HP Color LaserJet Enterprise 552dn HP Color LaserJet Enterprise M553x M553n M553dn HP Color LaserJet Enterprise MFP M577dn MFP M577f MFP M577c MPF M577z Full: Repair Manual, Troubleshooting Manual and Parts List Manual

Full: Repair Manual, Troubleshooting Manual and Parts List Manual HP Color LaserJet Enterprise 552dn HP Color LaserJet Enterprise M553x M553n M553dn HP Color LaserJet Enterprise MFP M577dn MFP M577f MFP M577c MPF M577z;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP LaserJet Enterprise.
You can print, zoom or read any diagram, picture or page from this Repair Manual, Troubleshooting Manual and 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 Color LaserJet Enterprise 552dn HP Color LaserJet Enterprise M553x M553n M553dn HP Color LaserJet Enterprise MFP M577dn MFP M577f MFP M577c MFP M577z. You can find easily everything what do you need.
To see what contain, please read table of contents:

Content for REPAIR and PARTS LIST MANUAL:
1. REMOVAL AND REPLACEMENT
For additional service and support
Removal and replacement strategy
Introduction
Considerations during removal and replacement
Electrostatic discharge
Required tools
Fasteners used in this printer
Service approach
Before performing service
After performing service
Post service tests
Print quality test
Copy-quality test (M577 models)
Fax-quality test (M577 models)
Parts removal orientation
Removal and replacement procedures
Customer self-repair (CSR) A parts and assemblies
Removal and replacement: Toner cartridges
Introduction
Step 1: Remove the toner cartridges
Step 2: Unpack the replacement assembly
Step 3: Install a toner cartridge
Removal and replacement: Toner collection unit (TCU)
Introduction
Step 1: Remove the TCU
Step 2: Unpack the replacement assembly
Step 3: Install the TCU
Removal and replacement: Staple cartridge (M577c/f/z)
Introduction
Step 1: Remove the staple cartridge
Step 2: Unpack the replacement assembly
Step 3: Install the staple cartridge
Removal and replacement: Fuser
Introduction
Step 1: Remove the fuser
Step 2: Unpack the replacement assembly
Step 3: Install the fuser
Step 4: Reset the fuser counter
Removal and replacement: Hard-disk drive (HDD) (M552 and M553)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD)
Step 3: Unpack the replacement assembly
Step 4: Install the hard-disk drive (HDD)
Step 5: Install the formatter cover
Step 6: Reinstall the product firmware
Removal and replacement: Hard-disk drive (HDD) (M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD)
Step 3: Unpack the replacement assembly
Step 4: Install the hard-disk drive (HDD)
Step 5: Install the formatter cover
Step 6: Reinstall the product firmware
Removal and replacement: Dual in-line memory module (DIMM; M552 and M553)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD; M552 and M553)
Step 3: Remove the dual in-line memory module (DIMM)
Step 4: Unpack the replacement assembly
Step 5: Install the DIMM
Step 6: Install the HDD (M552 and M553)
Step 7: Install the formatter cover
Removal and replacement: Dual in-line memory module (DIMM; M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD; M577)
Step 3: Remove the dual in-line memory module (DIMM)
Step 4: Unpack the replacement assembly
Step 5: Install the DIMM
Step 6: Install the HDD (M577)
Step 7: Install the formatter cover
Removal and replacement: embedded MultiMedia Card (eMMC; M552 and M553)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the embedded MultiMedia Card (eMMC)
Step 3: Unpack the replacement assembly
Step 4: Install the eMMC
Step 5: Install the formatter cover
Step 6: Reinstall the product firmware
Removal and replacement: Secondary transfer roller
Introduction
Step 1: Remove the transfer roller
Step 2: Unpack the replacement assembly
Step 3: Install the secondary transfer roller
Removal and replacement: Universal Serial Bus (USB) cover (M552 and M553)
Introduction
Step 1: Remove the USB cover
Step 2: Unpack the replacement assembly
Step 3: Install the USB cover
Removal and replacement: Hardware Integration Pocket (HIP) cover (M552 and M553)
Introduction
Step 1: Remove the HIP cover
