| Duplex Printing | Automatic |
| First Page Out | 20 s |
| Sorting Function | No |
| Scan Resolution (Width x Height) | 600 x 600 dpi |
| Printing Type | Laser |
| Maximum Memory | 512 MB |
| Reduction/Enlargement Range [Min] | 25% |
| Borderless Printing | No |
| Secure Fax (Password) | Yes |
| Depth | 18.3" |
| Auto Duplexing Functions | Yes |
| Print Resolution (Black) (Width x Height) | 2400 Image Quality |
| Operating System Compatibility | Windows 2000, Server 2003, XP, Vista |
| Maximum Copy Size (W x H) | 8.5 x 14 |
| Speed Dial Memories | 100 |
| Connector/Port/Interface | Ethernet; USB; Wi-Fi |
| Reduction/Enlargement Range [Max] | 400% |
| Paper Input | 550 |
| Height | 15.2" |
| Width | 16.5" |
| Auto Document Feed/Sheets | 550 |
| PC Free Printing | Yes |
| Machine Functions | Copy; Fax; Print; Scan |
| Network Types | 10/100Base-TX Ethernet |
| Maximum Paper Size | 8.5 x 14 |
| Standard Memory | 512 MB |
| LCD Display (Yes/No) | Yes |
| 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 |
| Monthly Duty Cycle (Pages) | 20,000 |
| Copying Speed (Black) | 42 ppm |
| Maximum Print Speed (Black) | 42 ppm |
| Wireless Printing | Yes |
| B&W or Color Output | B&W |
| Processor Speed | 1 GHz |
| Weight | 14.7 lbs |
| Network Ready | Yes |
| Model Name/Number | MX431adw |
| Network Capable | Yes |
| Paper Input Capacity (Sheets) | 550 |
| Secure Print Function | Yes |
| Fax Forwarding/Paging | Yes |
| LCD Display Format | 2.8" Touchscreen LCD |