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HP LaserJet M5025MFP, LaserJet M5035MFP, Service Manual & Parts List

Service Manual & Parts List HP LaserJet M5025MFP, LaserJet M5035MFP;
This service manual, is the full HP LaserJet M5025MFP, LaserJet M5035MFP Service Repair Manual.
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP LaserJet M5025MFP, LaserJet M5035MFP copier.
You can print, zoom or read any diagram, picture or page from this Service & Parts List Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of HP LaserJet M5025MFP, LaserJet M5035MFP photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Device comparison
Features comparison
Device parts
Interface ports
Device software
Supported operating systems
Supported printer drivers
Select the correct printer driver
Universal printer drivers
Driver Autoconfiguration
Update Now
HP Driver Preconfiguration
Priority for print settings
Open the printer drivers
Software for Macintosh computers
Remove software from Macintosh operating systems
HP Web Jetadmin
Embedded Web server
Send Fax Driver
HP Easy Printer Care software
Supported operating systems
Supported browsers
Other components and utilities

Site requirements
Operating environment
I/O configuration
USB configuration
Network configuration
Configure TCP/IPv4 parameters
Set an IP address
Set the subnet mask
Set the default gateway
Configure TCP/IPv6 parameters
Disable network protocols (optional)
Disable IPX/SPX
Disable AppleTalk
Disable DLC/LLC
HP Jetdirect EIO print servers
Installing printer memory
To install printer memory

Use the embedded Web server
Open the embedded Web server by using a network connection
Embedded Web server sections
Use HP Web Jetadmin software
Use the HP Printer Utility for Macintosh
Open the HP Printer Utility
HP Printer Utility features
Use the Administration menu
Navigate the Administration menu
Information menu
Default Job Options menu
Default Options for Originals
Image adjustment
Default Copy Options
Default Fax Options
Default E-mail Options
Default Send to Folder Options
Default Print Options
Time/Scheduling menu
Management menu
Initial Setup menu
Networking and I/O
Fax Setup
E-mail Setup
Send Setup menu
Device Behavior menu
Print Quality menu
Troubleshooting menu
Resets menu
Service menu
Use information pages
Configuring and verifying an IP address
Identifying the TCP/IP address
Use automatic discovery
Set up a dynamic host configuration protocol (DHCP)
Verifying the TCP/IP configuration
Changing an IP address
Change an IP address by using HP Web Jetadmin
Change an IP address by using the embedded Web server
Change an IP address by using the control panel
Remote firmware updates
Print the configuration page
Printing a menu map
Downloading the new firmware from the HP Web site
Downloading the new firmware to the device
Troubleshooting firmware updates
Remote firmware update by using FTP through a browser
Remote firmware update by using FTP on a direct network connection
Remote firmware update through a local MS Windows port
Windows NT 4.0, Windows 2000, Windows XP, Windows XP or
Windows 2003
Remote firmware update through a USB port
Remote firmware update through an MS Windows network
Remote firmware update for UNIX systems
Remote firmware update by using the LPR command
Remote firmware update through HP Web Jetadmin
Manage supplies
Supplies life
Approximate print-cartridge replacement intervals
Manage the print cartridge
Print-cartridge storage
Use genuine HP print cartridges
HP policy on non-HP print cartridges
Print-cartridge authentication
HP fraud hotline and Web site
Replace supplies and parts
Supply replacement guidelines
Change the print cartridge
Perform preventive maintenance
Preventive maintenance for the print engine
The ADF maintenance kit
Clean the device
Clean the exterior
Clean the scanner glass
Clean the scanner lid backing
Clean the ADF
Clean the print engine paper path

MFP system overview
Print engine
Basic sequence of operation
Power-on sequence
Engine control system
DC controller PCA
High-voltage power-supply PCA
Low-voltage power-supply PCA
Video interface control
Laser/scanner system
Image-formation system
Electrostatic latent-image formation block
Step 1: primary charging
Step 2: laser-beam exposure
Development block
Step 3: developing
Transfer block
Step 4: image transfer
Step 5: separation from the drum
Fuser block
Step 6: fusing
Drum-cleaning block
Step 7: drum cleaning
Print cartridge
Memory tag
Cassette paper size and presence detection
Upper and lower cassette pickup mechanism
Multiple-feed prevention mechanism
Tray 1 (multipurpose tray) pickup mechanism
Skew-correction mechanism (registration)
Fuser/delivery block
Loop control
Jam detection
Duplexing unit
Duplexing reverse/feed operation
Duplexing feed operation
Duplexing horizontal registration function
Duplexing unit jam detection
1 x 500-sheet and 3 x 500-sheet high-capacity input feeder
Pickup/feed operation
HCI pickup mechanism
Lift-up operation
Multiple-feed prevention mechanism
HCI jam detection
Scanner component
Input tray
ADF simplex printing operation sequence
ADF duplex printing operation sequence
Multifeed operation
End of a scan job operation
Paper pick and separation operation
Stapler/stacker component
Basic operation
Control system
Feed/stack system
Staple system

