OKI B 721 DN Printer

Overview of the OKI B 721 DN Printer

The OKI B 721 DN is a high‑performance monochrome LED laser printer designed for office and small‑business environments that demand reliable, fast, and efficient printing. With a maximum print speed of 47 pages per minute, it delivers crisp text and graphics at a resolution of up to 1200 x 1200 DPI. Its robust build and extensive connectivity options make it a versatile choice for any networked workplace.

Key Technical Specifications

• Print Technology: LED laser
• Maximum Resolution: 1200 x 1200 DPI
• Print Speed: 47 ppm (black & white)
• Duty Cycle: 500 – 20,000 pages/month (recommended); up to 200,000 pages/month (maximum)
• Paper Size: A4, B5, Legal (216 x 356 mm), Letter
• Envelope Sizes: 9, 10, C5, DL
• Media Weight: 64 – 220 g/m² (standard), up to 253 g/m² (multi‑purpose tray)
• Input Capacity: 530 sheets (standard), 3,160 sheets (maximum)
• Output Capacity: 500 sheets
• Processor: 800 MHz, built‑in
• Internal Memory: 256 MB (expandable to 768 MB)
• Power Consumption: 800 W (active), 95 W (standby)
• Dimensions: Height 410 mm, Width 435 mm, Depth 498 mm
• Weight: 27 kg

Connectivity & Network Features

The printer supports a wide range of network protocols and interfaces, ensuring seamless integration into modern office infrastructures:

• Standard Interfaces: Ethernet (Gigabit LAN), USB 2.0 (two ports)
• Supported Network Protocols: TCP/IPv4 & IPv6, NetBIOS over TCP, SMTP, HTTP/HTTPS, SNMPv1/v3, DHCP, DNS, IPP/IPPS, BOOTP, DDNS, WINS, UPnP, SNTP, IGMP, ICMP, IMCPv6, LPR, Port 9100, FTP, Telnet, Bonjour, LLTD
• Management Protocols: SMTP, SNMPv3, SSL/TLS
• Mobile Printing: Apple AirPrint (iOS devices)

Operating System Compatibility

The OKI B 721 DN is engineered to work across a broad spectrum of operating systems, providing flexibility for mixed‑platform environments:

• Windows: Windows XP SP2 or higher, Windows Vista (32/64‑bit), Windows 7 (all editions), Windows 8/8.1, Windows Server 2003/2008/2008 R2 (x86 and x64)
• Mac OS X: Leopard (10.5) through Mountain Lion (10.8)
• Linux: Supported on most distributions with standard printer drivers
• UNIX: Compatible with common UNIX variants

Paper Handling & Tray Configuration

The printer’s paper handling system is designed for high throughput and versatility:

• Multi‑Purpose Tray: Holds up to 100 sheets of envelopes or plain paper
• Standard Tray: Holds up to 530 sheets of plain paper
• Maximum Input Capacity: 3,160 sheets (when using the optional high‑capacity tray)
• Automatic Duplexing: Enabled by default, allowing efficient double‑sided printing without manual intervention
• Envelope Handling: Supports standard envelope sizes (9, 10, C5, DL) with appropriate feeding mechanisms

Print Quality & Performance

The OKI B 721 DN delivers sharp, high‑contrast text and graphics suitable for professional documents:

• Print Languages Supported: Epson FX, IBM ProPrinter, Microsoft XPS, PCL 5c, PCL XL, PostScript 3
• First Page Warm‑Up Time: 5 seconds
• Total Warm‑Up Time: 25 seconds before the first print
• Noise Levels: 30 dB (standby), 55 dB (printing), 53 dB (silent mode)

Environmental & Energy Efficiency

The printer is engineered with sustainability in mind:

• Energy Star Certified, ensuring reduced power consumption during operation and standby modes.
• Operating Temperature Range: 10–32 °C (operational), -10 to +43 °C (storage)
• Humidity Range: 20–90 % relative humidity (storage), 10–90 % (operational)

Physical Build & Durability

The OKI B 721 DN’s robust chassis and precise mechanical components guarantee reliable performance over extended periods:

• Dimensions: Height 410 mm, Width 435 mm, Depth 498 mm
• Weight: 27 kg, facilitating easy relocation if needed
• Construction: Heavy‑duty metal frame with reinforced rollers and guides
• Maximum Duty Cycle: Up to 200,000 pages/month for high‑volume environments

Security & Management Features

The printer includes advanced security and management capabilities to protect sensitive data and streamline administration:

• Secure Printing: Supports SSL/TLS encryption for network traffic
• SNMPv3: Enables secure monitoring and management via network protocols
• SMTP: Allows email printing for remote document submission
• Firmware Updates: Accessible through the web interface or via USB for maintaining up‑to‑date security patches

Typical Use Cases

The OKI B 721 DN excels in a variety of office scenarios:

• Document‑Heavy Departments: Legal, HR, and finance teams that require fast, high‑volume printing of contracts, reports, and statements.
• Small to Medium‑Sized Businesses: Offices with limited space that still need a reliable, high‑speed printer for daily operations.
• Educational Institutions: Schools and universities that print lecture notes, exam papers, and administrative documents.
• Government Offices: Departments that handle confidential paperwork and require secure, efficient printing solutions.

Conclusion

The OKI B 721 DN Printer combines high speed, exceptional print quality, and extensive connectivity in a compact, energy‑efficient package. Its robust build, versatile media handling, and comprehensive OS support make it an ideal choice for any environment that demands reliable monochrome printing at scale.