Step 2: Unpack the replacement assembly
Step 3: Install the HIP cover
Removal and replacement: Hardware Integration Pocket (HIP) cover (M577)
Introduction
Step 1: Remove the HIP cover
Step 2: Unpack the replacement assembly
Step 3: Install the HIP cover
Removal and replacement: Control panel (M553x)
Introduction
Step 1: Remove the control panel
Step 2: Unpack the replacement assembly
Step 3: Install the control panel
Removal and replacement: Control panel (M577)
Introduction
Step 1: Remove the control-panel cover (M577)
Step 2: Remove the control panel (M577)
Step 3: Unpack the replacement assembly
Step 4: Install the control panel (M577)
Step 5: Install the control-panel cover (M577)
Removal and replacement: Keyboard (M577c/z)
Introduction
Step 1: Remove the control-panel cover (M577)
Step 2: Remove the keyboard
Step 3: Unpack the replacement assembly
Step 4: Install the keyboard
Step 5: Install the control-panel cover (M577)
Removal and replacement: White backing (M577)
Introduction
Step 1: Remove the white backing (M577)
Step 2: Unpack the replacement assembly
Step 3: Install the white backing (M577)
Removal and replacement: Retention clips (M577)
Introduction
Step 1: Remove the retention clips
Step 2: Unpack the replacement assembly
Step 3: Install the retention clips
Removal and replacement: Document feeder rollers (M577)
Introduction
Step 1: Remove the pickup and feed roller assembly
Step 2: Remove the separation roller
Step 3: Unpack the replacement assemblies
Step 4: Install the separation roller
Step 5: Install the pickup and feed roller assembly
Step 6: Reset the document feeder kit count
Customer self-repair (CSR) B parts and assemblies
Removal and replacement: Tray 2-X paper pickup roller and separation roller assemblies
Introduction
Step 1: Remove the Tray 2-X paper pickup roller assembly
Step 2: Remove the Tray 2-X separation roller
Step 3: Unpack the replacement assemblies
Step 4: Install the Tray 2-X separation roller
Step 5: Install the Tray 2-X paper pickup roller assembly
Removal and replacement: Intermediate transfer belt (ITB)
Introduction
Step 1: Remove the ITB
Step 2: Unpack the replacement assembly
Step 3: Install the ITB
Removal and replacement: Intermediate transfer belt (ITB) and secondary transfer roller
Introduction
Step 1: Remove the transfer roller
Step 2: Remove the ITB
Step 3: Unpack the replacement assemblies
Step 4: Install the ITB
Step 5: Install the transfer roller
Field replaceable units (FRUs)
Removal and replacement: External panels, covers, and doors
Removal and replacement: Stapler cover assembly (M577c/f/z)
Removal and replacement: Right front upper cover (M577dn)
Removal and replacement: Rear upper cover (M577)
Removal and replacement: Left upper cover (M577)
Removal and replacement: Right upper cover (M577)
Removal and replacement: Top rear cover (M577)
Removal and replacement: Paper feed cover (M577)
Removal and replacement: Top cover (M577)
Removal and replacement: Right door
Removal and replacement: Front door
Removal and replacement: Formatter cover
Removal and replacement: Rear cover (M552 and M553)
Removal and replacement: Rear cover (M577)
Removal and replacement: Left cover
Removal and replacement: Upper cover (M552 and M553)
Removal and replacement: Output bin
Removal and replacement: Right rear cover (M552 and M553)
Removal and replacement: Right rear cover (M577)
Removal and replacement: Control panel (M553n/dn and M552dn only)
Removal and replacement: Internal parts and assemblies
Removal and replacement: Tray 1 pickup and separation rollers
Removal and replacement: Secondary transfer assembly
Removal and replacement: Near field communication (NFC) PCA (M553x)
Removal and replacement: Near field communication (NFC) PCA (M577z)
Removal and replacement: Wireless PCA (M553 and M577)
Removal and replacement: Stapler unit (M577c/f/z)
Removal and replacement: DC controller
Removal and replacement: Delivery assembly
Removal and replacement: Formatter (M552 and M553)
Removal and replacement: Formatter (M577)
Removal and replacement: Formatter case assembly
Removal and replacement: Fuser power supply
