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Conventions used in this guide
WARNING
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Table of contents
2 Removal and replacement
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3 Solve problems
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4 Parts and diagrams
Appendix A Service and support
Appendix B Product specifications
Appendix C Regulatory information
Index
List of tables
Sign
Retrieve
Job From USB
Job From Device Memory
Supplies
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List of figures
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1 Theory of operation
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Sequence of operation
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DC controller
Solenoids
Clutches
Switches
Sensors
Motors and fans
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High voltage power supply
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Overcurrent/overvoltage protection
Safety
Sleep (powersave) mode
Power supply voltage detection
Low voltage power supply failure
Power off condition
Fuser temperature control circuit
Fuser over temperature protection
Fuser failure detection
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Laser failure
Beam-detect
(BD) failure
Scanner-motor
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Image formation process
Step 1: Pre-exposure
Step 2: Primary charging
Step 3: Laser-beamexposure
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
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Developing roller engagement and disengagement
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Intermediate transfer belt (ITB) unit
Figure 1-23 ITB unit
Primary-transfer-rollerengagement and disengagement
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ITB cleaning
Color misregistration control
Image stabilization control
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Pickup-and-feedunit
Cassette pickup
Cassette presence detection
Cassette lift operation
Cassette paper presence detection
Cassette media width detection
Multifeed prevention
Multipurpose tray pickup
Paper feed
Skew-feedprevention
OHT detection
Fusing and delivery unit
Loop control
Pressure-rollerpressurization control
Duplexing unit (duplex models)
Duplexing-reverse
unit
Duplexing-feed
Duplexing reverse and feed control
Duplex pickup operation
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Paper-feederpickup and feed operation
Paper size detection and cassette presence detection
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Paper feeder cassette lift operation
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Paper feeder presence detection
Paper-feedermultiple feed prevention
Paper feeder jam detection
2 Removal and replacement
Cautions during removal and replacement
Electrostatic discharge
Required tools
Print-qualitytest
Parts removal order
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Print cartridges
Reinstallation tip
Duplex reverse guide
Toner collection unit
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Formatter PCA
Remove the HDD
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Remove the SSM
Install a replacement hard drive
Tray cassette
Fuser
Pickup roller (Tray 1)
Pickup roller (Tray 2)
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Pickup and feed rollers (Tray 3)
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Separation roller (Tray 2)
Secondary transfer roller
Reinstall the transfer roller
Secondary transfer assembly
Reinstall the secondary transfer assembly
Intermediate transfer belt (ITB)
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Right door (optional paper feeder)
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Identification and location
Front door assembly
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Right door assembly
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Right rear cover
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Remove the left cover
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Remove the left bottom cover
Remove the left bottom handle
Hardware integration pocket (HIP) (dn and xh models only)
Control panel assembly
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Remove the right front cover
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Reinstall the power button
Remove the front top cover
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Remove the rear cover and upper rear cover
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Remove the rear top cover
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Remove the right bottom handle
Remove the rear bottom handle
Remove the delivery fan, cartridge fan, and environmental sensor
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Remove the toner collection sensor
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Remove the residual toner feed motor
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Reinstall the residual toner collection door
Remove the RD sensor assembly
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Remove the power supply fan and fan duct
To remove the fan only
To remove the fan and fan duct
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Remove the registration assembly
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Remove the lower pickup guide
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Reinstall the lower pickup guide
Remove the ICB
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Remove the DC controller PCA
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Remove the low voltage power supply
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Remove the high voltage power supply lower
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Reinstall the high voltage power supply lower
Remove the developing disengagement motor
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Remove the pickup motor
Remove the lifter drive assembly
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Remove the automatic close assembly
Remove the cassette pickup drive assembly
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Reinstall the cassette pickup drive assembly
