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Q3938A Color LaserJet cm6040 multifunction printer

HP Color LaserJet cm6040 multifunction printer (Q3938A)

MFG Part Number: Q3938A 31ppm black, 31ppm color, 1200 x 600 DPI, Ethernet, USB 2.0

HP Color LaserJet CM6030 and CM6040 MFP series service manual

Q3938A Service ManualView Service Manual Buy Q3938A Service ManualBuy Printed Manual

Manual contents and shortcuts

Product basics
Product comparison
Product features
Product walkaround
Front view
Back view
Interface ports
Serial number and model number location
Supported operating systems
Control panel
Use the control panel
Control-panel layout
Home screen
Buttons on the touchscreen
Control-panel help system
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
Paper and print media
Understand paper and print media use
Supported paper and print media sizes
Supported paper types
Special paper or print media guidelines
Load paper and print media
Load Tray 1
Load trays 2, 3, 4, or 5
Load letterhead, pre-printed, or pre-punched paper
Configure trays
Automatic media type sensing (auto sense mode)
Configure a tray to match print job settings
Configure a tray when loading paper
Select the paper by source, type, or size
Choose an output location
Optional output accessories
Standard output bins
Use the booklet-making feature
Configure the accessory operation mode
Manage and maintain the product
Information pages
HP Easy Printer Care
HP Easy Printer Care software sections
Open the HP Easy Printer Care software
Embedded Web server
Open the embedded Web server by using a network connection
Embedded Web server sections
Use HP Web Jetadmin software
Security features
Foreign Interface Harness (FIH)
Secure the embedded Web server
Secure Disk Erase
DSS authentication
Lock the control-panel menus
Manage supplies
HP fraud hotline and Web site
HP policy on non-HP print cartridges
Print-cartridge storage
Replace supplies
Locate supplies
Supply replacement guidelines
Approximate replacement intervals for supplies
Change print cartridges
Change image drums
Install memory
Replace the staple cartridge
Replace saddle stitch staple cartridges in the booklet maker
Clean the product
Clean the outside of the product
Clean the product interior
Clean the 3X500 sheet input tray
Clean the IPTU
Clean the scanner glass
Clean the touchscreen
Cleaning the ADF delivery system
ADF maintenance kit
Calibrate the scanner
Upgrade the firmware
Determine the current firmware version
Download new firmware from the HP Web site
Transfer the new firmware to the product
Use the HP Jetdirect firmware
Set the real-time clock
Set the date
Set the date format
Set the time
Set the time format
Theory of operation
Basic operation
Sequence of operation
Formatter system
Resolution Enhancement technology (REt)
Sleep mode
CPU
Input/output
Memory
PJL overview
Control panel
PML
Engine-control system
DC controller
Fuser control
Low-voltage power supply
Relay-failure detection
High-voltage power supply
Laser/scanner system
Image-formation system
Image-formation process
Print cartridge
Imaging drum
Intermediate transfer belt (ITB) unit
Calibration
Secondary-transfer-roller unit
Pickup, feed, and delivery system
Pickup-and-feed unit
Fusing and delivery unit
Duplexing unit
Jam detection
Optional input trays
Paper-feeder pickup and feed operation
Scanner component
Product boards
Scanner system block diagram
Scanner image-data path
Scanner power topology
Scanner power states
Sensor topology
Boards I/Os
Scanner operation flow
ADF
ADF simplex-printing operation sequence
Input tray
ADF duplex-printing operation sequence
Multifeed operation
End of a scan job operation
Paper pick and separation operation
Deskew
Removal and replacement
Removal and replacement strategy
Introduction
Required tools
Types of screws
After performing service
Before performing service
Service approach
Parts removal order
User-replaceable parts
Fuser
Transfer roller
Intermediate transfer belt (ITB)
Tray 1 pickup and separation rollers
Tray 2, 3, 4, and 5 pickup rollers
Formatter
Tray 2
Trays 3, 4, and 5
Service-replaceable parts
Secondary transfer unit
Multipurpose drive unit
Multipurpose-tray guide (Tray 1) unit
Cassette (Tray 2) pickup unit
Rear-left cover
Rear-right cover
Rear cover
Low-voltage power-supply unit
High-voltage power supply PCA (A)
Lifter-drive unit
Fuser motor
Intermediate-transfer belt (ITB) motor
Face-down output bin
Left cover
Laser/scanner fan duct
Print-cartridge driver PCA
High-voltage power supply PCA (B)
Formatter case
DC controller PCA
Environmental sensor
Image-drum motor
Fuser fan
Print-cartridge feed motor (black)
Print-cartridge feed motor (yellow, magenta, and cyan)
Cartridge fan unit
Laser/scanner fan unit
Fuser power-supply unit
Primary transfer-roller disengagement motor
Print-cartridge drive unit (yellow and magenta)
Print-cartridge drive unit (cyan and black)
Print-cartridge interface PCA (cyan and black)
Print-cartridge interface PCA (yellow and magenta)
Main drive unit
Cartridge fan duct
Duplex switchback tray
Front lower cover
Inner cover
Rear scanner cover
Right upper cover
