HP Color LaserJet CM6049f MFP, Service Manual & Parts List

Service Manual HP Color LaserJet CM6049f MFP;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP Color LaserJet CM6049f MFP 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 theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of HP Color LaserJet CM6049f MFP photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Product introduction
Product features
Product walkaround
Front view
HP Color LaserJet CM6049f MFP
Back view
Interface ports
Serial number and model number location
Supported operating systems

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

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
Print envelopes
Load trays 2, 3, 4, or 5
Load standard-sized media into trays 2, 3, 4, or 5
Load undetectable standard-sized media into Tray 2, 3, 4, and 5
Load custom-size media into tray 2, 3, 4, or 5
Load large size paper into Tray 3, 4, or 5
Load letterhead, pre-printed, or pre-punched paper
Change the Image Rotation setting
Choose the correct orientation for loading letterhead, pre-printed, or prepunched
Configure trays
Configure a tray when loading paper
Configure a tray to match print job settings
Automatic media type sensing (auto sense mode)
Auto sense settings
Select the paper by source, type, or size
Type and Size
Choose an output location
Standard output bins
Optional output accessories
3-bin stapler/stacker features
Booklet maker finisher features
Accessory walkaround
Use the booklet-making feature
Create a booklet from the print driver
Create a booklet from a copy
Configure the accessory operation mode
Select the operating mode at the control panel
Select the operating mode in the printer driver
Select the operating mode in the printer driver (Mac OS X)

Information pages
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
Data affected
Gain access to Secure Disk Erase
Additional Information
DSS authentication
Lock the control-panel menus
Manage supplies
Print-cartridge storage
HP policy on non-HP print cartridges
HP fraud hotline and Web site
Replace supplies
Locate supplies
Supply replacement guidelines
Approximate replacement intervals for supplies
Change print cartridges
Change image drums
Install memory
Install DDR memory DIMMs
Enable memory
Enable memory for Windows 2000 and XP
Install an HP Jetdirect or EIO print server card or EIO hard disk
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 touchscreen
Clean the scanner glass
Cleaning the ADF delivery system
Clean the ADF delivery system
Clean the ADF rollers
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 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 MS-DOS commands to upgrade the firmware
Use the HP Jetdirect firmware
Set the real-time clock
Set the date format
Set the date
Set the time format
Set the time

Basic operation
Sequence of operation
Formatter system
Sleep mode
Resolution Enhancement technology (REt)
Hard disk
Random-access memory
DIMM slot
Nonvolatile memory
PJL overview
Control panel
Engine-control system
DC controller
Motors and fans
Fuser control
Fuser temperature-control circuit
Fuser over-temperature protection
Fuser-failure detection
Fuser identification
Fuser-life detection
Relay-failure detection
Low-voltage power supply
Overcurrent/overvoltage protection
Voltage detection
Sleep (powersave) mode
High-voltage power supply
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
Imaging drum
Developing roller engagement and disengagement
Intermediate transfer belt (ITB) unit
Primary-transfer-roller engagement and disengagement
ITB unit detection
Secondary-transfer-roller unit
Color-misregistration contol
Image stabilization control
Pickup, feed, and delivery system
Pickup-and-feed unit
Cassette pickup
Cassette paper-size and cassette-presence detection
Cassette lift operation
Cassette paper-level and paper-presence detection
Multifeed prevention
Multipurpose tray pickup
Multipurpose tray last-paper detection
Paper feed
Skew-feed prevention
Paper-type detection
Feed-speed control
Fusing and delivery unit
Loop control
Pressure-roller pressurization control
Duplexing unit
Duplexing reverse and feed control
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
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

Removal and replacement strategy
Required tools
Types of screws
Service approach
Before performing service
After performing service
Parts removal order
User-replaceable parts
Transfer roller
Intermediate transfer belt (ITB)
Tray 1 pickup and separation rollers
Tray 2, 3, 4, and 5 pickup rollers
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
1×500-sheet input tray
Right door
Lower-rear cover
Front-right cover
Right cover
Front-upper cover
Lower-left cover
Front-lower door
Pickup unit
Input tray is attached
Paper feeder is not attached
Auto-close unit
Pickup motor
Paper-feeder driver PCA
3×500-sheet input tray
Right door
Lower-rear cover
Front-right cover
Right cover
Front-upper cover
Left cover
Pickup unit (middle cassette)
Pickup unit (lower cassette)
Pickup unit (upper cassette)
Paper feeder is attached
Paper feeder is not attached
Auto-close unit
Pickup motor
Paper-feeder driver PCA
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
Pulley assembly and motor unit
Inverter unit
Lid sensor
Power-supply unit
Scanner fan
SCB fan
Control panel fan
Fan filter
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

