Random black spots or toner specks

•The media you are using does not meet HP paper specifications.

•You are printing on the wrong side of the media.

•The paper path is dirty.

•The transfer roller is dirty.

•The toner cartridge is damaged or defective.

•Print the cleaning page.

Repetitive defects

•The media does not meet HP paper specifications.

•The toner cartridge is defective or damaged.

•The printer driver is not set for the correct media.

•The internal parts have toner on them.

•A component inside the printer is damaged.

–Use the repetitive defect ruler to determine the defective component.

•The gears are worn, causing slippage or jumping.

•The fuser mode is set too high.*

•The fuser is damaged or defective.

*This feature does not apply to all products.

Scanned images have black dots or streaks in top and bottom margins

1200, 3100, 3150, and 3200 series only

•There is ink, glue, white-out, or some other substance on the contact image sensor.

–Recalibrate the document scanner.

•There is a problem in the contact image sensor.

–Replace the contact image sensor.

256 Chapter 9 – Image quality

EN

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HP LJ 1100SE, LJ 4000TN, LJ 2100M, LJ 2100TN, LJ 1100AXI, LJ 1100ASE Random black spots or toner specks, Repetitive defects
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LJ 2100, LJ 1100SE, LJ 1100A, LJ 4000TN, LJ 1100AXI specifications

The HP LaserJet series has long been recognized for its reliability and performance in the world of personal and office printing. Among its noteworthy models are the HP LaserJet 4000, LaserJet 2100TN, LaserJet 2100M, LaserJet 1100ASE, and LaserJet 1100AXI. Each model brings its own unique features, technologies, and characteristics that cater to various printing needs.

The HP LaserJet 4000 is a robust workhorse designed for medium to large office environments. It features a print speed of up to 20 pages per minute and a maximum print resolution of 1200 x 1200 dpi, ensuring crisp and clear text and graphics. Equipped with a 90 MHz processor and 8 MB of RAM, the 4000 can handle complex documents with ease. It supports HP’s built-in networking capabilities, allowing multiple users to share the printer effortlessly. Additionally, its versatility extends to various media sizes and types, making it suitable for diverse printing tasks.

The LaserJet 2100TN is another commendable model that offers both performance and value. With a print speed of 20 pages per minute and a resolution of 600 x 600 dpi, it’s an ideal choice for small to medium-size businesses. Its advanced HP Smart Printing technology increases its efficiency by optimizing print quality and minimizing paper wastage. The model comes with a 250-sheet tray and supports optional paper feeders, enhancing productivity for high-volume printing tasks.

The HP LaserJet 2100M features an intuitive design that emphasizes user-friendliness. It boasts the same print speed and resolution as the 2100TN but includes an additional 32 MB of RAM, allowing for enhanced processing power. The model supports direct printing from various devices, making it a versatile option for busy office environments.

The LaserJet 1100ASE and 1100AXI models are suited for smaller teams or home offices. Both models deliver reliable performance with print speeds of up to 10 pages per minute. The 1100ASE comes equipped with a parallel port for easy connectivity, while the 1100AXI includes USB support for modern devices. With a compact design, these printers fit perfectly in space-constrained environments without sacrificing print quality, with a maximum print resolution of 600 x 600 dpi.

Overall, the HP LaserJet 4000, 2100TN, 2100M, 1100ASE, and 1100AXI cater to a range of printing needs, offering diverse features and technologies. They are recognized for their durability, efficiency, and exceptional print quality, making them a standout choice for any printing requirement. Whether for high-volume office tasks or everyday documents, these models exemplify HP's commitment to excellence in laser printing.
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