Front door
Front door assembly
Color-misregistration and image-density sensor unit
Pressure-release sensor unit
Scanner cover
Laser/scanner assembly (yellow and magenta)
Laser/scanner assembly (cyan and black)
VOC fan
Duplexing reverse unit
Face-down delivery unit
Face-down cover
Right-door assembly
Duplexing feed unit
Multipurpose-tray (Tray 1) pickup unit
Thermopile unit
Front-lower cover
ITB duct
Optional input trays
1x500-sheet input tray
3x500-sheet input tray
Scanner
Optical scanner
Upper-left scanner cover
Upper-right scanner cover
Control panel
Front scanner cover
Lower-left scanner cover
Lower-right scanner cover
Top scanner cover
Glass assembly
Carriage unit
Configure the SCB when replacing the carriage unit, inverter, SCB, or optical scanner
Pulley assembly and motor unit
Rail
Inverter
Lid sensor
SCB, CPB, and SCUID
Power-supply unit
Scanner fan
SCB fan
Control panel fan
Fan filter
ADF
ADF assembly
ADF input tray sensors
Separation floor assembly
Diverter
Jam cover
Hinge assemblies
Float assembly
White backing
Front end cover (cap)
Rear end cover (cap)
ADF PCA and wire harness
Input tray
Solve problems
Introduction
Troubleshooting process
Determine the problem source
Power subsystem
Tools for troubleshooting
Internal print-quality test pages
Solve performance problems
Solve connectivity problems
Solve direct-connect problems
Solve network connectivity problems
Control-panel message types
Control-panel messages
Event log messages
Clear the event log
Print an event log
Show an event log
Event log message
Paper-handling problems
Jams
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, 3, 4, or 5
Envelopes jam or will not feed in the product
Transparencies or glossy paper will not feed
Output is curled or wrinkled
Product will not duplex or duplexes incorrectly
Solve image quality problems
Example print quality problems
Repetitive defects ruler
Optimize and improve image quality
Overhead transparency defects
Print quality problems associated with jams
Print quality problems associated with the environment
Image-quality issues
Interface troubleshooting
Communication checks
EIO troubleshooting
Engine diagnostics
LED diagnostics
Engine-test button
Troubleshooting menu
Diagnostics mode
Diagnostics that put the engine into the special diagnostics mode
Diagnostic tests
Disable cartridge check
Paper-path sensors test
Paper-path test
Manual sensor test (special-mode test)
Component tests
Print/stop test
Color-band test
Scanner tests
Service-mode functions
Service menu
Product resets
Solve scanner problems
Solve fax problems
Solve e-mail problems
Validate the LDAP gateway address
Validate the SMTP gateway address
Diagrams
Connectors
Fans
Sensors
Motors
Solenoids
Switches
Block diagrams
General timing chart
General circuit diagrams
Signals
Output accessories and intermediate paper transfer unit (IPTU)
Theory of operation
Intermediate paper transfer unit (IPTU)
3-bin stapler/stacker
HP Booklet Maker/Finisher accessory
Specifications
Accessory specifications
Stapler/stacker output-bin capacities
Booklet-maker output-bin capacities
Removal and replacement
Intermediate paper transfer unit (IPTU)
Stapler/stacker and Booklet maker
Solve problems
Intermediate paper-transfer unit (IPTU)
Stapler/stacker and booklet maker
Parts and diagrams
Order parts, accessories, and supplies
Order directly from HP
Order directly through the software
Orderable and non-orderable parts
Replacement kits
Printer supplies and accessories
Printer
Printer parts
Input-accessory devices
Input trays
Output-accessory devices
Intermediate paper-transfer unit (IPTU)
Stapler/stacker and booklet-maker
Automatic document-feeder (ADF)
Automatic document feeder (ADF) assemblies
Scanner
Scanner assemblies
Alphabetical parts list
Numerical parts list
Service and support
Hewlett-Packard limited warranty statement
Print cartridge limited warranty statement
Color LaserJet Fuser Kit, Transfer Kit, and Roller Kit Limited Warranty Statement
Customer self repair warranty service
Customer support
Availability of support and service
HP maintenance agreements
Next-day onsite service
On-site service agreements
Priority onsite service
Weekly (volume) on-site service
Product specifications
Physical specifications
Electrical specifications
Acoustic specifications
Environmental specifications
Regulatory information
Compliance with FCC regulations
Declaration of Conformity
Declaration of Conformity
Environmental product stewardship program
HP LaserJet print supplies
Ozone production
Paper use
Plastics
Power consumption
Protecting the environment
Toner consumption
Material restrictions
Paper
Return and recycling instructions
Disposal of waste equipment by users in private households in the European Union
Material Safety Data Sheet (MSDS)
For more information
Certificate of volatility
Types of memory
Safety statements
Canadian DOC regulations
EMI statement (Korea)
Laser safety
Power cord statement (Japan)
VCCI statement (Japan)
EMI statement (Taiwan)
General telecom statement
Laser statement for Finland
Substances Table (China)
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