OKI ML 591N - Dot Matrix Printer

ML 591N - Dot Matrix Printer OKI - Free user manual and instructions

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Product type Impact dot matrix printer, 24 pins
Dimensions (W x D x H) 585 x 380 x 166 mm
Weight 9 kg
Power supply 120 V AC (+5.5%, -15%), 50/60 Hz (230/240 V version available)
Print speed Up to 450 cps (draft 15 cpi) / 300 cps (LQ 10 cpi)
Graphics resolution Up to 360 x 360 dpi
Interfaces Centronics parallel (standard), RS-232C serial (optional)
Emulations Epson LQ, IBM ProPrinter, IBM AGM
Buffer memory 64 KB
Maximum paper width 16 inches (406 mm) for ML 591 model
Supported paper types Single sheets, continuous paper (rear/bottom), envelopes, labels, transparencies
Copy capacity Original + 4 copies (carbonless or interleaf paper)
Paper functions Automatic cut, parking, adjustable margins, top/rear/bottom feed
Print head life 200 million characters (draft mode 10 cpi)
Black ribbon life 4 million characters
Optional accessories Sheet feeder, pull tractor (push/pull), serial interface, color ribbon kit
Maintenance Cleaning every 6 months or 300 hours of operation
Operating temperature 5 to 40 °C

Frequently Asked Questions - ML 591N OKI

How to load single sheets?
Set the drive lever to TOP, raise the paper separator, adjust the guides, then insert a sheet. The printer feeds it automatically.
How to clear a paper jam in the rear feed?
Turn the printer off, open the separator, turn the platen knob to remove the paper. Reload the paper on the tractors and press FF/LOAD.
How to change the ribbon cartridge?
Turn the printer off, slide the print head to the center. Hold the cartridge by the flat end, align the grooves with the pins, lower until it snaps into place, then turn the knob to tighten the ribbon.
How to adjust the top margin for single sheets?
Deselect the printer (SEL light off), use the SHIFT+LF (decrease) or SHIFT+LF/LOAD (increase) buttons. Press SEL to confirm.
What emulations are available and how to change them?
The emulations are: Epson LQ, IBM ProPrinter, and IBM AGM. To change, hold SHIFT + press SEL to enter Menu mode, use the TEAR button to select the emulation, then exit with SHIFT+SEL.
How to run a self-test?
Load paper, turn the printer off, hold down the LF button while turning it back on. Release the button to print the font test.
What to do if the printer does not print while the computer sends data?
Check that the SEL light is on; if not, press SEL to select the printer. Also check that the interface cable is properly connected.
How to adjust print contrast?
Access Menu mode (SHIFT+SEL), go to the Set-Up group, modify the Printhead Gap Adjust item: -1 for more contrast, +1 for less contrast.
How to clean the printer?
Turn off, remove paper. Open the access cover, remove the platen protector block. Use a dry cloth to remove dust around the carriage and platen. Replace the block and close the cover.
What accessories are available for this printer?
Accessories include: single sheet feeder, pull tractor (push/pull) for bottom feed, roll paper stand, serial interface, and color ribbon kit.

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Download the instructions for your Dot Matrix Printer in PDF format for free! Find your manual ML 591N - OKI and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. ML 591N by OKI.

USER MANUAL ML 591N OKI

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Product information

Brand : OKI

Model : ML 591N

Category : Dot Matrix Printer