HP Color Laserjet CP3525, Service Manual & Parts List

Service Manual & Parts List HP Color Laserjet CP3525;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP Color Laserjet CP3525 copier.
You can print, zoom or read any diagram, picture or page from this Service Manual. Every chapter on this manual is fully detailed and contain all theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of HP Color Laserjet CP3525 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Product comparison
Product features
Product view
Front view
Back view
Interface ports
Serial number and model number location

Use the control panel
Control-panel layout
Interpreting control panel indicator lights
Control panel menus
Use the menus
Menu hierarchy
Show Me How menu
Retrieve job menu
Information menu
Paper handling menu
Configure device menu
Printing menu
PCL sub-menu
Print Quality menu
System setup menu
I/O menu
Resets menu
Diagnostics menu
Service menu

Supported paper and print media sizes
Custom paper sizes
Supported paper and print media types
Tray and bin capacity
Special paper or print media guidelines
Load trays
Paper orientation for loading trays
Tray 1
Tray 2 or optional Tray 3
Load Tray 1
Print envelopes
Load Tray 2
Load the optional 500-sheet paper and heavy media tray (Tray 3)
Load standard-sized paper into Tray 3
Load custom-size paper into Tray 3
Load 4 x 6 inch (10 x 15 cm) size paper into Tray 3
Configure trays
Configure a tray when loading paper
Configure a tray to match print job settings
Configure a tray by using the Paper Handling menu
Automatic overhead transparency sensing (auto sense mode)
Auto-sense settings
Select the media by source, type, or size
Type and Size

Information pages
HP Easy Printer Care
Open the HP Easy Printer Care software
HP Easy Printer Care software sections
Embedded Web server
Open the embedded Web server by using a network connection
Embedded Web server sections
Use HP Web Jetadmin software
Security features
Secure the embedded Web server
Secure Disk Erase (optional EIO hard drive)
Data affected
Additional Information
Job storage
HP Encrypted High Performance Hard Disks
Lock the control-panel menus
Lock the formatter cage
Manage supplies
Print-cartridge storage
HP policy on non-HP print cartridges
HP fraud hotline and Web site
Replace supplies
Supplies life
Locate supplies
Supply replacement guidelines
Change print cartridges
Change the toner collection unit
Install memory
Install DDR2 memory DIMMs
Enable memory for Windows
Install an HP Jetdirect or EIO print server card or EIO hard disk
Clean the product
Clean the exterior
Clean spilled toner
Clean the fuser
Product updates
Determine the current firmware version
Download new firmware from the HP Web site
Transfer the new firmware to the product
Use the HP Easy Firmware Upgrade utility to update the firmware
Use FTP to upload the firmware through a browser
Use FTP to upgrade the firmware on a network connection
Use HP Web Jetadmin to upgrade the firmware
Use Microsoft Windows commands to upgrade the firmware
Upgrade the HP Jetdirect firmware

Basic operation
Sequence of operation
Engine-control system
DC controller
Motors and fans
High-voltage power supply
Low-voltage power supply
Overcurrent/overvoltage protection
Voltage detection
Sleep (powersave) mode
Low-voltage power supply failure
Fuser (fixing) control
Fuser (fixing) temperature-control circuit
Fuser (fixing) over-temperature protection
Fuser (fixing)-failure detection
Laser/scanner system
Image-formation system
Image-formation process
Step 1: Pre-exposure
Step 2: Primary charging
Step 3: Laser-beam exposure
Step 4: Development
Step 5: Primary transfer
Step 6: Secondary transfer
Step 7: Separation
Step 8: Fusing
Step 9: ITB cleaning
Step 10: Drum cleaning
Print cartridge
Developing-roller engagement and disengagement
Intermediate transfer belt (ITB) unit
Primary-transfer-roller engagement and disengagement
ITB cleaning
Color-misregistration control
Image-stabilization control
Pickup, feed, and delivery system
Pickup-and-feed unit
Cassette pickup
Cassette-presence detection
Cassette lift operation
Cassette paper-presence detection
Multifeed prevention
Multipurpose tray pickup
Paper feed
Skew-feed prevention
OHT detection
Fusing and delivery unit
Loop control
Pressure-roller pressurization control
Duplexing unit (HP Color LaserJet CP3525dn and HP Color LaserJet CP3525x only)
Duplexing reverse and feed control
Duplex pickup operation
Jam detection
Optional paper feeder
Paper-feeder pickup and feed operation
Paper-size detection and cassette-presence detection
Paper-feeder cassette lift operation
Paper-feeder presence detection
Paper-feeder multiple feed prevention
Paper feeder jam detection

