. The printer offers a print speed of up to 390 characters per second, enhancing productivity for fast-paced workflows. It supports a wide range of media types and sizes, accommodating continuous forms and cut sheet paper with ease. The Oki Microline 391 Turbo is equipped with both parallel and serial interfaces, ensuring compatibility with a variety of computer systems and enhancing connectivity options. It has a built-in tractor feed system for consistent and smooth paper handling, reducing jams and minimizing downtime. The printer's rugged build ensures durability and longevity, making it an ideal choice for environments such as warehouses, distribution centers, and retail settings. It includes a user-friendly control panel that simplifies operation and configuration, allowing quick adjustments to meet specific printing needs. The Oki Microline 391 Turbo Printer also supports multiple character sets and barcode printing, adding versatility in document production. Its energy-efficient design and long-lasting ribbon cartridge contribute to low total cost of ownership, making it a cost-effective solution for businesses that require consistent, high-quality output. With its reliable performance and comprehensive feature set, the Oki Microline 391 Turbo stands as a dependable choice for businesses seeking a sturdy and efficient printing solution.

Oki Microline 391 Turbo Printer F.A.Q.

How do I load continuous paper into the Oki Microline 391 Turbo Printer?

To load continuous paper, open the top cover, move the paper lever to the 'tractor' position, and adjust the tractors to fit the paper width. Insert the paper into the tractors, align the holes, and close the top cover.

What should I do if the Oki Microline 391 Turbo Printer is not printing?

First, check the power and interface cables to ensure they are securely connected. Verify that the printer is online and not paused. Ensure there is paper in the feed, and check for any error lights or messages.

How can I clean the print head of the Oki Microline 391 Turbo Printer?

Turn off the printer and unplug it. Open the printer cover and carefully wipe the print head with a soft, lint-free cloth dampened with isopropyl alcohol. Avoid touching the print head directly with your fingers.

What is the procedure for replacing the ribbon cartridge in the Oki Microline 391 Turbo Printer?

Ensure the printer is off. Open the top cover, remove the old ribbon cartridge by lifting it out, and insert the new ribbon cartridge by aligning it with the guides. Turn the tension knob to take up any slack.

How do I resolve paper jams in the Oki Microline 391 Turbo Printer?

Turn off the printer. Open the top cover and carefully remove any jammed paper. Ensure the paper path is clear and check that paper is loaded correctly. Close the cover and turn the printer back on.

How can I adjust the print quality on the Oki Microline 391 Turbo Printer?

To adjust print quality, modify the print density settings via the printer's front panel or through the printer driver settings on your computer. Increase the density for darker prints and decrease for lighter prints.

What should I do if the printer is printing incorrect characters?

Check the interface cable connection and ensure the correct printer driver is installed. Verify that the communication settings on the printer match those on the computer. Perform a self-test to rule out hardware issues.

Can the Oki Microline 391 Turbo Printer print graphics?

Yes, the printer can print graphics, but the quality is limited compared to modern graphic printers. Use appropriate software to send graphic print jobs, and ensure the printer is in graphics mode.

How do I perform a self-test on the Oki Microline 391 Turbo Printer?

To perform a self-test, turn off the printer, hold down the 'LF/FF' button, and turn the printer back on. Release the button when printing starts. This will print a test page to check for proper operation.

What maintenance steps should be regularly performed on the Oki Microline 391 Turbo Printer?

Regularly clean the print head and platen with a soft, lint-free cloth. Check and clean the paper path, and replace the ribbon cartridge as needed. Ensure the printer is in a dust-free environment to prevent buildup.