2000-2006 HP Color LaserJet 4600/4610n/4650 Service Manual (P/N C9660A)

• Official OEM publication Q7732-90901 (dated 2004) covering the 2000–2006 HP Color LaserJet 4600, 4610n, and 4650 series, including n, dn, dtn, and hdn configurations.
• 366 pages of engine, chassis, electrical, and configuration data.
• Features 12 exploded-view diagrams mapping internal components.
• Documents the transition from the 4600 to the 4650-series controller architecture, serving as the technical baseline for platform diagnostics.

Document Contents

This technical documentation provides a high-level blueprint of the printer assembly and its maintenance requirements. It details operational theory, engine control systems, and troubleshooting workflows for the entire series. The manual breaks down the hardware into distinct functional blocks. You will find comprehensive mapping of the DC controller, high and low-voltage power supplies, and image-formation systems. It also defines installation parameters for memory DIMMs, flash cards, and the various EIO connectivity options found across the product lines. Keep in mind that working with internal high-voltage components carries inherent risks of electric shock. Always ensure the device is fully disconnected from power sources and capacitors are properly discharged before reviewing or testing any internal diagnostic points.

Detailed chapters outline the physical parameters of each model variant. This covers weight, dimensions, and power consumption. A significant portion focuses on media handling specifications. It breaks down tray configurations, paper types, and the specific requirements for labels, transparencies, or glossy media. The manual also maps out the service menu navigation and internal diagnostic modes essential for evaluating printer performance.

System Specifications and Technical Data

The base HP Color LaserJet 4600 model requires a minimum surface load rating of 37 kg. During active printing, the 4610n and 4650 models draw 560 watts. Media handling is robust, with the 4650hdn supporting paper weights up to 199 g/m2 in standard cassettes. This factory resource provides the complete engine, chassis, and electrical parameters needed to understand the build and capabilities of these machines.