Troubleshooting process
Determine the problem source
Pre-troubleshooting checklist
Troubleshooting checklist
Troubleshooting flowchart
Power subsystem
Power-on checks
Power-on troubleshooting overview
Tools for troubleshooting
Internal print-quality test pages
Print-quality-troubleshooting pages
Diagnostics page
Cleaning page
Configuration pages
Configuration page
HP embedded Jetdirect page
Embedded protocol page
Finding important information on the configuration pages
Solve performance problems
Solve connectivity problems
Solve direct-connect problems
Solve network connectivity problems
Solve network printing problems
Verify communication over the network
Control-panel message types
Control-panel messages
Event log messages
Print an event log
Show an event log
Clear the event log
Event log message
Paper-handling problems
Common causes of jams
Jam locations
Clear jams
Jam sensors
AREA 1: Jams in the output bin
AREA 2 and 3: Jams in the fuser and transfer area
AREA 4: Jams in the duplex area
AREA 5: Jams in Tray 2 and the internal paper path
AREA 6:Jams in Tray 1
AREA 7: Jams in optional Trays 3, 4, and 5
AREA 8: Jams in the optional finishing devices
AREA 9: Jams in the ADF
Clear staple jams
Jam recovery
Product feeds multiple sheets
Product pulls from incorrect tray
Product feeds incorrect page size
Paper does not feed automatically
Paper does not feed from Tray 2, 3, 4, or 5
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
Solve image quality problems
Example print quality problems
Repetitive defects ruler
Overhead transparency defects
Print quality problems associated with the environment
Print quality problems associated with jams
Optimize and improve image quality
Use supported paper
Calibrate the product
Specify the correct paper type
Clean the fuser
Respond to control-panel error messages
Clean the registration second transfer assembly
Use manual print modes
Print-quality-troubleshooting pages
Image-quality issues
Interface troubleshooting
Communication checks
EIO troubleshooting
Engine diagnostics
LED diagnostics
Understand lights on the formatter
HP Jetdirect LEDs
Heartbeat LED
Understand lights on the SCB
Understand lights on the copy-process board (CPB)
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
Component test (special-mode test)
Transfer-motors test
Belt-only test
Image-drum motors test
CMYK-laser test
Fuser-motor test
Fuser pressure-release motor test
Color-alienation motor test
ITB-contact/alienation test
Paper-transport motor test
Tray-1 pickup-solenoid test
Tray-2 pickup-motor test
Duplexer reverse-motor test
Duplexer refeed-motor test
Print/stop test
Color-band test
Scanner tests
Service-mode functions
Service menu
Product resets
NVRAM initialization
Solve scanner problems
Solve fax problems
Solve e-mail problems
Validate the SMTP gateway address
Validate the LDAP gateway address
DC controller PCA
Product base
1 x 500 input tray
3 x 500 input tray
Product base
Product base
1 x 500 input tray
3 x 500 input tray
Product base
1 x 500 input tray
3 x 500 input tray
Product base
1 x 500 input tray
3 x 500 input tray
Product base
1 x 500 input tray
3 x 500 input tray
Block diagrams
Main assemblies
Main parts
1 x 500 input tray
3 x 500 input tray
Intermediate paper-transfer unit (IPTU)
Components (scanner)
Sensors (ADF)
General timing chart
General circuit diagrams