Removal and replacement: Low-voltage power supply (LVPS)
Removal and replacement: High-voltage power supply D (HVPSD)
Removal and replacement: Drum motor 1 (M1)
Removal and replacement: Power-supply fan (FM1)
Removal and replacement: Developing disengagement motor (M6)
Removal and replacement: Auto close assembly
Removal and replacement: Lifter drive assembly
Removal and replacement: Laser/scanner assembly
Removal and replacement: Delivery fan (FM3)
Removal and replacement: High-voltage power supply T (HVPST)
Removal and replacement: Drum motor 2 (M2)
Removal and replacement: Drum motor 3 (M3)
Removal and replacement: Fuser motor (M4)
Removal and replacement: Environmental sensor printed circuit assembly (PCA)
Removal and replacement: Fuser drive assembly
Removal and replacement: Duplex drive assembly and motor
Removal and replacement: Pickup drive assembly and motor (M5)
Removal and replacement: Registration assembly
Removal and replacement: Paper pickup assembly
Removal and replacement: Density-detect assembly
Removal and replacement: Main drive assembly
Removal and replacement: Document feeder and image scanner assemblies (M577)
Removal and replacement: Document feeder (M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the rear upper cover
Step 3: Remove the left upper cover
Step 4: Remove the document feeder
Step 5: Unpack the replacement assembly
Step 6: Install the document feeder
Step 7: Install the left upper cover
Step 8: Install the rear upper cover
Step 9: Install the formatter cover
Step 10: Reset the firmware counter
Removal and replacement: Scanner control board (SCB) (M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the rear upper cover
Step 3: Remove the scanner control board (SCB)
Step 4: Unpack the replacement assembly
Step 5: Install the SCB
Step 6: Install the rear upper cover
Step 7: Install the formatter cover
Removal and replacement: Image scanner (M577)
Introduction
Step 1: Remove the control-panel cover (M577)
Step 2: Remove the white backing (M577)
Step 3: Remove the keyboard (M577c/z)
Step 4: Remove the control panel (M577)
Step 5: Remove the formatter cover
Step 6: Remove the fax PCA (M577c/f/z)
Step 7: Remove the rear upper cover (M577)
Step 8: Remove the left upper cover (M577)
Step 9: Remove the right front upper cover (M577dn)
Step 10: Remove the stapler cover assembly (M577c/f/z)
Step 11: Remove the document feeder (M577)
Step 12: Remove the scanner control board (SCB) (M577)
Step 13: Remove the image scanner assembly (M577)
Step 14: Unpack the replacement assembly
Step 15: Install the image scanner assembly (M577)
Step 16: Install the scanner control board (M577)
Step 17: Install the document feeder (M577)
Step 18: Install the stapler cover assembly (M577c/f/z)
Step 19: Install the right front upper cover (M577dn)
Step 20: Install the left upper cover (M577)
Step 21: Install the rear upper cover (M577)
Step 22: Install the fax PCA (M577c/f/z)
Step 23: Install the formatter cover
Step 24: Install the control panel (M577)
Step 25: Install the keyboard (M577c/z)
Step 26: Install the white backing (M577)
Step 27: Install the control-panel cover (M577)
Removal and replacement: Trays
Removal and replacement: Tray 2
Introduction
Step 1: Remove the tray
Step 2: Unpack the replacement assembly
Step 3: Install the tray
Removal and replacement: Tray 3, Tray 4, or Tray 5
Introduction
Step 1: Remove the tray
Step 2: Unpack the replacement assembly
Step 3: Install the tray
Removal and replacement: Accessories
Removal and replacement: 1×550-sheet paper feeder
Removal and replacement: Rear cover (1×550-sheet paper feeder)
Removal and replacement: Right door (1×550-sheet paper feeder)
Removal and replacement: Right door hinge bracket (1×550-sheet paper feeder)
Removal and replacement: Right-lower cover (1×550-sheet paper feeder)
Removal and replacement: Right-door link (1×550-sheet paper feeder)
Removal and replacement: Left cover (1×550-sheet paper feeder)
Removal and replacement: OP Drawer holder (1×550-sheet paper feeder)
Removal and replacement: Auto close assembly (1×550-sheet paper feeder)
Removal and replacement: Switch button (SW12) (1×550-sheet paper feeder)
