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RM1-5641-000 - HP Density Detect Sensor Assembly for Color LaserJet CP4025 / CP4525 / CM4540 / M680 Series
- Genuine HP part for Color LaserJet CP4025/M651/M680 series.
- Monitors and controls toner density.
- Ensures consistent print quality and color accuracy.
- Detects and reports toner levels or application.
- Crucial for maintaining vibrant and sharp prints.
- Direct replacement for the original sensor assembly.
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Key specifications
See full specs ↓- Part Type
- Density Detect Sensor Assembly
- Printer Series Compatibility
- HP Color LaserJet CP4025, M651, M680 Series
- Function
- Toner density detection and adjustment
Product details
The HP RM1-5641-000 Density Detect Sensor Assembly is a component used in various HP Color LaserJet printers, including the CP4025, M651, and M680 series. It monitors and adjusts the toner density during the printing process to ensure optimal print quality and color consistency.
Technical Information
| Part Type | Density Detect Sensor Assembly |
| Printer Series Compatibility | HP Color LaserJet CP4025, M651, M680 Series |
Additional Specifications
| Function | Toner density detection and adjustment |
Description
The HP RM1-5641-000 Density Detect Sensor Assembly is a vital component within select HP Color LaserJet printers, playing a critical role in maintaining the high quality of printed output. Its primary function is to continuously monitor the density of toner being applied to the paper during the printing process. By accurately measuring this density, the sensor provides feedback to the printer's control system, allowing it to make real-time adjustments to toner application levels. This precise control over toner density is essential for achieving consistent color reproduction, sharp text, and vibrant images across multiple print jobs and over the lifespan of the toner cartridges. Variations in toner density can lead to faded prints, washed-out colors, or uneven toner coverage. The Density Detect Sensor Assembly works to prevent these issues by ensuring that the correct amount of toner is used for each pixel, optimizing both quality and toner usage efficiency. As a genuine HP replacement part, the RM1-5641-000 is designed to meet the exact specifications required by the CP4025, M651, and M680 series printers. Replacing a malfunctioning or worn-out sensor with this part is crucial for users experiencing print quality degradation, inconsistent colors, or errors related to toner application. It ensures that the printer's sophisticated color management system operates as intended, delivering professional-quality results.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
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