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HP Color LaserJet 4600 series service manual

C9661A Service Manual View Service Manual

Table of Contents

List of figures
List of tables
Printer description
Printer features
Model and serial numbers
Power and regulatory information
Site requirements
Space requirements
Electrical specifications
Environmental specifications
Printer specifications
Supply storage requirements
Printer assemblies
Media requirements
Media specifications
Selecting print media
Supported media weights and sizes
Media that may cause damage to the printer
Media to avoid
Printing on special media
Weight equivalence table
Environmental Product Stewardship Program
Protecting the environment
Regulatory statements
FCC Regulations
Safety information
Canadian DOC regulations
EMI statement (Korea)
Laser safety statement
Material Safety Data Sheet
Toner safety
VCCI statement (Japan)
Laser statement for Finland
Declaration of Conformity
Service approach
Service approach
Parts and supplies
Ordering parts
Ordering supplies
Customer care reseller sales and service support center
Exchange program
HP Service Parts Information Compact Disc
HP Support Assistant Compact Disc
World Wide Web
Ordering related documentation and software
Warranty statement
Hewlett-Packard warranty statement
Limited warranty for print cartridge life
Transfer unit and fuser warranty
HP maintenance agreements
On-site service agreements
Installation and configuration
Unpack the printer
Unpacking the printer
Installing the media tray
Connecting power
Installing the print cartridges
Installing a new overlay (optional)
Testing the printer operation
Using PowerSave
Connecting to a computer
Parallel connections
Network connections
Enhanced I/O (EIO) configuration
Available enhanced I/O interfaces
HP Jetdirect print servers
NetWare networks
AppleTalk networks
LocalTalk configuration
LocalTalk network configuration
UNIX/Linux networks
Windows and Windows NT networks
Printer drivers
Available drivers
Additional drivers
Network configuration
Configuring Novell NetWare frame type parameters
Configuring the printer for the network
Setting network security on the printer
Locking the control panel
Using an ASCII PJL escape sequence to set network security
Printer maintenance
Cleaning the printer and accessories
Cleaning spilled toner
Approximate replacement intervals for supply items
ETB life under different circumstances
Locating supplies
Replacing supply items
Changing print cartridges
Replacing the transfer unit
Replacing the fuser
Printer memory
Installing memory and font DIMMs
Installing an HP Jetdirect print server card
Theory of operation
Basic operation
Operation sequence
Engine control system
DC controller circuit
Motors and fans
Fuser power supply circuit
Heater temperature control
High-voltage power supply
Low-voltage power supply
Formatter system
DIMM slots
PJL overview
Printer memory
Control panel
Laser/scanner system
Scanner motor control
Image formation system
Image formation process
Print cartridges
Toner level detection
Electrostatic transfer/transport belt (ETB) unit
Electrostatic latent image formation block
Development block
Transfer block
Cleaning block
Fusing block
Calibration and cleaning
Color plane registration calibration
Drum phase calibration
Image stabilization control
Pickup/feed system
Pickup/feed unit
Fuser/delivery unit
Duplex feed unit
500-sheet paper feeder
Pickup and feed operations
Removal and replacement
Caution regarding electrostatic discharge (ESD)
Removal and replacement strategy
Repair notices
Required tools
Types of screws
Print cartridges and ETB
Covers and external components
Rear cover
Top cover
Rear top cover
Left cover
Right cover
Multi-purpose tray (Tray 1)
Front cover
Control panel
Internal components
DC controller shield
Internal components (front)
Paper pickup unit
Paper pickup sensor PCB
Cassette (Tray 2) paper pickup rollers
Paper pickup drive unit
Multi-purpose tray pickup roller and separation pad
Color registration detection unit
Internal components (left side)
Drum drive units
Memory tag antenna PCBs
Developing disengaging motor assembly
DC controller PCB
Memory controller PCB
Cassette paper size detection switch
Internal components (rear)
Low-voltage power supply
Formatter case
Laser/scanner units
Internal components (right side)
High-voltage power supply PCB
Toner level detection PCB
High-voltage contact blocks
Door switch
Internal components (top)
Fuser power supply PCB
Fuser drive unit
Fuser inlet paper sensor
Fuser delivery sensor
Output bin full sensor
Cartridge fan
Formatter fan
Optional 500-sheet paper feeder
Paper feeder top cover plate
Paper feeder drive unit
Paper feeder pickup rollers
Paper feeder PCB
Troubleshooting process
Pre-troubleshooting checklist
Troubleshooting flowchart
Troubleshooting power-on
Printer error troubleshooting
Critical error messages
Error messages
Status messages
Warning messages
Alphabetical printer messages
Numerical printer messages
Paper path troubleshooting
Jam locations
Jam locations by error message
Paper jam recovery
Avoiding paper jams
Persistent jams
Paper transport troubleshooting
Multiple pages are fed
Paper is wrinkled or folded
Paper is skewed
Image formation troubleshooting
Print quality problems associated with media
Overhead transparency defects
Print quality problems associated with jams
Print quality problems associated with the environment
Print quality troubleshooting pages
Color selection process
Understanding color variations
Matching colors
Using color
Color options
Adjusting color balance
Image defects
Repetitive defects troubleshooting
Interface troubleshooting
Communications checks
EIO troubleshooting
AUTOEXEC.BAT standard configurations
Printer Job Language (PJL) commands
Control panel troubleshooting
Printing a menu map
Information menu
Paper handling menu
Configure device menu
Diagnostics menu
Service menu
Tools for troubleshooting
Embedded Web server
To access the embedded Web server
Printer Status and Alerts software
Printer configuration page
Supplies status page
Usage page
Event log
Diagnostics flowchart
Engine diagnostics
Individual diagnostic tests
Test pages
Engine test page
Formatter test page
Engine resets
Cold reset
NVRAM initialization
Calibrate Now
Calibration bypass
Hard disk initialization
Service menu
Accessing the Service menu
Main parts
Motors and fans
DC controller PCB
500-sheet paper feeder connectors
General circuit diagram
500-sheet paper feeder circuit diagram
Parts and diagrams
Ordering parts
Supplies and accessories
Common fasteners
Illustrations and parts lists
Alphabetical parts list
Numerical parts list

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