Removal and replacement: Drawer connector holder (1×550-sheet paper feeder)
Removal and replacement: Paper-feeder drive PCA (1×550-sheet paper feeder)
Removal and replacement: Paper feed assembly (1×550-sheet paper feeder)
Removal and replacement: Paper pickup assembly (1×550-sheet paper feeder)
Removal and replacement: Feeder drive assembly (1×550-sheet paper feeder)
Removal and replacement: Lifter drive assembly (1×550-sheet paper feeder)
Removal and replacement: Trusted platform module (M552 and M553)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD)
Step 3: Remove the trusted platform module (TPM)
Step 4: Unpack the replacement assembly
Step 5: Install the TPM
Step 6: Install the hard-disk drive (HDD)
Step 7: Install the formatter cover
Removal and replacement: Trusted platform module (M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard-disk drive (HDD; M577)
Step 3: Remove the trusted platform module (TPM)
Step 4: Unpack the replacement assembly
Step 5: Install the TPM
Step 6: Install the hard-disk drive (HDD; M577)
Step 7: Install the formatter cover
Removal and replacement: Internal USB ports (M552 and M553)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the internal USB ports module (M552 and M553)
Step 3: Unpack the replacement assembly
Step 4: Install the internal USB ports module (M552 and M553)
Step 5: Install the formatter cover
Removal and replacement: Internal USB ports (M577)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the internal USB ports module (M577)
Step 3: Unpack the replacement assembly
Step 4: Install the internal USB ports module (M577)
Step 5: Install the formatter cover
Removal and replacement: Fax PCA (M577c/f/z)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the fax PCA
Step 3: Unpack the replacement assembly
Step 4: Install the fax PCA
Step 5: Install the formatter cover

2. PARTS AND DIAGRAMS
For additional service and support
Assembly locations
Product front view (M552 and M553 models)
Product back view (M552 and M553 models)
Product front view (M577 models)
Product back view (M577 models)
Order parts, accessories, and supplies
Ordering
Orderable parts
Supplies
Accessories
Customer self-repair kits
Related documentation and software
How to use the parts lists and diagrams
Parts and diagrams: Document feeder and scanner whole units
Parts and diagrams: Covers
Covers (M552 and M553)
Covers (M577)
Parts and diagrams: 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)
Parts and diagrams: 550-sheet paper feeder
550-sheet paper feeder covers
550-sheet paper feeder main body
Alphabetical parts list
Numerical parts list

Index

—————————————–

Content for TROUBLESHOOTING MANUAl:
1. THEORY OF OPERATION
For additional service and support
Basic operation
Sequence of operation
Formatter-control system
Sleep mode
Printer job language (PJL)
Printer management language (PML)
Control panel
Easy-access USB port
Wireless
Near field communication (NFC)
CPU
Input/output (I/O)
Memory
Firmware
Nonvolatile random access memory (NVRAM)
Random access memory (RAM)
HP Memory Enhancement technology (MEt)
Engine-control system
DC controller
Motors
Fans
Solenoids
Clutches
Switches
Sensors
Low-voltage power supply
Low-voltage power supply voltages description
Over-current/over-voltage protection
Sleep mode operation
Low-voltage power supply failure detection
Low-voltage power supply functions
High-voltage power supply
High-voltage power supply circuits
Fuser bias
Fuser control
Fuser circuits
Fuser control functions
Fuser temperature control
Fuser heater protection
Fuser unit life detection
Fuser identification
Engine laser/scanner system
Laser/scanner failure detection
Safety
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
Toner cartridges
Design
Memory chip
Toner seal
Toner level and cartridge life detection
Developing unit engagement and disengagement control
Cartridge Authentication Technology (CAT)
Authentication
Anti-theft
Intermediate transfer belt (ITB) unit
Primary-transfer roller engagement and disengagement control
ITB unit detection
ITB cleaning mechanism
Secondary transfer roller functions
