Overview
The HP C9743-60004 is a main logic formatter assembly that serves as the control center for document interpretation and print job processing. As a duplex-capable formatter board, it manages both single-sided and duplex (two-sided) printing operations in HP Color LaserJet 4600 and 5500 series printers. This component translates document data into printer-ready instructions, ensuring accurate color reproduction and print quality across your entire job queue.
Key Features
- Duplex-capable formatter for automatic two-sided printing support
- Main logic board for comprehensive print job management and document control
- Compatible with enterprise-class HP Color LaserJet systems (4600 and 5500 series)
- Handles color and monochrome print data processing with consistent output quality
- Used, inspected condition—fully functional and ready to deploy
Technical Specifications
| Part Number | C9743-60004 |
| Manufacturer | Hewlett Packard (HP) |
| Board Type | Main Logic Formatter (Duplex) |
| Compatible Printer Series | LaserJet 4600, LaserJet 5500 |
| Printing Capability | Color and monochrome, duplex support |
| Function | Document data processing and print job control |
| Unit Condition | Used, inspected, fully functional |
Typical Applications
The C9743-60004 formatter board is essential for:
- Restoring failed or degraded formatting functions in HP Color LaserJet 4600 printers
- Enabling duplex printing in replacement scenarios for LaserJet 5500 series
- Supporting high-volume color printing environments in corporate offices
- Maintaining print job accuracy and color fidelity in production printing workflows
- Backup and spare parts inventory for mission-critical printing systems
Compatibility & Replacements
Compatible With
- HP Color LaserJet 4600DN
- HP Color LaserJet 4600DTN
- HP Color LaserJet 5500 series printers
- Other LaserJet 4600/5500 variant models with duplex capability
Replaces / Drop-In Replacement For
Direct replacement for formatter boards that have failed or are producing errors in HP LaserJet 4600 and 5500 series machines. Verify compatibility with your specific printer model before ordering.
Works With
- HP printer control systems and driver software
- Duplex printing modules and automatic document feeders
- Color laser print engines in LaserJet enterprise lines
- Standard printer network connectivity and job submission protocols





