Color LaserJet 2500 printer Service Manual
This manual contains the necessary information to service the HP Color LaserJet 2500 printer Contents: 1 Product configurations
Product specifications
Media specifications
Model and serial numbers
Printer overview
Front and left-side view
Back and right-side view
Warranty statements
Hewlett-Packard limited warranty statement
Limited warranty for the print cartridges and imaging drum
Regulatory statements
Declaration of Conformity
Laser safety statement
Canadian DOC statement
VCCI statement (Japan)
Korean EMI statement
Finnish laser statement
2 Installation and operation
Operating environment
Interface ports
Control panel features
Understanding supplies status
Understanding printer status
Selecting media
Input trays
Supported print media
Printer output paths
Top output bin
Rear output door
Loading media
Loading tray
Loading optional tray
Using the embedded Web server
Information tab
Settings tab
Networking tab
Other links
Using printer status and alerts
3 Maintenance
Life expectancies of supplies
User-replaceable parts
Replacing the pickup roller and separation pad
Replacing the separation pad in tray 2 or in optional tray 3
Cleaning the printer
Cleaning the engine
Calibrating the printer
Managing supplies
Supplies life
Checking and ordering supplies
Storing supplies
Replacing and recycling supplies
HP policy on non-HP supplies
HP fraud hotline
4 Theory of operation
Introduction
Engine control system
Basic sequence of operation
Power-on sequence
Motors and fans
Laser/scanner system
Pickup and feed system
Paper trays
Jam detection
Photosensors and switches
Solenoid and clutches
Printed circuit assemblies
Image formation system
Image formation process
Latent image formation stage
Developing stage
Transfer stage
Fusing stage
Print cartridge
Imaging-drum E-label
5 Removal and replacement
Introduction
Removal and replacement strategy
Electrostatic discharge
User-replaceable parts
Required tools
Before performing service
Pre-service procedures
Parts removal order
Removal and replacement
Imaging drum
Print cartridges
Jetdirect card
Fuser cover (and fuser)
Right- and left-side covers
Control panel
On-off switch
Interface cover
Formatter cage
Formatter
Fuser motor (J702)
Dc controller
Optional tray 2 (250-sheet tray)
Carousel motor (J704)
Front lower cover
Back cover
Top cover
Top door
Air duct and fan
Laser/scanner assembly
Front cover
Density sensor and top-of-page sensor
E-label reader (for imaging-drum E-labels)
Tray 1 (multipurpose tray)
Tray 1 separation pad assembly
Gear assembly
Waste-toner sensor
Rotary-drive assembly
Top plate
Print-cartridge carousel
Registration-roller assembly
Toner-catch tray
Transfer-roller plate
Transfer roller
Feed-drive shaft
ECU pan
Sub-high-voltage transformer PCA
High-voltage transformer PCA
Low-voltage PCA
Paper-top sensor
Fuser-wrap sensor
250-sheet feeder pickup roller
250-sheet feeder cover
250-sheet feeder PCA
500-sheet feeder pickup roller
500-sheet feeder cover
500-sheet feeder motor
6 Troubleshooting
Basic troubleshooting
Clearing jams
Control panel light messages
Supplies Status lights
Printer Status lights
Attention with Ability to Continue secondary messages
Accessory error secondary messages
Service error secondary messages
Solving image-quality problems
Solving image-quality problems (all print jobs)
Solving image-quality problems (color print jobs)
Resolving problems that generated messages
Resolving problems that did not generate messages
Solving general printing problems
Solving PostScript (PS) errors
Solving common Macintosh problems
Rotating the print-cartridge carousel
Functional checks
Engine test
Half self-test functional check
Drum-rotation functional check
Heating element check
High-voltage power-supply check
Paper-path check
Service mode functions
Cold reset
NVRAM initializer
Troubleshooting tools
Demo page
Configuration page
Supplies Status page
General timing charts
Locations of connectors
Dc controller connections
Main wiring diagram
Repetitive image defect ruler
HP Color LaserJet 2500 Series Toolbox
7 Parts and diagrams
Ordering parts and supplies
Parts
Related documentation and software
Supplies
Accessories
How to use the parts lists and diagrams
Assembly locations
Printer (without optional trays)
Covers
Internal assemblies
Front frame assembly
Internal Components (1 of 2)
Internal components (2 of 2)
Main drive assembly
Rear frame assembly
Middle frame assembly
Rotary (carousel) assembly
Power-supply base assembly
Fuser assembly
Rotary-drive assembly
PCA assemblies
Optional tray 2
Covers for optional tray 2
Center frame assembly—optional tray 2
Media tray—optional tray 2
Right cover assembly—optional tray 2
Optional tray 3
Covers for optional tray 3
Internal components—optional tray 3
Feed drive assembly—optional tray 3
Media tray—optional tray 3
Alphabetical parts list
Numerical parts list FORMAT: High resolution PDF document!
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