Calibration
Pickup, feed, and delivery system
Photo sensors and switches
Motors, clutches, and solenoids
Tray 1 (multipurpose)/Tray 2 (base printer)
Tray 1 paper pickup and feed
Tray 2 paper presence detection
Tray 2 lift operation
Tray 2 paper pickup
Tray 2 multiple-feed prevention
Tray 2 presence detection
Tray 2 skew feed prevention
Tray 2 media type detection
Feed speed control
Duplexing unit (M552dn, M553dn, M553x, and M577 only)
Duplexing reverse and duplex feed control
Jam detection/prevention
Fuser wrapping jam detection
Loop control
Pressure roller pressurization and depressurization control
Input accessories
Trays 3-5
Trays 3-5 driver PCA
Trays 3-5 motor control
Trays 3-5 electrical components
Trays 3-5 paper pickup
Trays 3-5 multiple feed prevention
Trays 3-5 tray presence detection
Trays 3-5 tray lift operation
Trays 3-5 jam detection
Scanning and image capture system (M577)
Document feeder system (M577)
Document feed system
Sensors in the document feeder
Document feeder paper path
Document feeder simplex operation
Document feeder e-duplex operation
Deskew operation
Document feeder hinges

2. SOLVE PROBLEMS
For additional service and support
Solve problems checklist
Solve problems checklist
Print the configuration page
Print menu map
Print current settings pages
Print event log
Pre-boot menu options
Remote Admin
Required software and network connection
Connect a remote connection
Disconnect a remote connection
Troubleshooting process
Determine the problem source
Pre-troubleshooting checklist
Troubleshooting flowchart
Power subsystem
Power-on checks
Power-on troubleshooting overview
Control panel checks
Control-panel diagnostics
Touchscreen diagnostic mode (M553x and M577)
Control-panel system diagnostics (M553x and M577)
Control panel diagnostic flowcharts (M553x and M577)
Touchscreen black, white, or dim (no image)
Touchscreen is slow to respond or requires multiple presses to respond
Touchscreen has an unresponsive zone
No control panel sound
Home button is unresponsive
Hardware integration pocket (HIP) is not functioning (control panel functional)
Tools for troubleshooting
Individual component diagnostics
Tools for troubleshooting: LED diagnostics
Understand lights on the formatter
Tools for troubleshooting: Engine diagnostics
Engine test button
Defeating interlocks
Disable cartridge check
Tools for troubleshooting: Paper path and sensor diagnostic tests
Paper path test
Paper path sensors test
Manual sensor tests
Tray/bin manual sensor test
Tools for troubleshooting: Print/stop test
Tools for troubleshooting: Component tests
Individual component diagnostics (special-mode test)
Tools for troubleshooting: Scanner tests (M577 only)
Scanner tests
Diagrams
Diagrams: Block diagrams
Sensors and switches
Cross section diagrams
Diagrams: Printed circuit assembly (PCA) connector locations
DC controller PCA
Formatter PCA (M552 and M553)
Formatter PCA (M577)
1×550-sheet paper feeder PCA
Scanner control board PCA
Diagrams: External plug and port locations
Diagrams: Locations of major assemblies
Main assemblies (printer base)
Printed circuit assembly (PCA) locations
Diagrams: General timing chart
Diagrams: General circuit diagrams
Internal test and information pages
Print a configuration page
HP embedded Jetdirect page
Finding important information on the configuration pages
Print a cleaning page
Enable and configure auto cleaning
Control-panel menus
Administration menu
Reports menu
General Settings menu
Copy Settings menu (M577 only)
Scan/Digital Send Settings menu (M577 only)
Fax Settings menu (M577 only)
General Print Settings menu
Default Print Options menu
Display Settings menu
Manage Supplies menu
Manage Trays menu
Network Settings menu
Troubleshooting menu
Device Maintenance menu
Backup/Restore menu
Calibration/Cleaning menu (M577 only)
USB Firmware Upgrade menu
HP FutureSmart Level menu
Service menu
Control panel message document (CPMD)
Control-panel message types
Control-panel messages and event log entries
10.XX.YZ Error Messages
11.XX.YZ Error Messages
13.XX.YZ Error Messages
20.XX.YZ Error Messages
30.XX.YZ Error Messages
