Product Overview
The Xerox 7800/DX Phase Color Laser Printer is designed for professional environments requiring high-quality color printing and robust performance. This printer offers advanced capabilities for graphic-intensive tasks, including industry-leading media flexibility and professional color management technologies.

Figure 1: Front view of the Xerox 7800/DX Phase Color Laser Printer, showcasing its multi-tray design and control panel.
Setup Instructions
1. Unpacking and Placement
- Carefully remove the printer from its packaging. Due to its weight (approximately 256 pounds), it is recommended to use appropriate lifting equipment or assistance.
- Place the printer on a stable, level surface capable of supporting its weight and dimensions (27.52 x 25.24 x 37.52 inches). Ensure adequate ventilation around the unit.
2. Power Connection
- Connect the power cord to the printer and then to a grounded electrical outlet.
- Press the power button to turn on the printer.
3. Toner Cartridge Installation
The Xerox 7800/DX uses separate toner cartridges for Black, Cyan, Magenta, and Yellow. Refer to the printer's internal diagrams for specific slot locations.
- Open the front access panel of the printer.
- Unpack each toner cartridge (compatible cartridges include 05R02801, 05R02802, 05R02803, 05R02804, 05R02805, 05R02806).
- Gently shake the cartridge to distribute the toner evenly.
- Insert each cartridge into its corresponding color-coded slot until it clicks into place.
- Close the front access panel.

Figure 2: Example of an internal printer view, indicating where toner cartridges are typically installed.
4. Loading Paper
The printer features multiple paper trays with a maximum input sheet capacity of 3140 sheets.
- Pull out the desired paper tray. The printer has 2 trays as standard.
- Adjust the paper guides to fit the paper size. The printer supports various sizes, including 8.5 x 11 inch and up to 11 inches in width.
- Load the paper (plain paper is supported) into the tray, ensuring it is flat and below the maximum fill line.
- Gently push the tray back into the printer.
- Confirm the paper type and size on the control panel if prompted.
5. Software and Driver Installation
To enable printing from your computer, install the necessary drivers.
- The Xerox 7800/DX is compatible with PC, Mac, and Unix operating systems.
- Visit the official Xerox support website to download the latest drivers for your operating system.
- Follow the on-screen instructions to complete the installation.
- Connect the printer to your computer via USB or Ethernet cable.
Operating Instructions
1. Control Panel Overview
The printer features a touchscreen control panel for easy navigation and settings adjustment. Use the touch interface to access menus, check printer status, and configure print jobs.

Figure 3: Detailed view of the printer's touchscreen control panel, showing various menu options.
2. Basic Printing
- Open the document you wish to print on your computer.
- Select "Print" from the application's menu.
- Choose the Xerox 7800/DX printer from the list of available printers.
- Adjust print settings as needed, such as:
- Color/Monochrome: The printer supports full color output with a maximum resolution of 1200 x 2400 dpi.
- Duplex Printing: Automatic dual-sided printing is supported.
- Paper Source: Select the desired paper tray.
- Copies: Up to 312 copies per run.
- Click "Print." The printer has a maximum print speed of 45 pages per minute (ppm) for both color and monochrome. Initial page print time is 1-2 seconds.
3. Connectivity
- Ethernet: Connect the printer to your network using an Ethernet cable for shared access.
- USB: A single USB 2.0 port is available for direct connection to a computer.
Maintenance
1. Toner Replacement
When a toner cartridge is low or empty, the printer's control panel will display a notification. Replace cartridges as follows:
- Open the front access panel.
- Carefully remove the empty toner cartridge by pulling it straight out.
- Unpack a new, genuine Xerox toner cartridge of the correct color.
- Shake the new cartridge gently.
- Insert the new cartridge into the corresponding slot until it locks into place.
- Close the front access panel.
2. Cleaning
- Exterior: Wipe the exterior surfaces with a soft, damp, lint-free cloth. Avoid abrasive cleaners.
- Interior: Periodically clean the interior of the printer, especially around the paper path and toner area, using a dry, lint-free cloth or a specialized printer vacuum. Refer to the printer's on-screen instructions for specific cleaning procedures.
Troubleshooting
This section addresses common issues you might encounter. For more detailed troubleshooting, consult the full service manual or contact Xerox support.
Common Issues and Solutions:
- Printer Not Responding:
- Check power connections and ensure the printer is turned on.
- Verify network or USB cable connections.
- Restart both the printer and your computer.
- Ensure the correct printer driver is installed and selected.
- Poor Print Quality:
- Check toner levels and replace any low cartridges.
- Perform a print head cleaning or calibration from the control panel.
- Ensure you are using appropriate paper for your print settings.
- Paper Jams:
- Follow the on-screen instructions on the control panel to locate and clear the jam.
- Ensure paper is loaded correctly and not overfilled in the trays.
- Remove any foreign objects from the paper path.
Technical Specifications
| Feature | Specification |
|---|---|
| Model Name | Xerox 7800/DX |
| Printing Technology | Laser |
| Printer Output | Color |
| Max Print Speed (Color/Monochrome) | 45 ppm |
| Max Print Resolution (Color/Monochrome) | 1200 x 2400 dpi |
| Duplex Printing | Automatic |
| Max Input Sheet Capacity | 3140 sheets |
| Number of Trays | 2 |
| Maximum Media Size | 8.5 x 11 inch (up to 11 inches width) |
| Compatible Devices | PC, Mac, Unix |
| Connectivity Technology | Ethernet, USB |
| Hardware Interface | USB |
| Control Method | Touchscreen |
| Memory Storage Capacity | 2048 MB |
| Product Dimensions (L x W x H) | 27.52 x 25.24 x 37.52 inches |
| Item Weight | 256 pounds |
| Included Components | Laser Printer |
| Compatible Cartridge Numbers | 05R02801, 05R02802, 05R02803, 05R02804, 05R02805, 05R02806 |
Warranty Information
The Xerox 7800/DX Phase Color Laser Printer comes with a full manufacturer's warranty. For specific terms and conditions, please refer to the documentation included with your product or visit the official Xerox website.
Important Note: All returns must be authorized by Xerox Corp. No exceptions.
Customer Support
For further assistance, technical support, or to access additional resources, please contact Xerox Customer Support or visit their official website.
You can find more information and support resources on the Xerox Store on Amazon or the main Xerox corporate website.