Removal and replacement strategy
Required tools
Types of screws
Service approach
Before performing service
After performing service
Parts removal order
User-replaceable parts
Print cartridge
ADF separation pad and pickup and feed roller assemblies (removal and replacement)
Transfer roller
Tray 1 pickup roller (multipurpose paper pickup roller)
Tray 1 separation pad assembly (multipurpose pad assembly)
Tray 2 and Tray 3 pickup rollers (paper pickup roller assembly)
Tray 2 and Tray 3 separation pad assembly (separation block assembly)
Tray 4, Tray 5, and Tray 6 pickup and feed rollers (paper feed roller assembly)
Formatter cover and cage
Hard drive
ADF assembly
ADF input tray sensors
Separation floor assembly
Jam cover
Hinge assemblies
Float assembly
White backing
Front end cover (cap)
Rear end cover (cap)
ADF PCA and wire harness
Input tray
Control panel
Scanner controller board (SCB) and cover
Scanner assembly
Glass assembly and top cover
Optic assembly
To reinstall the drive belt and optic assembly
Page sensors
Transmission assemblies and slide rail
Stapler/stacker (HP LaserJet M5035xs only)
Stapler/stacker assembly
Stapler PCA
Rear cover
Left door
Output bin
Duplex cover
Left cover
Right and left rear covers
Front door and stapler unit cover
Output bin stay (support arm)
Rear inner cover
Stack cover
Stapler unit
Paper feed assembly (stapler)
Alignment and jogger guide assembly
Install the alignment and jogger guide assembly
Jogger guide unit
Front door interlock switch
Print engine (base unit)
Formatter cover
Face-down cover
Left door
Left upper cover
Rear cover
Front cover
Face-down side cover
Top inner cover
Front inner cover
Right door
Lower left cover
Left rear cover
Top cover
Right rear inner cover
Right rear cover
Left rear inner cover
Print cartridge door
Registration assembly
Fuser pressure release assembly
Paper delivery assembly
Paper feed assembly (base unit)
Reinstall the paper feed assembly
Fuser fan
Fuser motor
Low-voltage power supply assembly
Interconnect PCA assembly
High-voltage power supply
Lifter drive assembly
DC controller PCA
Upper cassette pickup assembly
Lower cassette drive assembly
Main motor
Lower cassette pickup assembly
High capacity input feeder
Front door (single tray unit only)
Right door
Back cover
Motor(s) and PCA(s)
Paper pickup assemblies
Right side tray rail(s)
Left side tray rail(s)
Lifter driver assembly

Basic troubleshooting checklist
Factors that affect device performance
Troubleshooting flowchart
Power-on self diagnostic tests
Step 1: Does READY appear on the control-panel display?
Step 2: Can you print a configuration page?
Step 3: Does the device copy?
Step 4: Does the job print as expected?
Step 5: Does the printer select media from the correct trays?
Control-panel message types
Control-panel messages
Replacement-parts configuration
Formatter and dc controller
Formatter (new)
DC controller (new or previously installed in another printer)
Guidelines for using paper
Supported media weights and sizes
Printing internal information pages
Jam locations
General paper-path and jam troubleshooting
Paper-path checklist
Jams in Tray 1
Jams in Tray 2, or Tray 3
Jams in the optional high capacity input feeder
Common causes of repeating jams
Solve general repeated jams
Jam recovery
Clear jams
Clear jams from the automatic document feeder (ADF)
Clear jams from the stapler/stacker
Clear jams from the output path
Clear jams from the optional duplexer
Clear jams from the print-cartridge area
Clear jams from the input-tray areas
Clear jams from the Tray 1 input area
Clear jams from the Tray 2 and Tray 3 input area
Clear jams from the Tray 4/5/6 input areas
Clear staple jams
Solving image-quality problems
Solve print-quality problems
Solve copy-quality problems
Print-quality problems associated with media
Print-quality problems associated with the environment
Print-quality problems associated with jams
Image defect examples
Light print (partial page)
Light print (entire page)
Gray background
Toner smear
Loose toner
Repeating defects
Repeating image
Misformed characters
Page skew
Wrinkles or creases
White lines
Tire tracks
White spots on black
Scattered lines
Blurred print
Random image repetition
Solve copy-quality problems
ADF image-quality problems
Blank page (ADF)
Page skew (ADF)
Horizontal lines (ADF)
Image shifted (ADF)
Unexpected Image (ADF)
Flatbed glass image-quality problems
Poor uniformity (flatbed)
Poor uniformity gradual (flatbed)
Lamp inverter failure (flatbed)
Streaks on page (flatbed)
Unexpected results (flatbed)
Solve copy problems
Media-handling problems
Performance problems
Troubleshooting communication interfaces
Check communications
Troubleshooting the EIO
Jetdirect page
Boot key sequences
Low-level boot key sequences
Mid-level boot key sequences
High-level boot key sequences
Control-panel boot sequence calibration
Engine test (formatter removed)
Service menu
Accessing the service menu
Service ID
Restoring the service ID
Convert the service ID to an actual date
Troubleshooting menu
Accessing the troubleshooting menu
Calibrate the scanner
Use the control panel
Control-panel layout
Home screen
Buttons on the touchscreen
Control-panel help system
Solve fax problems
Solve sending problems
Solve receiving problems
Solve e-mail problems
Validate the SMTP gateway address
Validate the LDAP gateway address
Sensors (ADF)
Wiring diagram (ADF)
Components (scanner)
Wiring diagram (scanner)
External panels and covers (stapler/stacker)
Sensors (stapler/stacker)
PCA (stapler/stacker)
Wiring diagram (stapler/stacker)
Engine (base unit)
Engine (base unit)
Interface connections (engine)
External panels and covers (engine)
Major components (engine)
Motors and fans (engine)
PCAs (engine)
Sensors and switches (engine)
DC controller PCA connectors (engine)
DC controller input/output signals (engine)
Wiring diagrams (engine)
Timing diagram (engine)
High capacity input feeder
External covers and panels (HCI)
Major components (HCI)
Motor(s) and PCA(s) (HCI)
Sensors (HCI)
Wiring diagrams (HCI)
Repetitive defect ruler
Interlocks and linkages
Print cartridge and MFP contacts
Known issues
Control-panel ESD disruption
Clearing a jam from the right (print cartridge) side
Loading Tray 2/3/4/5 with letter or A4 media
The stapler/stacker only staples letter and A4 media
Formatter cage does not properly seat
RFU with a SCB firmware upgrade
RFU with a DC controller firmware update
EIO device does not properly seat
Print cartridge cannot be removed
False left door open error message
Dark or flickering control-panel display
Fuser edge overheat slowdown

