Lexmark XS748DE Service Manual

The Lexmark XS748DE is a multifunction printer designed for high-volume printing, scanning, copying, and faxing. It features advanced security options, a user-friendly interface, and robust performance to meet the needs of busy workgroups. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Printing Documents 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: High-speed printing, scanning, copying, faxing, advanced security features, and a large touchscreen interface.

Feature	Description
High-speed printing	Prints up to 50 pages per minute
Automatic duplexing	Prints on both sides of the paper
Large touchscreen	Easy navigation and operation
Advanced security	Secure printing and user authentication
Multiple connectivity options	USB, Ethernet, and wireless printing

Installation

Unpack and inspect contents. Place on a stable surface.

Connect power cable: Plug into a grounded outlet.
Connect network: Use Ethernet cable for wired connection or configure Wi-Fi settings.
Install toner cartridges: Follow instructions in the manual.
Load paper: Adjust guides and load paper trays.

WARNING! Ensure the printer is on a stable surface to avoid tipping.

First-Time Setup

Power on the printer; follow on-screen prompts.

Select language: Choose your preferred language on the touchscreen.
Connect to network: Follow prompts to connect to Wi-Fi or wired network.
Update firmware: Check for any available updates.
Configure settings: Set default paper size, print quality, etc.

CAUTION! Ensure stable surface; avoid placing near heat sources.

Specifications

Print Speed: Up to 50 pages per minute.
Print Resolution: Up to 1200 x 1200 dpi.
Monthly Duty Cycle: Up to 150,000 pages.
Connectivity: USB, Ethernet, Wi-Fi, and mobile printing.
Paper Capacity: Standard 550-sheet tray, optional additional trays available.
Dimensions: 22.5 x 20.5 x 18.5 inches.
Weight: Approximately 70 lbs.

Controls and Settings

Access settings via the touchscreen interface. Key controls include: Power, Cancel, Home, and Navigation buttons.

Remote Management: Configure settings remotely via web interface.

Connecting Devices

Connect via USB for direct printing or configure network settings for shared access.

Turn off the printer and devices before connecting.
Match cables to ports (e.g., USB to computer).
Select input via the touchscreen.

Tip: Ensure the printer is powered off before connecting cables.

Printing Documents

Supports various document types including PDFs, Word documents, and images.

Select document: Choose the file to print from your device.
Adjust settings: Set number of copies, color options, and paper size.
Print: Press the print button on your device or touchscreen.
Collect output: Retrieve printed documents from the output tray.

WARNING! Do not remove documents before printing is complete.

Accessibility Features

Screen reader compatibility and adjustable settings for users with disabilities.

Care & Cleaning

Unplug before cleaning. Use a dry cloth only; avoid liquids or aerosols.

CAUTION! Do not spray liquids; keep away from heat and moisture.

Regulatory Information

Complies with FCC regulations for Class B digital devices. For support, visit www.lexmark.com or contact customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Printer not responding	Power or connection issue	Check power supply and connections.
Print quality issues	Low toner or paper jam	Replace toner cartridge or clear jam.
Network issues	Incorrect settings	Verify network configuration and settings.
Paper not feeding	Incorrect paper size or type	Check paper tray for correct loading.

Reset: Menu > Settings > Reset if available.

Service: Contact Lexmark support for assistance.