Brother DR421CLP Drum Unit - Multicolor
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Product Information
Full details
The Brother DR421CLP is a high-performance, original imaging drum unit designed for office professionals and high-volume users who rely on Brother laser printers for consistent, high-quality document output. By maintaining precise image transfer, this drum unit ensures professional-grade prints, though it requires specific compatibility with Brother laser printer models to function effectively.
All features
| Colour | Multicolor |
|---|---|
| Model Part Number | DR421CLP |
| Brand | Brother |
Extended Product Information
FAQs
What is the page yield of the DR421CLP?
This drum unit has a page yield of approximately 30,000 pages.
Is this a genuine Brother product?
Yes, the DR421CLP is an original Brother replacement part.
Does this pack include toner cartridges?
No, this is an imaging drum unit. Toner cartridges must be transferred from your existing unit or purchased separately.
Will this work with my MFC-L9570CDW?
Yes, the DR421CLP is fully compatible with the MFC-L9570CDW and MFC-L9570CDWT.
How do I know when to replace the drum?
Your printer will typically alert you via the display panel when the drum's service life is nearing its end or when print quality becomes unacceptable.
Troubleshooting
Printer displays 'Replace Drum' message
The printer memory needs to be reset after installing a new drum. Consult your printer's menu settings to find the 'Replace Drum' reset procedure.
Poor print quality or streaks on paper
Clean the corona wires inside the drum unit by sliding the green tab back and forth several times.
Pros and Cons
Pros
- High-capacity yield of 30,000 pages for long-term use
- Original equipment manufacturer (OEM) quality ensures reliability
- Easy to install in supported Brother laser printers
- Produces consistent professional text and image output
Cons
- Only compatible with specific Brother printer series
- Larger unit size requires careful handling during installation
- Higher initial investment compared to non-original alternatives
Setup, Compatibility & Care
Installation
- Open the printer's front cover to access the drum and toner assembly.
- Carefully pull out the existing drum unit drawer.
- Remove the toner cartridges from the old drum unit and set them aside.
- Unpack the new DR421CLP unit and snap the toner cartridges securely into their respective color slots.
- Slide the new drum unit back into the printer and close the cover securely.
Compatibility
The DR421CLP is compatible with a wide range of Brother models including the HL-L8260CDW, HL-L8360CDW, HL-L9310CDW series, DCP-L8410CDW, and various MFC-L series printers. Always check your printer's manual or display screen before installation.
Care
Keep the drum unit away from direct sunlight and avoid touching the surface of the drum rollers. If you notice print quality degradation, ensure the internal corona wires are cleaned according to your printer's user guide.