How to use the parts lists and diagrams
Types of screws
Related documentation and software
Accessories, supplies, and whole unit components
Automatic document feeder (whole unit)
Front end cover (ADF)
Hinges (ADF)
Base assembly (ADF)
Backbone assembly (ADF)
Jam Cover (ADF)
Pickup roller assembly (ADF)
Separation pad assembly (ADF)
Separation floor assembly (ADF)
Scanner assembly base
Carriage assembly (scanner; optical assembly)
Scanner top assembly
Scanner controller board (SCB) assembly
Scanner lid sensor assembly
Scanner transmission drive assembly
Stapler/stacker assembly main body
Paper feed assembly (stapler/stacker)
Alignment and jogger assembly (stapler/stacker)
Stapler assembly (stapler/stacker)
Stapler/stacker PCA
Print engine external covers and panels
Cartridge door assembly (print engine)
Internal components (print engine 1 of 3)
Internal components (print engine; 2 of 3)
Internal components (print engine; 3 of 3)
Paper delivery assembly (print engine)
Lifter drive assembly (print engine)
Fuser drive assembly (print engine)
Lower drive assembly (print engine)
Upper cassette (print engine)
Lower cassette (print engine)
Upper cassette pickup assembly (print engine)
Lower cassette pickup assembly (print engine)
Registration assembly (print engine)
Paper feed assembly (print engine)
PCA assemblies (print engine)
Fuser (print engine)
Fuser pressure release assembly (print engine)
High capacity input (HCI) 1X500 feeder main body
High capacity input (HCI) 3X500 feeder main body
Lifter drive assembly (HCI)
Cassette (HCI)
Paper pickup assembly (HCI)
HCI PCA assemblies
Alphabetical parts list
Numerical parts list

Appendix A. Specifications
Physical specifications
Electrical specifications
Acoustic emissions
Operating environment

Appendix B. Service and support
Hewlett-Packard limited warranty statement
Customer self repair warranty service
Print cartridge limited warranty statement
HP Customer Care
Online Services
Telephone support
Software utilities, drivers, and electronic information
HP direct ordering for accessories or supplies
HP service information
HP service agreements
HP Easy Printer Care software
HP support and information for Macintosh computers
HP maintenance agreements
On-site service agreements
Next-day on-site service
Weekly (volume) on-site service
Repacking the device
Extended warranty

Appendix C. Regulatory information
FCC regulations
Environmental product stewardship program
Protecting the environment
Ozone production
Power consumption
Toner consumption
Paper use
HP LaserJet print supplies
HP print supplies returns and recycling program information
Material restrictions
Disposal of waste equipment by users in private households in the European
Material Safety Data Sheet (MSDS)
For more information
Telecom statement
Declaration of conformity
Safety statements
Laser safety
Canadian DOC regulations
VCCI statement (Japan)
EMI statement (Korea)
EMI statement (Taiwan)
Laser statement for Finland


Number of pages: 892.
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