输入容量
| 最大输入容量 |
5100 sheets |
| 标准输入能力 |
1100 sheets |
| 多功能托盘容量 |
100 sheets |
打印速度
| 打印速度（黑色，一般质量，A4/US Letter） |
50 ppm |
| 首页时间（黑白，正常) |
6.8 s |
打印技术
| 占空比(最高) |
300000 pages per month |
| 打印技术 |
Laser |
纸张处理
| 日本JIS B系列尺寸（B0. .. B9） |
B4, B5 |
| ISO A 系列文件最大尺寸 |
A3 |
| 信封尺寸 |
7 3/4, 9, 10, C5, DL |
另外
| 最大内部存储 |
768 MB |
| 打印噪音水平 |
55 dB |
W840 - 50 ppm
High Performance
A powerful 625 MHz processor and standard 256MB RAM (expandable to 768MB) for fast printing with up to 50 ppm (letter and A4) coupled with a time to first page as quick as 7 seconds means large jobs get printed with little wait time for users.
Versatility
Paper handling with a maximum input of 5,100 sheets and output with an optional finisher of 3,800 sheets. Stapling, hole punching and job offset allow users to professionally finish documents. Wide-format (A3) capability extends in-house printing capability enabling quicker turn-around of critical print jobs. 300,000 page one-time maximum monthly duty cycle provides large workgroup support and productivity.
Security
In network printers with Lexmark MarkNet N8000 series print servers, Simple Network Management Protocol (SNMP) v3, Secure Sockets Layer (SSL), IP Security (IPSec) and 802.1x authentication provide security measures for printer communications and data encryption. For any printer, hard disk data encryption for print job data security and printing restriction. Confidential printing with enhanced personal ID number (up to 10 digits) management including lockout, job expiration, and invalid PIN protection.
Ease of Use
Intuitive operator panel with graphical 'Show Me' to assist in keeping your printer up and running and a convenient USB flash drive for easy direct printing of PDF files using the convenient USB Direct interface on the operator panel.
Protect your investment with Lexmark Services
From customer support with technical support, extended warranty options and Lexmark parts to fleet management and professional services, Lexmark offers flexible and scalable services to make your life easier.
Cost saving & environmental features
- 30K high-yield print cartridges.
- Selectable “print darkness” levels.
- Print and Hold (Verify Print).
- MarkVision alert-driven printer management.
- Power-saver mode.
- Multi-up printing.
- Optional two-sided printing (standard on W840dn).
- High duty cycle.
