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Oki B4250 - User Manual

Oki B4250
88 pages
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B4250/B4350
user's guide

Table of Contents

Other manuals for Oki B4250

Questions and Answers

  • B
    Brandon MorenoSep 22, 2025
    Why does my Oki Printer have odours?
    • K
      Kim SheltonSep 22, 2025
      If your Oki Printer is emitting odours, it is because gases are being released by forms or adhesives as they pass through the hot fusing unit. Ensure that the forms you use can withstand heating, and provide adequate ventilation to dissipate the odours.
  • R
    richardbishopAug 23, 2025
    How to fix FEED JAM or EXIT JAM on Oki B4250 Printer?
    • L
      Leonard AndersonAug 23, 2025
      To resolve a FEED JAM or EXIT JAM on your Oki Printer, first remove the tray and clear any misfed sheets. Then, open the top cover and carefully lift out the image drum along with the toner cartridge. Remove any jammed sheets from the paper path. Re-install the image drum with the toner cartridge, and close the top cover securely. The printer will warm up and begin printing when ready. If the edge of the jammed paper protrudes, remove the jammed paper from the exit when the exit roller begins rotating after a few seconds after switching on.
  • A
    Alyssa ZavalaAug 25, 2025
    Why is the print faded on my Oki Printer?
    • J
      Johnny WaltersAug 25, 2025
      If your Oki Printer is printing faded, it could be due to a few reasons. First, ensure the toner cartridge is correctly installed. If it is, the toner might be low. In that case, replace the toner cartridge.
  • Y
    ynavarroAug 27, 2025
    What to do if Oki B4250 is printing blank sheets?
    • C
      Casey LoweAug 27, 2025
      If your Oki Printer is printing blank sheets, it might be due to the image drum cartridge not being properly installed. Try reinstalling the image drum cartridge. Another possible cause is an empty or missing toner cartridge, so install a new toner cartridge if needed.
  • C
    Curtis RojasAug 27, 2025
    Why does my Oki Printer print entire page faintly?
    • P
      psilvaAug 27, 2025
      If the entire page prints faintly on your Oki Printer, it's likely due to an empty toner cartridge. As the toner is used up, pages will appear fainter. Install a new toner cartridge to resolve this. Alternatively, the LED array might be dirty; in this case, clean the LED array.
  • J
    Jordan BlackburnSep 18, 2025
    Why does my Oki Printer print a graphic image on multiple pages?
    • G
      Gary EricksonSep 18, 2025
      If a graphic image prints partly on one page and partly on the next with your Oki Printer, it indicates that there is insufficient printer memory for this image at the current resolution. Try changing the resolution, reducing the image size, or installing more memory in your printer.
  • D
    Daniel BondSep 15, 2025
    Why does the top margin increase with each page on my Oki B4250?
    • B
      Bryan ParrishSep 15, 2025
      If the size of the top margin increases with each page printed from your Oki Printer, it is due to creeping text. This occurs when the number of lines per page in your software does not match the number of lines per page set on the printer. Adjust your software accordingly, or set the LINES Per PAGE in the soft control panel to match the lines per page in your software.
  • M
    Melissa BenderSep 16, 2025
    Why does my Oki Printer need to warm up before printing?
    • M
      mosesjessicaSep 17, 2025
      If your Oki printer is on but must warm up before a job is printed, Power Save mode is likely enabled to conserve energy. The fuser needs to heat up before printing the next job. To eliminate this warm-up delay, change the Power Save setting.
  • R
    Ryan SloanSep 6, 2025
    What to do if Oki B4250 Printer is ready but not printing?
    • B
      byrdconnorSep 6, 2025
      If you try to print and nothing happens, but your Oki Printer indicates it is ready to receive data, there may be a configuration error. Check the cable connection to ensure it is secure. If more than one printer is available, verify that your printer has been selected as the active printer.
  • A
    Alicia KaufmanSep 3, 2025
    Why is the printing garbled on my Oki B4250 Printer?
    • A
      anthony24Sep 4, 2025
      If the printing from your Oki Printer is garbled, it indicates that the incorrect driver is installed. Install an appropriate driver to resolve this issue.

Summary

Notes, Cautions, and Warnings

Understanding Manual Notations

Explains the purpose of notes for additional information, cautions for equipment damage, and warnings for personal injury.

Printer Components Identification

Operator Panels and Controls

B4250;B4250 n Panel Overview

Describes the operator panel, LEDs, and control button functions for the B4250/B4250n models.

B4350 Panel Elements and Buttons

Details the LCD display, buttons, and indicators of the menu-driven operator panel for B4350 models.

Printer Status Monitor Software

Paper Handling and Recommendations

Printer Connectivity Interfaces

Printer Driver Installation and Operation

Consumables and Printer Maintenance

Toner Cartridge Replacement

Provides instructions and safety precautions for replacing the toner cartridge and cleaning the LED array.

Image Drum Replacement and Reset

Explains image drum life, replacement procedure, and how to reset the drum counter.

Generating Cleaning Pages

Guides on printing cleaning pages to resolve print quality issues using Status Monitor or control buttons.

Troubleshooting Printer Issues

Understanding Status and Error Messages

Explains how printer status and error messages are displayed and interpreted for different models.

Clearing Paper Jams

Details procedures for clearing input, feed, and exit paper jams, including safety warnings.

Resolving Print Quality Problems

Lists common print quality issues, their causes, and solutions in a symptom-problem-solution format.

Addressing Software and Hardware Issues

Covers troubleshooting for software problems like driver errors and hardware issues like memory or configuration errors.

Installing Optional Printer Features

Oki B4250 Specifications

General IconGeneral
Print Resolution1200 x 1200 dpi
Monthly Duty Cycle50, 000 pages
Paper Capacity250 sheets
Duplex PrintingYes
ConnectivityUSB 2.0, Ethernet
Maximum Paper SizeLegal
Weight26.5 lbs (12 kg)

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