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Cassette pickup assembly
Remove the cassette pickup assembly
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Remove the laser/scanner assembly (Y/M)
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Laser/scanner assembly (C/Bk)
Remove the laser/scanner assembly (C/Bk)
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Reinstall the protective glass cleaner (PGC) actuators
Callout
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High voltage power supply upper (HVPS-T)
Remove the high voltage power supply upper
Duplex models only
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Reinstall the high voltage power supply upper
Drum motor
Remove the drum motor
Drum motor 2 or drum motor
Remove the drum motor 2 or drum motor
Fuser motor
Remove the fuser motor
Main drive assembly
Remove the main drive assembly
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Reinstall the main drive assembly
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Diagnostics
Color Band Test
Fuser drive assembly
Remove the fuser drive assembly
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Reinstall the fuser drive assembly
Delivery assembly
Remove the delivery assembly
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Reinstall the delivery assembly
Duplex drive assembly
Remove the duplex drive assembly
Drawer connector
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3 Solve problems
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Print the menu maps
●Administration
●Reports
●Configuration/Status Pages
Administration Menu Map
Print the current settings pages
Current Settings Page
Access the Preboot menu
Data
Attention
Cold reset using the Preboot menu
Troubleshooting flowchart
Power-onchecks
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LED diagnostics
Formatter to control panel communication interruptions
Heartbeat LED, product initialization
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Connectivity LED, product operating
Connectivity LED
Connectivity LED, product initialization
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HP Jetdirect LEDs
Network Settings
Jetdirect Menu
Engine diagnostics
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Disable cartridge check
●Troubleshooting
●Diagnostic Tests
Disable Cartridge Check
Exit Troubleshooting
Engine test button
Paper path test
Paper path sensors test
Paper Path Sensors
Start Test
Manual sensor test
Registration sensor
Fuser loop sensors
Fuser output sensor
Duplexer refeed sensor
Output-binfull sensor
Fuser pressure-releasesensor
ITB alienation sensor
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Right- and front-doorinterlock switches
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Tray/bin manual sensor test
Manual Tray/Bin Sensor Test
Tray 1 paper sensor
Tray 2 paper sensor
Tray 2 cassette sensor
Tray 2 cassette lifter sensor
Tray 3 empty sensor
Tray 3 media feed sensor
Tray 3 stack surface sensor
Print/stop test
Component tests
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Block diagrams
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Location of connectors
Paper feeder driver PCA
Plug/jack locations
Locations of major components
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1 x 500 paper feeder
chart timing General
Circuit diagrams
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Print quality troubleshooting pages
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Print quality assessment page
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Cleaning page
Configuration page
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HP embedded Jetdirect page
Finding important information on the configuration pages
Color band test
Repetitive defects ruler
Calibrate the product
Sign In menu
Retrieve Job From USB menu
Retrieve Job From Device Memory menu
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Supplies menu
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Trays menu
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Administration menu
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General Settings menu
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Retrieve From USB Settings menu
General Print Settings menu
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Default Print Options menu
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Display Settings menu
Manage Supplies menu
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Manage Trays menu
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Network Settings menu
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Troubleshooting menu
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Device Maintenance menu
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USB Firmware Upgrade menu
To display
10.0X.Y0 Supply memory error
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10.23.70 Printing past very low
10.XX.34 Used supply in use
10.XX.40 Genuine HP supplies installed
10.XX.41 Unsupported supply in use
10.XX.70 Printing past very low
10.YY.15 Install <supply
10.YY.25 Wrong cartridge in <color> slot
10.YY.35 Incompatible <supply
11.00.YY Internal clock error
13.A3.FF
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13.D3.DZ
13.WX.EE
13.WX.FF
13.WX.YZ Fuser area jam
13.WX.YZ Fuser wrap jam
13.WX.YZ Jam below control panel
13.WX.YZ Jam in middle right door
13.WX.YZ Jam in right door
13.WX.YZ Jam in Tray
13.WX.YZ Jam in Tray <X
20.00.00 Insufficient memory To continue, press OK
21.00.00 Page too complex
32.1C.XX
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33.XX.YY
33.XX.YY Used board/disk
41.02.00 Error
41.03.YZ Unexpected size in tray <X
41.05.YZ Unexpected type in tray <X
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41.07.YZ Error To continue, press OK
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42.XX.YY
47.WX.YZ Printer calibration error To continue, press OK
◦47.FC.23
49.XX.YY To continue, turn off then on
50.WX.YZ Fuser error To continue, turn off then on
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51.00.YY Error
52.00.XX To continue, turn off then on
54.XX.YY Error
54.0X.0D or 54.0X.0E
55.00.YY DC controller error To continue, turn off then on
55.0X.YY DC controller error To continue, turn off then on
