About the product
Maintain maximum productivity while printing exceptional color.
Print phenomenal color while maximizing uptime - now with original HP JetIntelligence toner technology. Expect consistently fast output, brilliant prints, and the world's strongest security.
Work stands out with exceptional color performance
- Special print mode for a wider color range and extra vividness for documents and marketing materials.
- Look professional with vibrant, high-quality color prints that can stand the test of time
- Get professional quality and performance with Original HP Toner cartridges and drums with JetIntelligence.
- Produce full-bleed A3 marketing materials by printing on SRA 3 paper and trimming down to size
Minimal interruptions. Maximum productivity.
- Change the toner and drum in seconds. Both are easily accessible and come already installed out of the box.
- Avoid interruptions with an HP LaserJet printer designed for maximum productivity.
- Tailor this printer to help you meet the needs of your business with a wide range of paper-handling accessories.
- Grab pages and go. This HP LaserJet wakes up quickly and prints fast-up to 55/56, (letter/A4) ppm.
The world's most secure printing
- Each printer in your fleet checks its operating code and repairs itself from attacks.
- Your printer's outgoing network connections are inspected to stop suspicious requests and thwart malware.
- Memory activity is monitored to continually detect and stop attacks
- Firmware is automatically checked during startup to determine if it's authentic code- digitally signed by HP.
Built with the environment in mind.
- Benefit from reduced energy consumption and increased sustainability, up to 78% over predecessors.
- Help save paper right out of the box. The duplex print setting is set at default paper savings mode.
- Help reduce wasted paper, toner, and time by only printing the jobs that are needed with HP Roam for Business.
- Premium color using Enhanced print mode
- Original HP toner and drums with JetIntelligence- and HP ColorSphere 3
- Print speeds up to 55/56 ppm
- Wide range of paper-handling accessories
- Fast first-page printing with first page out as fast as 5.9 seconds
- Fast, easy supplies replacement
Technical Specifications
| Interfaces/Ports | |
| USB | Yes |
| Processor & Chipset | |
| Processor Speed | 1.20 GHz |
| Reliability | |
| Duty Cycle | 250000 |
| Display & Graphics | |
| Screen Size | 4.30" |
| Touchscreen | Yes |
| Memory | |
| Maximum Memory Supported | 2 GB |
| Standard Memory | 1.50 GB |
| Network & Communication | |
| Ethernet | Yes |
| Ethernet Technology | Gigabit Ethernet |
| Power Description | |
| Input Voltage | 120 V AC |
| 230 V AC | |
| Power Source | AC Supply |
| Miscellaneous | |
| Package Contents |
|
| Country of Origin | Japan |
| Environmentally Friendly | Yes |
| Environmental Certification | Electronic Product Environmental Assessment Tool Silver (EPEAT Silver) |
| Blue Angel | |
| Energy Star | Yes |
| Energy Efficiency Certification | China Energy Conservation Program (CECP) |
| Physical Characteristics | |
| Weight (Approximate) | 115.30 lb (52299.20 g) |
| Form Factor | Desktop |
| Height | 20.47" (519.94 mm) |
| Width | 21.89" (556.01 mm) |
| Depth | 24.02" (610.11 mm) |
| Product Color | White |
| Color Family | White |
| Technical Information | |
| Duplex Printing | Automatic |
| Recommended Use | Plain Paper Print |
| Print Technology | Laser |
| Maximum Mono Print Speed (ppm) | 56 |
| Maximum Color Print Speed (ppm) | 56 |
| USB Direct Printing | Yes |
| Print Color Capability | Color |
| Maximum Print Resolution (dpi) | 1200 x 1200 |
| General Information | |
| Product Type | Laser Printer |
| Manufacturer Part Number | T3U51A#BGJ |
| Manufacturer Website Address | http://www.hp.com |
| Manufacturer | HP Inc. |
| Product Model | M856dn |
| Product Name | Color LaserJet Enterprise M856dn |
| Product Line | LaserJet Enterprise |
| Product Series | M856 |
| Brand Name | HP |
| Media Types & Handling | |
| Media Size | Legal - 8.50" (215.90 mm) x 14" (355.60 mm) |
| Index Card - 5" (127 mm) x 8" (203.20 mm) | |
| Index Card - 5" (127 mm) x 7" (177.80 mm) | |
| Index Card - 4" (101.60 mm) x 6" (152.40 mm) | |
| 11" (279.40 mm) x 17" (431.80 mm) | |
| Executive - 10.50" (266.70 mm) x 7.25" (184.15 mm) | |
| Envelope No. 9 - 3.80" (96.52 mm) x 8.80" (223.52 mm) | |
| Envelope No. 10 - 4.80" (121.92 mm) x 9.50" (241.30 mm) | |
| A4 - 8.30" (210.82 mm) x 11.70" (297.18 mm) | |
| 8.50" (215.90 mm) x 13" (330.20 mm) | |
| 12" (304.80 mm) x 18" (457.20 mm) | |
| Letter - 8.50" (215.90 mm) x 11" (279.40 mm) | |
| Letter-R | |
| Monarch Envelope | |
| Statement - 8.50" (215.90 mm) x 5.50" (139.70 mm) | |
| Index Card - 3" (76.20 mm) x 5" (127 mm) | |
| Number of Input/Multipurpose Trays Installed | 2 |
| Standard Input Media Capacity | 650 Sheets |