Removal and replacement strategy
Electrostatic discharge
Required tools
Before performing service
After performing service
Post-service test
Print-quality test
DC controller connector locations
Parts removal order
Customer self repair (CSR) components
Print cartridges
Duplex-reverse guide
Toner-collection unit
Formatter PCA
Memory DIMM
Remove the memory DIMM
Enable memory for Windows
Tray cassette
Pickup roller (Tray 2)
Pickup and feed rollers (Tray 3)
Separation roller (Tray 2)
Secondary transfer roller
Reinstall the transfer roller
Secondary transfer assembly
Reinstall the secondary transfer assembly
Intermediate transfer belt (ITB)
Right door (optional paper feeder)
External panels, covers, and doors
Identification and location
Front-door assembly
Right-door assembly
Right-rear cover
Left cover
Control-panel assembly
Right-front cover
Remove the right-front cover
Reinstall the power button
Front-top cover
Remove the front-top cover
Rear cover and upper-rear cover
Remove the rear cover and upper-rear cover
Rear-top cover
Remove the rear-top cover
Internal assemblies
Pickup roller (Tray 1)
Delivery fan, cartridge fan, and environmental sensor
Remove the delivery fan, cartridge fan, and environmental sensor
Toner-collection sensor
Remove the toner-collection sensor
Residual-toner-feed motor
Remove the residual-toner-feed motor
Reinstall the residual-toner collection door
Registration density (RD) sensor assembly
Remove the RD sensor assembly
Power-supply fan and fan duct
Remove the power-supply fan and fan duct
Registration assembly
Remove the registration assembly
Interconnect board (ICB)
Remove the ICB
DC controller PCA and tray
Remove the DC controller PCA
Low-voltage power supply
Remove the low-voltage power supply
High-voltage power supply lower (HVPS-D)
Remove the high-voltage power supply lower
Reinstall the high-voltage power supply lower
Developing-disengagement motor
Remove the developing-disengagement motor
Pickup motor
Remove the pickup motor
Lifter-drive assembly
Remove the lifter-drive assembly
Cassette-pickup drive assembly
Remove the cassette-pickup drive assembly
Reinstall the cassette-pickup drive assembly
Cassette-pickup assembly
Remove the cassette-pickup assembly
Laser/scanner assembly (Y/M)
Remove the laser/scanner assembly (Y/M)
Laser/scanner assembly (C/Bk)
Remove the laser/scanner assembly (C/Bk)
Reinstall the protective glass cleaner (PGC) actuators
High-voltage power supply upper (HVPS-T)
Remove the high-voltage power supply upper
Reinstall the high-voltage power supply upper
Drum motor 1
Remove the drum motor 1
Drum motor 2 or drum motor 3
Remove the drum motor 2 or drum motor 3
Fuser motor
Remove the fuser motor
Main-drive assembly
Remove the main-drive assembly
Reinstall the main-drive assembly
Fuser-drive assembly
Remove the fuser-drive assembly
Reinstall the fuser-drive assembly
Delivery assembly
Remove the delivery assembly
Reinstall the delivery assembly
Duplex-drive assembly
Remove the duplex-drive assembly
Optional paper feeder assembly (Tray 3)
Drawer connector

