Description
Built with the essential features small workgroups need, the MX431adw multifunction supports output up to 42 pages per minute, plus double-side automatic scanning, copying and faxing. Light and compact, it fits almost anywhere and lets you connect via USB, Ethernet and Wi-Fi. The 2.8" color touch screen includes built-in cloud connectivity to enhance workflow. Standard two-sided printing saves paper, while Lexmark full-spectrum security helps protect your network and proprietary information. Add an optional 550-sheet paper tray or available Extra High Yield Unison toner offering up to 20,000 pages of output for longer print runs and greater media flexibility. Machine Functions: Copy; Fax; Print; Scan; Printing Type: Laser; Maximum Print Speed (Black): 42 ppm; Network Ready: Yes.
Features
- Output at up to 42 pages per minute, with a first page as fast as 5.9 seconds.
 - Our security features help keep your information safein the document, on the device, over the network, and at all points in between.
 - Capture documents with double-side automatic scanning at up to 96 letter-size images per minute.
 - Tackle your workload with the power of a 1-GHz dual core processor and 512 MB of memory.
 - Take command of printing, copying, faxing, and automatic two-sided scanning with a 2.8" color touch screen.
 - Available Extra High Yield Unison toner provides up to 20,000 pages of output sheets for more printing and less downtime.
 - Built-in cloud connectors help you save scans to and retrieve files from popular cloud services Box, DropBox, Google Drive, and Microsoft OneDrive.
 - Optional paper tray increases total input capacity to 900 sheets to support longer print runs and enhanced media flexibility.
 
Specifications
| Accepts Paper Size | #7 3/4 Envelope; #9 Envelope; #10 Envelope; A4; A5; A6; DL Envelope; Executive; Folio; JIS-B5; Legal; Letter; Oficio; Statement; Universal | 
|---|---|
| Auto Document Feed/Sheets | 550 | 
| Auto Duplexing Functions | Yes | 
| B&W or Color Output | B&W | 
| Borderless Printing | No | 
| Compliance Standards | Energy Star Rated; ICES-003 Class B; BSMI Class B; US FDA; UL 60950-1; FCC Class B; cUL CAN/CSA-C22.2 60950-1; NOM; CB EN/IEC 60950-1; CB EN/IEC 60825-1; CE DoC (EN 62301 Class B; EN 62311; CE EN/IEC 60950-1; CE EN/IEC 60825-1; EN 61000-3; EN 55022 Class B; EuP; EN 55024; UL); EFTA (CE); KCC; CCC; CECP; CEL; C-tick DoC; UL-AR; KC mark; UL GS mark; EC 1275; MET-I; ISO 532B; ECMA-370; TED; GOST-R; SII; TER; DE-UZ 205; Wi-Fi CERTIFIED; China Green Product (CGP) | 
| Connector/Port/Interface | Ethernet; USB; Wi-Fi | 
| Copying Speed (Black) | 42 ppm | 
| Depth | 18.3" | 
| Duplex Printing | Automatic | 
| Fax Forwarding/Paging | Yes | 
| First Page Out | 20 s | 
| Global Product Type | Printer, Copier, Scanner, Fax Multifunction Machines | 
| Height | 15.2" | 
| LCD Display (Yes/No) | Yes | 
| LCD Display Format | 2.8" Touchscreen LCD | 
| Machine Functions | Copy; Fax; Print; Scan | 
| Maximum Copy Size (W x H) | 8.5 x 14 | 
| Maximum Memory | 512 MB | 
| Maximum Paper Size | 8.5 x 14 | 
| Maximum Print Speed (Black) | 42 ppm | 
| Model Name/Number | MX431adw | 
| Monthly Duty Cycle (Pages) | 20,000 | 
| Network Capable | Yes | 
| Network Ready | Yes | 
| Network Types | 10/100Base-TX Ethernet | 
| Operating System Compatibility | Windows® 2000, Server 2003, XP, Vista | 
| Package Includes | Setup Guide; Software and Documentation CD; Return Program Imaging Unit up to 40,000 Pages; Return Program Toner Cartridge up to 3,000 Pages; Stability Sheet; Safety Sheet; Statement of Limited Warranty/Guarantee; Power cord(s) | 
| Paper Input | 550 | 
| Paper Input Capacity (Sheets) | 550 | 
| PC Free Printing | Yes | 
| Post-Consumer Recycled Content Percent | 0% | 
| Pre-Consumer Recycled Content Percent | 0% | 
| Print Resolution (Black) (Width x Height) | 2400 Image Quality | 
| Printing Type | Laser | 
| Processor Speed | 1 GHz | 
| Product Biodegradability in Days | 0 | 
| Product Biodegradability Indicator | N | 
| Product Compostability Indicator | N | 
| Reduction/Enlargement Range [Max] | 400% | 
| Reduction/Enlargement Range [Min] | 25% | 
| Scan Resolution (Width x Height) | 600 x 600 dpi | 
| Secure Fax (Password) | Yes | 
| Secure Print Function | Yes | 
| Sorting Function | No | 
| Speed Dial Memories | 100 | 
| Standard Memory | 512 MB | 
| Total Recycled Content Percent | 0% | 
| Weight | 14.7 lbs | 
| Width | 16.5" | 
| Wireless Printing | Yes | 