Theory of operation
Intermediate paper transfer unit (IPTU)
Basic operation
Feed operation
Jam detection
3-bin stapler/stacker
Basic operation
Electrical circuitry
Feed drive system
Construction of the control system
Paper delivery path (stapler/stacker and booklet maker)
Intermediate-process output-bin assembly (stapler/stacker and booklet
Stack job offset
Process output bin paper-stacking operation
Offset operation
Stack trailing-edge assist operation
Stack delivery operation
Staple operation (stapler/stacker and booklet maker)
Staple unit
Shift the staple unit
Stack operation (stapler/stacker and booklet maker)
Output bin operation
Shutter operation
Jam detection
Power supply
Power-supply route
Protection function
HP Booklet Maker/Finisher accessory
Basic operation
Basic operation of the stacker unit
Electrical circuitry of the stacker unit
Basic operation of the booklet maker unit
Electrical circuitry for the booklet maker unit
Feed drive system
Paper-delivery path (booklet maker only)
Basic operation for the booklet maker
Control of the inlet flappers
Control of paper movement
Alignment of paper
Control the phase of the crescent roller
Overview of folding
Control of stack movement
Fold the stack
Double folding a stack
Intermediate-process-tray assembly
Staple operation
Stapler unit
Stapling operation
Stitcher (stapler) unit
Stack operation
Jam detection
Detect jams in the stacker unit
Detect jams in the booklet maker unit
Power supply
Power-supply route for the stacker unit
Protective function for the stacker unit
Power-supply route for the booklet maker unit
Protective function for the booklet maker unit
Accessory specifications
Stapler/stacker output-bin capacities
Booklet-maker output-bin capacities
Removal and replacement
Intermediate paper transfer unit (IPTU)
Upper guide assembly
Rear cover
Fan unit
Right belt-drive unit
Left belt-drive unit
Finisher lock-assembly
IPTU paper-feed motor 1
IPTU paper-feed motor 2
IPTU driver PCA
Stapler/stacker and Booklet maker
Identify the booklet maker and stapler/stacker
Remove the booklet maker and stapler/stacker from the printer
External covers
Entrance lower-guide assembly
Front door
Rear cover
Front-foot cover
Rear-foot cover
Front inside-upper cover
Front inside-lower cover (booklet maker only)
Left-upper cover
Top door
Grate-shaped upper guide
Move output bins 1 and 2
Grate-shaped lower guide
PCA cover
Drive system
Stapler assembly
Swing unit
Upper crossmember unit
Saddle unit (booklet maker only)
Saddle-stapler assembly (booklet maker only)
Positioning plate unit (inner side-plate assembly) (booklet maker only)
Document feed system
Operation-tray assembly
Output-bin 1
Output-bin 2
Upper output bin (stapler-stacker only)
Buffer rollers
Booklet-delivery output bin (booklet maker only)
Booklet-delivery output bin unit (booklet maker only)
Return roller unit
Pressure roller unit
Entrance upper guide unit
Upper-delivery guide (booklet maker only)
Inlet feed unit (stapler-stacker only)
Inlet feed unit (booklet maker only)
Paper-folding roller (booklet maker only)
Electrical system
Stacker controller PCA
Saddle-stitcher controller PCA (booklet maker only)
Solve problems
Intermediate paper-transfer unit (IPTU)

Stapler/stacker and booklet maker
Individual component diagnostics
Manual sensor test
Component test
LED diagnostics
Cross sections
Variable resistors, LED, and check pins
Circuit diagrams
Adjust the alignment position
Adjust the staple position
Adjust the folding position to the stitch position (Booklet maker
Adjust the stitcher unit
9 Parts and diagrams
Order parts, accessories, and supplies
Orderable and non-orderable parts
Replacement kits
xviii ENWW
Printer supplies and accessories
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 assemblies
Alphabetical parts list
Numerical parts list
Appendix A Service and support
Hewlett-Packard limited warranty statement
Appendix B Product specifications
Physical specifications
Considerations for “pre-flighting” a LaserJet
Electrical specifications
Acoustic specifications
Environmental specifications
Appendix C Regulatory information
Compliance with FCC regulations
Declaration of Conformity
Environmental product stewardship program
Protecting the environment
Ozone production
Power consumption
Toner consumption
Paper use
HP LaserJet print supplies
Return and recycling instructions
United States and Puerto Rico
Multiple returns (more than one cartridge)
Single returns
Non-U.S. returns
Material restrictions
Disposal of waste equipment by users in private households in the European
Material Safety Data Sheet (MSDS)
For more information
Certificate of volatility
Types of memory
Volatile memory
Non-volatile memory
Hard-disk-drive memory
Safety statements
Laser safety
Canadian DOC regulations
VCCI statement (Japan)
Power cord statement (Japan)
EMC statement (Korea)
EMI statement (Taiwan)
General telecom statement
Laser statement for Finland
Substances Table (China)

Number of pages: 1207.