Solve problems checklist
Menu map
Troubleshooting process
Determine the problem source
Pre-troubleshooting checklist
Troubleshooting flowchart
Power subsystem
Power-on checks
Power-on troubleshooting overview
Tools for troubleshooting
Individual component diagnostics
LED diagnostics
Understand lights on the formatter
Engine diagnostics
Diagnostics menu
Diagnostics mode
Diagnostics that put the engine into the special diagnostics
Defeating interlocks
Disable cartridge check
Engine-test button
Paper-path test
Manual sensor test (special-mode test)
A TOP (top of page) sensor
B and C loop sensors
D fuser (fixing) delivery sensor
E duplex re-pickup sensor
F output bin full sensor
H fuser (fixing) pressure-release sensor
I primary transfer-roller disengagement sensor
K right and front door interlock switches
Manual sensor test 2 (special-mode test)
L Tray 1 media present sensor
M Tray 2 paper out sensor
N Tray 2 closed sensor
O Tray 2 stack-surface sensor
P optional Tray 3-empty sensor
Q optional Tray 3 media-feed sensor (Q)
R optional Tray 3 stack-surface sensor (R)
S, T, and U optional Tray 3 media-size sensors
Paper-path sensors test
Print/stop test
Component tests
Component test (special-mode test)
Formatter PCA
Location of connectors
DC controller PCA
Paper feeder driver PCA
PCAs, motors, fans, switches, solenoids, and clutches
Base product
1 x 500 paper feeder
General timing chart
Circuit diagrams
Print-quality troubleshooting tools
Repetitive defects ruler
Calibrate the product
Internal print-quality test pages
Print-quality-troubleshooting pages
Diagnostics page
Cleaning page
Configuration page
Configuration page
HP embedded Jetdirect page
Embedded protocol page
Finding important information on the configuration pages
Color-band test
Control-panel messages table
Event log messages
Print an event log
Show an event log
Sample event log
Clear the event log
Event log message table
Clear paper jams
Common causes of jams
Jam locations
Clear jams
Clear jams in the right door
Clear jams in the output bin area
Clear jams in Tray 1
Clear jams in Tray 2
Clear jams in the optional 500-sheet paper and heavy media tray
(Tray 3)
Clear jams in the lower right door (Tray 3)
Jam causes and solutions
Jams in the output bin
Jams in the fuser and transfer area
Jams in the duplex area (HP Color LaserJet CP3525dn and HP
Color LaserJet CP3525x only)
Jams in Tray 1, Tray 2 and internal paper path
Jams in Tray 3
Change jam recovery
Solve paper-handling problems
Product feeds multiple sheets
Product feeds incorrect page size
Product pulls from incorrect tray
Paper does not feed automatically
Paper does not feed from Tray 2 or 3
Transparencies or glossy paper will not feed
Envelopes jam or will not feed in the product
Output is curled or wrinkled
Product will not duplex or duplexes incorrectly
Use manual print modes
Solve image-quality problems
Image defects table
Solve performance problems
Solve connectivity problems
Solve direct-connect problems
Solve network problems
Service mode functions
Service menu
Product resets
Restore factory-set defaults
Hard disk initialization (optional)
NVRAM initialization
Product cold reset

Order parts, accessories, and supplies
Part numbers
Print cartridges and toner collection unit
Cables and interfaces
Customer self repair (CSR) parts
Maintenance kits
How to use the parts lists and diagrams
External covers, panels, and doors
Right door assembly
Internal components
Internal components (1 of 5)
Internal components (2 of 5)
Internal components (3 of 5)
Internal components (4 of 5)
Internal components (5 of 5)
Cassette paper pickup assembly
MP paper pickup assembly
Registration assembly
Secondary transfer assembly
Delivery assembly
Fusing (fixing) assembly
1 x 500 paper feeder
1 x 500 paper feeder
Paper feeder main body
Alphabetical parts list
Numerical parts list

Appendix A: Service and support
Hewlett-Packard limited warranty statement
HP’s Premium Protection Warranty: LaserJet print cartridge limited warranty statement
HP Color LaserJet Fuser Kit Limited Warranty Statement
End User License Agreement
Customer self-repair warranty service
Customer support

Appendix B: Product specifications
Physical specifications
Performance specifications
Electrical specifications
Acoustic specifications
Environmental specifications
Paper and print media specifications
Skew specifications

Appendix C: Regulatory information
FCC regulations
Declaration of Conformity
Certificate of volatility
Safety statements
Laser safety
Canadian DOC regulations
VCCI statement (Japan)
Power cord statement (Japan)
EMC statement (Korea)
Laser statement for Finland
Substances Table (China)

Number of pages: 564.