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The HP DesignJet T850 is a versatile large-format multi-function plotter printer designed for technical-line drawings, renders, posters, and maps. It integrates printing, scanning, and copying capabilities into a single device, making it ideal for professionals in architecture, engineering, and construction.

Figura 1: Frontal view of the HP DesignJet T850 Multi-Function Plotter Printer, showcasing its compact design and integrated roll feeder.
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your HP DesignJet T850 printer to ensure optimal performance and longevity.
Configuració i instal·lació
1. Desembalatge de la impressora
Carefully remove the printer and all components from the packaging. Retain the packaging materials for future transport or storage. Verify that all included components are present:
- HP DesignJet T850 36-inch Printer
- Capçal d'impressió
- Introductory ink cartridges
- Suport de la impressora
- Fus
- Guia de referència ràpida
- Cartell de garantia
- Cable d'alimentació
2. Assembling the Printer Stand
Follow the instructions in the quick reference guide to assemble the printer stand. Ensure all screws are tightened securely for stability. The stand provides the necessary support and includes a media catch basket.

Figura 2: Angle view of the HP DesignJet T850, highlighting the assembled printer stand and the integrated roll feeder.
3. Installing Ink Cartridges and Printhead
- Obriu la porta d'accés als cartutxos de tinta.
- Insert the printhead into its designated slot until it clicks into place.
- Unpack the introductory ink cartridges and insert them into their color-coded slots.
- Close the access door. The printer will initiate an ink system setup process.
4. Carregant suports
The HP DesignJet T850 supports both roll media (up to 36-inch wide) and sheet media (up to 13-inch by 19-inch). Refer to the quick reference guide for detailed instructions on loading different media types into the appropriate trays or roll feeder.
5. Connexió de la impressora
La impressora ofereix diverses opcions de connectivitat:
- Wi-Fi: Connect wirelessly to your network. Follow the on-screen prompts on the LCD display to configure Wi-Fi settings.
- USB: Connecteu-vos directament a un ordinador mitjançant un cable USB (no inclòs).
- Ethernet: Connect to your network via an Ethernet cable for wired connectivity.

Figura 3: posterior view of the HP DesignJet T850, illustrating the location of USB and Ethernet ports for connectivity.
Install the necessary drivers on your computer (PC, macOS) or mobile devices (iOS, Android) from the HP support weblloc.
Funcionament de la impressora
The HP DesignJet T850 features an intuitive LCD touch display for easy navigation and control.
1. Impressió de documents
To print, ensure the printer is connected and drivers are installed. Select the HP DesignJet T850 from your application's print dialog. Configure print settings such as paper type, size, and quality. The printer supports a maximum color print resolution of 2400 x 1200 Dots Per Inch.
2. Escaneig de documents
Place your document on the scanner bed or use the sheetfed scanner. Access the scan function from the printer's control panel or through your computer's scanning software. You can scan to various destinations, including network folders or USB drives.
3. Còpia de documents
For copying, place the original document on the scanner. Use the control panel to select copy options, such as number of copies, size, and quality. The maximum copy resolution for both black and white and color is 2400 x 1200 dpi.
4. Supported Media Types
The printer is compatible with a variety of media, including:
- Banner paper
- Glossy film
- Paper normal
- High-resolution paper
- Paper fotogràfic brillant
Always select the correct media type in your print settings for optimal results.
Manteniment
Regular maintenance ensures the longevity and performance of your HP DesignJet T850 printer.
1. Neteja de la impressora
- Exterior: Netegeu les superfícies exteriors amb un damp, drap sense pelusa.
- Vidre de l'escàner: For optimal scan quality, regularly clean the scanner glass with a non-abrasive glass cleaner.
- Neteja del capçal d'impressió: If print quality degrades (e.g., streaks, missing lines), perform a printhead cleaning cycle through the printer's control panel.
2. Substitució dels cartutxos de tinta
When an ink cartridge is low or empty, a notification will appear on the display. To replace:
- Obriu la porta d'accés als cartutxos de tinta.
- Premeu el cartutx buit per alliberar-lo i estireu-lo cap a fora.
- Unpack a new HP 738 DesignJet Ink cartridge and insert it firmly into the correct slot until it clicks.
- Tanqueu la porta d'accés.
3. Actualitzacions de firmware
Comproveu i instal·leu periòdicament si hi ha actualitzacions de firmware del servei d'assistència d'HP website. Firmware updates can improve performance, add new features, and resolve issues.
Resolució de problemes
Aquesta secció tracta problemes habituals que podeu trobar amb la impressora HP DesignJet T850.
Problemes comuns i solucions
| Problema | Causa possible | Solució |
|---|---|---|
| La impressora no s'encén. | Cable d'alimentació no connectat, problema amb la presa de corrent. | Ensure power cord is securely connected to printer and a working outlet. Test outlet with another device. |
| Print quality issues (streaks, faded prints). | Low ink, clogged printhead, incorrect media settings. | Check ink levels and replace low cartridges. Perform printhead cleaning. Verify media type selected in print settings matches loaded media. |
| Cannot connect to Wi-Fi/Network. | Incorrect network password, router issues, printer too far from router. | Re-enter Wi-Fi password. Restart router and printer. Move printer closer to router or use Ethernet connection. |
| Encallaments de paper. | Improper media loading, damaged media. | Follow instructions to clear jam. Ensure media is loaded correctly and is not wrinkled or damaged. |
Codis d'error
If an error code appears on the LCD display, consult the quick reference guide or the HP support website for specific definitions and troubleshooting steps related to that code.
Especificacions
Key technical specifications for the HP DesignJet T850 Multi-Function Plotter Printer:
- Número de model: 2Y9H2H#B1K
- Dimensions del producte (P x A x A): 27.6 x 55.4 x 38.1 polzades
- Pes de l'article: 159.7 lliures
- Mida màxima del suport: Up to 36-inch wide media rolls, and up to 13-inch by 19-inch sheets
- Consum d'energia: 35 watts (mode encès)
- Resolució màxima d'impressió en color: 2400 x 1200 punts per polzada
- Resolució màxima d'impressió en blanc i negre: 2400 x 1200 punts per polzada
- Velocitat de còpia màxima (blanc i negre): 2.4 ppm
- Max Copy Resolution (Color/B&W): 2400 x 1200 ppp
- Tipus d'escàner: En full
- Capacitat màxima del full d'entrada: 50
- Tipus de visualització: LCD (Touch Control)
- Tecnologia de connectivitat: Wi-Fi, USB, Ethernet
- Dispositius compatibles: Smartphones, PC, macOS, iOS Devices, Tablets (iOS & Android)
- Printer Ink Type: A base de pigments
- Cartutx compatible: HP 738 DesignJet Ink
- Nombre de safates: 2
- Funcions addicionals de la impressora: All In One, Copy, Scan
Informació de la garantia
The HP DesignJet T850 Multi-Function Plotter Printer includes an Extended 2-year limited warrantyAquesta garantia cobreix els defectes de materials i de fabricació en condicions d'ús normal durant el període de garantia.
For detailed terms and conditions of your warranty, please refer to the warranty flyer included with your product or visit the official HP support weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.
Atenció al client
For further assistance, technical support, or service requests, please contact HP Customer Support. Before contacting support, have your printer's model number (2Y9H2H#B1K) and serial number ready.
You can find support resources, drivers, and FAQs on the official HP support website. Online resources often provide immediate solutions to common issues.
Suport d'HP Weblloc: www.hp.com/support





