Printer Lexmark MS331dn Laser Black White

The Lexmark MS331dn Laser Black White is a compact monochrome laser printer designed for business use. Measuring 222 mm high x 368 mm wide x 363 mm deep and weighing 9.3 kg, it fits easily into small offices or workspaces. It offers a maximum ISO paper size of A4, a print speed of up to 40 pages per minute, duplex (two-sided) printing, and a monthly duty cycle up to 50,000 pages, making it suitable for sustained, high-volume black-and-white printing.

Advantages

Its compact size and light weight make the MS331dn easy to place and move. High-yield Unison toner cartridges are available to reduce user interventions and can yield up to 15,000 pages. Fast first-page-out time and a 1 GHz dual-core processor with 256 MB memory ensure stable performance for typical office workloads. The device includes built-in duplex printing and energy-saving modes, and is built with a steel frame and a lifetime fuser for long-term reliability. Lexmark security features protect documents, device data and network communication.

Suitable for

• Small and medium-sized offices needing a reliable monochrome printer
• Workgroups with moderate to high monthly print volumes
• Environments that require duplex printing to save paper
• Locations where compact footprint and mobility are important

Key specifications

• Print technology: Laser (monochrome)
• Print speed (A4, black): up to 40 ppm
• Maximum resolution: 600 x 600 dpi
• Duplex printing: Yes (automatic)
• Processor and memory: 1 GHz dual-core processor, 256 MB RAM
• Duty cycle: up to 50,000 pages per month
• Physical dimensions: 222 x 368 x 363 mm (H x W x D)
• Weight: 9.3 kg
• Input capacity: expandable (optional tray up to 900-sheet total capacity)
• Colour: White, Black

How to use

Place the printer on a stable surface with adequate ventilation. Connect to power and to your network via Ethernet or to a single workstation via USB. Install the supplied or downloadable drivers on your computer or use standard network printing protocols. Load A4 or compatible paper into the main tray and configure paper size and type from the printer menu or driver. Use the printer's automatic duplex setting for two-sided printing and select appropriate print quality settings for daily or high-quality jobs.

Recommendations

For sustained high-volume printing, use high-yield Unison toner cartridges and consider adding the optional paper tray to increase input capacity and reduce interruptions. Enable energy-saving modes and automatic duplex to lower paper and power consumption. Follow Lexmark's maintenance guidelines for the lifetime fuser and participate in local recycling programs for toner cartridges where available.