HP Formatter Board

When your HP LaserJet Pro M402dn, M402n, M403dn, or M403n printer stops responding or shows persistent errors, the formatter board is often the culprit. This genuine HP replacement part restores full functionality, handling all print job processing, network connectivity, and USB communication. It is the main logic board that interprets data from your computer and controls the printer's engine, ensuring crisp, fast output every time.

Key specifications

• Compatible with HP LaserJet Pro M402dn, M402n, M403dn, M403n
• Onboard memory: 256 MB DDR3
• Connectivity: USB 2.0 Type-B, Ethernet (RJ-45), USB 2.0 Type-A
• Print languages: HP PCL 5, PCL 6, PostScript 3 emulation, PDF v1.7
• Network protocols: TCP/IP, IPP, SNMP, HTTP/HTTPS, and more
• Security: SSL/TLS, IPsec, SNMPv3, 802.1x authentication
• Replaces part numbers: RM2-5795-000CN, RM2-5795-00000

Why choose it

This formatter board is a new, genuine HP component built to exact specifications. It ensures reliable performance and seamless integration with your printer, avoiding compatibility issues common with third-party alternatives. Installation is straightforward for a qualified technician, and the board includes firmware storage so your printer is ready to work immediately.

Ideal use cases

• Replacing a failed formatter board in HP LaserJet Pro M402/M403 printers
• Restoring network printing capabilities in office environments
• Upgrading a printer with advanced security features
• Maintaining a fleet of HP printers with original parts

Good to know

The formatter board operates within a temperature range of 15 to 32.5°C and 10 to 80% relative humidity. It receives power from the printer's internal power supply—no separate adapter needed. This board is the heart of your printer's logic, so choosing genuine HP ensures long-term reliability and support.