31.XX.YZ Error Messages
32.XX.YX and 33.XX.YZ Error Messages
40.XX.YZ Error Messages
41.XX.YZ Error Messages
42.XX.YZ Error Messages
44.XX.XX Error Messages
47.XX.XX Error Messages
48.XX.YY Error Messages
49.XX.YY Error Messages
50.WX.YZ Error Messages
51.XX.YZ, 52.XX.YZ Error Messages
54.XX.YZ Error Messages
55.XX.YZ, 56.XX.YZ Error Messages
57.XX.YZ Error Messages
58.XX.YZ Error Messages
59.XX.YZ Error Messages
60.00.0Y, 62.00.00 Error Messages
70.XX.YY Error Messages
80.WX.YZ, 81.WX.YZ, 82.WX.YZ Error Messages
90.XX.YY error messages
98.0X.0Y Error Messages
99.XX.YY Error Messages
Alpha Error Messages
Tools for troubleshooting: Event log messages
Print or view an event log
Clear the event log
Solve image-quality problems
Improve print quality
Color band test
Repetitive image defect ruler
Use a ruler to measure between repetitive defects
Print-quality troubleshooting pages
Print-quality assessment page
Print from a different software program
Check the paper-type setting for the print job
Check toner-cartridge status
Clean the printer
Print a cleaning page
Visually inspect the toner cartridge or cartridges
Check paper and the printing environment
Calibrate the printer
Use manual print modes
Image defects table
Clean the printer
Clean the paper path
Print a cleaning page
Clean the Tray 1 rollers
Step 1: Remove the Tray 1 pickup roller
Step 2: Remove the Tray 1 separation roller
Step 3: Clean the Tray 1 rollers
Step 4: Install the Tray 1 separation roller
Step 5: Install the Tray 1 pickup roller
Clean the Tray 2-X rollers
Step 1: Remove the Tray 2-X paper pickup roller assembly
Step 2: Remove the Tray 2-X separation roller
Step 3: Clean the Tray 2-X rollers
Step 4: Install the Tray 2-X separation roller
Step 5: Install the Tray 2-X paper pickup roller assembly
Check the scanner glass for dirt and smudges (M577 only)
Clean the pickup rollers and separation pad in the document feeder (M577 only)
Solve paper handling problems
Printer feeds incorrect page size
Printer pulls from incorrect tray
Printer will not duplex or duplexes incorrectly
Paper does not feed from Tray 2-X
Output is curled or wrinkled
Printer does not pick up paper or misfeeds
The printer does not pick up paper
The printer picks up multiple sheets of paper
Paper does not feed automatically
Clear paper jams
Paper path jam sensor locations
Auto-navigation for clearing jams
Experiencing frequent or recurring paper jams?
Clear paper jams in the document feeder
Clear paper jams in Tray 1
Clear paper jams in Tray 2
Clear paper jams in the optional 550-sheet trays
Clear paper jams in the right door and the fuser area
Clear paper jams in the output bin
Change jam recovery
Solve performance problems
Factors affecting print performance
Print speeds
The printer does not print or it prints slowly
The printer prints slowly
Solve connectivity problems
Solve USB connection problems
Solve wired network problems
Poor physical connection
The computer is using the incorrect IP address for the product
The computer is unable to communicate with the product
The product is using incorrect link and duplex settings for the network
New software programs might be causing compatibility problems
The computer or workstation might be set up incorrectly
The product is disabled, or other network settings are incorrect
Service mode functions
Service menu
Printer resets
Restore factory-set defaults
Restore the service ID
Printer cold reset
Format Disk and Partial Clean functions
Active and repository firmware locations
Partial Clean
Execute a Partial Clean
Format Disk
Execute a Format Disk
Firmware upgrades
Determine the installed revision of firmware
Perform a firmware upgrade
HP Embedded Web Server
USB flash drive (Pre-boot menu)
USB flash drive (control-panel menu)
Solve email problems
Cannot connect to the email server
Validate the SMTP gateway (Windows)
Validate the LDAP gateway (Windows)

Appendix A: Printer specifications
Printer dimensions
Printer space requirements
Power consumption, electrical specifications, and acoustic emissions
Operating-environment range
Certificates of Volatility
Index

Number total of pages: 3742.