56.00.YY Error To continue, turn off then on
57.00.0Y Error To continue, turn off then on
59.00.YY Error To continue, turn off then on
60.00.0Y Tray <Y> lifting error
62.00.00 No system To continue, turn off then on
70.00.00 Error To continue, turn off then on
81.0X.YY Embedded JetDirect error
98.00.01 Corrupt data in firmware volume
98.00.02 Corrupt data in solutions volume
98.00.03 Corrupt data in configuration volume
98.00.04 Corrupt data in job data volume
99.00.01 Upgrade not performed file is corrupt
99.00.02 Upgrade not performed timeout during receive
99.00.03 Upgrade not performed error writing to disk
99.00.04 Upgrade not performed timeout during receive
99.00.05 Upgrade not performed timeout during receive
99.00.06 Upgrade not performed error reading upgrade
99.00.07 Upgrade not performed error reading upgrade
99.00.08 Upgrade not performed error reading upgrade
99.00.09 Upgrade canceled by user
99.00.10 Upgrade canceled by user
99.00.11 Upgrade canceled by user
99.00.12 Upgrade not performed the file is invalid
99.00.13 Upgrade not performed the file is invalid
99.00.14 Upgrade not performed the file is invalid
99.09.60 Unsupported disk
99.09.61 Unsupported disk
99.09.62 Unknown disk
99.09.63 Incorrect disk
99.09.64 Disk malfunction
99.09.65 Disk data error
99.09.66 No disk data installed
99.09.67 Disk is not bootable please download firmware
<Binname> Full Remove all paper from bin
<Supply> almost full
<Supply> low OR Supplies low
<Supply> very low OR Supplies very low
<Tray X> lifting
[File System] device failure To clear, press OK
[File System] file operation failed To clear, press OK
[File System] file system is full To clear, press OK
[File System] is not initialized
[File System] is write protected
Accept bad signature
Bad optional tray connection
Calibration reset pending
Canceling
Canceling... <jobname
Checking engine
Checking paper path
Chosen personality not available To continue, press OK
Cleaning do not grab paper
Cleaning
Clearing event log
Clearing paper path
Close front door
Close lower right door
Close upper right door
Creating cleaning page
Data received To print last page, press OK
EIO <X> disk initializing
Event log is empty
Expected drive missing
HP Secure Hard Drive disabled
Incompatible <supply
Incompatible supplies
Install <supply
Install <supply> Close rear door
Install Fuser Unit
Install supplies
Install Transfer Unit
Internal disk not functional
Internal disk spinning up
Load Tray <X>: [Type], [Size]
Load Tray <X>: [Type], [Size] To use another tray, press OK
Manually feed output stack Then press OK to print second sides
Manually feed: [Type], [Size]
Manually feed: [Type], [Size] To use another tray, press OK
Moving solenoid
Moving solenoid and motor
No job to cancel
Paused
Performing Color Band Test
Performing Paper Path Test
Please wait
Printing CMYK samples
Printing Color Usage Log
Printing Configuration
Printing Demo Page
Printing Engine Test
Printing Event Log
Printing File Directory
Printing Font List
Printing Fuser Test Page
Printing Help Page
Printing Menu Map
Printing PQ Troubleshooting
Printing Registration Page
Printing RGB Samples
Printing Supplies Status Page
Printing Usage Page
Processing duplex job Do not grab paper until job completes
Processing job from tray <X>... Do not grab paper until job completes
Processing
Processing... copy <X> of <Y
Ready
Ready <IP Address
Remove all print cartridges
Remove at least one print cartridge
Remove shipping lock from Tray
Replace <supply
Replace Supplies
Restore Factory Settings
Restricted from printing in color
Rotating <color> motor
Rotating motor
Size mismatch in Tray <X
Sleep mode on
Supplies in wrong positions
Tray <X> empty: [Type], [Size]
Tray <X> open
Tray <X> overfilled
Troubleshooting
Type mismatch Tray <X
Unsupported drive installed To continue, press OK
Unsupported tray configuration
Unsupported USB accessory detected Remove USB accessory
USB accessory needs too much power Remove USB and turn off then on
USB accessory not functional
Used supply installed To continue, press OK OR Used supply in use
Wrong cartridge in <color> slot
Event log messages
Print an event log
View an event log
Clear an event log
Common causes of jams
Jam locations
Clear jams in Tray
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Clear jams in the output bin area
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Clear jams in the right door
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Clear jams in the lower right door (Tray 3)
Jams in the output bin
Jams in the fuser and transfer area
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Jams in the duplex area (duplex models)
Jams in Tray 1, Tray 2 and internal paper path
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Jams in Tray
Change jam recovery
Auto
Off
●General Settings
●Jam Recovery
Product feeds multiple sheets
Paper does not feed automatically
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Select a manual print mode
●Print Quality
●Adjust Paper Types
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Image defects table
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Set up an auto cleaning page
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Solve direct connect problems
Solve network problems
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Service menu
●Service Access Code
Your user account does not have permission to access the selected item
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Restore factory-setdefaults
Product cold reset
Active and repository firmware locations
Partial Clean
Clean Disk
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Embedded Web Server
USB storage device (Preboot menu)
USB storage device (control-panelmenu)
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4 Parts and diagrams
Replacement parts:
Supplies and accessories:
Accessories
Print cartridges and toner collection unit
Memory
Customer self repair (CSR) and service kits
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Internal assemblies (1 of 5)
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Internal assemblies (2 of 5)
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Internal assemblies (3 of 5)
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Internal assemblies (4 of 5)