Thumbnail of product Microline 421 from brand OKI
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Printer OKI Microline 421

The OKI Microline 421 printer is a quality model designed to meet professional and personal printing needs. Known for its reliability, this model offers a maximum resolution of 240 x 216 DPI, ensuring clear and precise prints.

With a printing speed of up to 570 characters per second, the OKI Microline 421 optimizes productivity while allowing for up to 6 copies to be made simultaneously. Its printing capacity is ideal for environments requiring intensive use, with a maximum duty cycle of 17,000 pages per month.

Designed to be compatible with multiple operating systems, including Windows XP, Vista, and 7, this device easily integrates into your work environment. Its dimensions of 551 x 345 x 152 mm and weight of 9600 g facilitate installation and handling.

In terms of durability, the print head has an impressive lifespan of 400 million characters and the ribbon can print up to 4 million characters. Additionally, its sound pressure level of 56 dB makes it an ideal choice for noise-sensitive offices.

Finally, the OKI Microline 421 is ENERGY STAR certified, ensuring that it meets high standards for energy efficiency and environmental respect.

In summary, the OKI Microline 421 is a robust and high-performing printer designed to deliver quality results while ensuring prolonged and efficient use.

Manual of product Microline 421

7 10

Editorial note

The OKI Microline 421 printer stands out for its robustness and longevity. With a printing speed of 570 characters per second, it meets the needs for frequent printing while offering impressive durability of the print head and ribbon. ENERGY STAR certified, it adheres to high standards of energy efficiency, making it an environmentally friendly choice. Additionally, its compact dimensions and reasonable weight facilitate its integration into various workspaces. However, the lack of color printing limits its use for documents requiring an attractive visual presentation. Furthermore, its maximum resolution of 240 x 216 DPI may not be sufficient for high-quality prints, especially for detailed graphics. The weight of 9600 g may also complicate the movement of the printer. Finally, the limited compatibility with older operating systems could pose issues for modern users, and the noise level, while relatively quiet, might be perceived as disturbing in very quiet environments. In summary, the OKI Microline 421 is a reliable and economical printer, ideal for simple printing tasks in offices with moderate printing volume. However, users looking for advanced features or color printing may find this printer less suited to their needs.

Score details

User experience

The user experience is generally positive, with easy integration into different work environments thanks to compatibility with multiple operating systems. However, the lack of color printing may limit its use for some users.

Performance

The printing speed of 570 characters per second is adequate for common tasks, but may be perceived as slow compared to other modern models, especially in high-demand professional settings.

Design

The compact dimensions and reasonable weight of 9600 g allow for easy integration into various workspaces without clutter.

Value for money

The impressive longevity of the print head and ribbon ensures prolonged use, contributing to reduced long-term operating costs.

Robustness

The product is ENERGY STAR certified, which attests to its sustainability and adherence to high energy efficiency standards.

Usability

Although the printer is easy to use, the limitation of compatible operating systems to older versions may pose issues for modern users.

Features

The maximum resolution of 240 x 216 DPI may be insufficient for high-quality prints, thus limiting its use for documents requiring detailed graphics.

Support

The user manual is available, but the lack of additional documentation may make technical support somewhat limited.


Advantages

Print speed of 570 characters/second

Durable print head (400 million characters)

Compatible with multiple versions of Windows

ENERGY STAR certified for energy efficiency

Noise level of 56 dB, quiet operation

Compact dimensions, easy to integrate

Reasonable weight of 9600 g

Disadvantages

No color printing

Limited maximum resolution

Heavy weight, difficult to move

Compatibility with older operating systems

Slow printing speed

Potentially disturbing noise level

Technical Specifications Microline 421

General Information

Print speed

  • Color
    No
  • Maximum resolution
    240 x 216 DPI
  • Maximum printing speed
    570 characters per second
  • Maximum number of copies
    6 copies

Other features

  • Thickness of the support
    0.43 mm
  • Compatible operating systems
    Windows Vista 32/64, XP, 2000, 98/95, 3.x & NT 4.0; MS-DOS
  • Dimensions (LxWxH)
    551 x 345 x 152 mm
  • Power requirements
    230 VAC +15%, -14%

Autonomy

  • Lifespan of the print head
    400 million characters
  • Lifespan of the ribbon
    4 million characters
  • Mean time between failures
    20000 h
  • Service cycle (Maximum)
    17000 pages per month

Features

  • Sound pressure level (impression)
    56 dB

Weight and dimensions

  • Weight
    9600 g

Technical details

  • Sustainability certificates
    ENERGY STAR

Frequently Asked Questions

What is the weight of the OKI Microline 421 printer?
The OKI Microline 421 printer weighs 9600 g.
What is the recommended method for removing paper jammed in the printer?
It is advised to carefully remove the paper. Turn off the printer and check that the print head is not stuck in the paper and that no pieces of paper remain inside the device.
Why does my printer not recognize original cartridges?
Non-authentic cartridges may not be detected by the printer, which can result in a message indicating that the cartridge is empty. Refer to the manual of the purchased cartridge for solutions, and if the problem persists, contact the seller.
What are the possible reasons for poor print quality?
Poor print quality can have several causes. Ensure that the cartridges or toners are full. Inkjet printers may require cleaning due to dry cartridges or a damaged print head. For laser printers, calibration is often recommended.
What is the difference between a laser printer and an inkjet printer?
A laser printer uses toner while an inkjet printer uses ink.
Why does my inkjet printer leave black streaks on prints?
Generally, this is due to a defective inkjet printer cartridge that needs to be replaced.
What does the acronym DPI mean?
DPI stands for Dots Per Inch and refers to the number of ink droplets deposited on the paper per inch during printing.
Is the manual for the OKI Microline 421 available in French?
Unfortunately, the manual for the OKI Microline 421 is not available in French, but it can be accessed in English.

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Presentation of product Microline 421 specifications from brand OKI

General Information

The OKI Microline 421 printer, manufactured by the renowned brand OKI, stands out for its quality and innovation in the field of office equipment. This model, designated by the reference Microline 421 | 62418802, is designed to deliver optimal performance while enhancing the user experience. The EAN code, 0051851450308, allows for unique identification of the product within distribution systems.

Print Speed

This printer is monochrome, which may limit its use for documents requiring a colorful presentation. With a maximum resolution of 240 x 216 DPI, the OKI Microline 421 ensures clear prints, suitable for professional needs. Its impressive print speed of 570 characters per second optimizes productivity, while the printing capacity of 6 copies at a time meets common printing requirements.

Other Features

The compatibility of the OKI Microline 421 extends to older operating systems such as Windows XP, Vista, and 7, ensuring smooth integration into various work environments. Its compact dimensions of 551 x 345 x 152 mm allow for easy integration into tight spaces, and its weight of 9600 g promotes practical handling. The printer requires a power supply of 230 VAC +15%, -14%, ensuring stable operation.

Longevity

The longevity of the print head reaching 400 million characters and the lifespan of the ribbon of 4 million characters ensure prolonged use, thus reducing operating costs. With an average time between failures of 20000 hours, the OKI Microline 421 is designed for continuous use without interruptions. Its maximum service cycle of 17000 pages per month makes it a suitable choice for intensive applications.

Sound Characteristics

During printing, the noise level of the OKI Microline 421 is measured at 56 dB, allowing for relatively quiet operation, which is particularly beneficial in noise-sensitive workspaces.

Technical Details

This printer is also certified ENERGY STAR, which attests to its compliance with high standards of energy efficiency and environmental sustainability, thus contributing to reducing its environmental impact.