How to Refill Samsung MLT-D1052 & Xerox 108R00908 Toner Cartridges

The Samsung MLT-D1052 and its Xerox twin, the 108R00908, are high-capacity monochrome cartridges found in reliable office workhorses like the Samsung SCX-4623 and Xerox Phaser 3140. These cartridges are famous for their solid build, making them perfect candidates for multiple refills.

In this guide, we will demonstrate the complete disassembly, cleaning, and refilling process. As always, while refilling saves money, using a high-quality replacement cartridge ensures the best protection for your printer’s fuser and rollers.

Disassembly and Refill Steps

  1. Opening the Side Covers: First, remove the screws holding the side panels. In our video, we show the correct way to pry them open at [01:24] without damaging the internal gears.
  2. Waste Toner Cleaning: Subsequently, separate the waste bin from the main hopper. It is critical to empty all old waste toner to avoid vertical lines or “background” shading on your prints.
  3. Refilling the Main Hopper: Open the refill cap and pour in specialized Samsung/Xerox monochrome toner powder. Consequently, ensure the developer roller is clean and free of debris before reassembling.
  4. Replacing the Reset Chip: Every refill requires a new chip. Important: Samsung chips must match your region (e.g., XIL for Europe). Xerox chips are also specific to the Phaser model series.
  5. Final Assembly: Reattach the side covers and test the gears for smooth rotation. If you prefer to avoid the manual labor, purchasing a pre-filled MLT-D1052L high-yield unit is the professional choice.

Recommended Supplies & Hardware

To maintain your Samsung or Xerox printer, we suggest these components:


Expert Tip: The Samsung-Xerox Connection

While the toner powder is almost identical, the chips are NOT interchangeable between Samsung and Xerox. Furthermore, if you are refilling a “Starter” cartridge (the one that came with the printer), it might not have a slot for a chip. In that case, you may need to use a modified side cover or a firmware fix.

Check out our other guides on Samsung 104S Refills or Kyocera TK-1150 Maintenance.

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