Color Laserjet Enterprise CP4020/CP4520
Page
 HP Color LaserJet Enterprise CP4020- CP4520 Series Printers
 Trademark Credits
Copyright and License
 Conventions used in this guide
 Iv Conventions used in this guide
 Table of contents
 Removal and replacement
 Print-quality test
 119
 Enww
 Solve problems
 265
 383
 Parts and diagrams
 Appendix B Product specifications
Appendix a Service and support
Appendix C Regulatory information
 515
 Xvi
 List of tables
 17 Causes and solutions for fuser delivery delay jams 394
 Table B-4
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 List of figures
 49Paper-feeder pickup and feed operation
 41 Remove the front-top cover 1 100
 71 Remove the secondary transfer assembly 1 119
 115 Remove the delivery assembly 3 146
 161 Remove the tray-pickup drive assembly 1 178
 209 Remove the fuser-drive assembly 1 212
 19 Test the Tray 1 media-present sensor 261
 20 Paper feeder external covers, panels, and doors 470
 Xxx
 Theory of operation
 1Relationship between the main product systems
Basic operation
 1Sequence of operation
Sequence of operation
Period Duration Description
 2Engine-control system
Engine-control system
 Solenoids
DC controller
Component abbreviation Component name
 Clutches
Switches
 Sensors
Sensors
 Abbreviation Name Purpose Failure detection
Motors
 Abbreviation Name Cooling area Type Speed
Fans
 7High-voltage power supply circuits
High-voltage power supply
Circuit Description
 Biases for each color
 8Converted DC voltages
Low-voltage power supply
 Sleep powersave mode
Safety
Low-voltage power supply failure
Overcurrent/overvoltage protection
 9Fuser components
Fuser control
Type of component Abbreviation Name Function
 Fuser sleeve temperature protection
Fuser temperature control
 Failure detection
 Fuser unit life detection
Fuser unit identification
 8Laser/scanner system
Laser/scanner system
 Laser/scanner failure
Protective-glass cleaners
 9Protective-glass cleaners PGCs Theory of operation
 ITB
Image-formation system
 11Image-formation drive system
 Functional block Steps Description
Image-formation process
 Primary charging
Pre-exposure
 Development
Laser-beam exposure
 Secondary transfer
Primary transfer
 Separation
Fusing
 Drum cleaning
ITB cleaning
Print cartridge
 23Print-cartridge system
 Developing-roller engagement and disengagement
 25 ITB unit
Intermediate transfer belt ITB unit
 10Primary-transfer-roller engagement states
Primary-transfer-roller engagement and disengagement
 SL1
 Calibration
27ITB cleaning process
 Image-stabilization control
Color-misregistration control
 11Image-stabilization controls
 29 Paper path
Pickup, feed, and delivery system
 Component
 Abbreviation Component
 32Three main units of the pickup, feed, and delivery system
 Cassette pickup
Pickup-and-feed unit
 Cassette-presence detection
Top switch Center switch Bottom switch
Paper size
 Cassette multiple-feed prevention
35Cassette lift mechanism
 36Multiple-feed prevention
Multipurpose tray pickup
 37Multipurpose tray pickup mechanism
Paper feed
 38Paper-feed mechanism
 Paper detection
Skew-feed prevention
 14Print mode and feed speed
Fusing and delivery unit
Simplex printing
Duplex printing
 40Fuser and delivery unit
Loop control
 41Loop-control mechanism
 42Pressure-roller pressurization control
Pressure-roller pressurization control
 43Duplexing unit
Duplexing reverse and feed control
 Duplex reverse and feed control
Duplex print operation
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 45Jam detection sensors
Jam detection
 Jam Description
16Jams that the product detects
 461 x 500 optional paper feeder
Optional paper feeder
 473 x 500-sheet optional paper feeder
 17Electrical components for the paper feeder
Motor control
Component Abbreviation Component name Type
Component Drives Failure detection
 18Pickup feed components 1 x 500-sheet paper feeder
Paper-feeder pickup and feed operation
 SW2 SW3 SW4
 OFF
Paper-size detection and cassette-presence detection
 SR2/SR8/SR9
Paper-feeder cassette lift operation
 51Jam detection 1 x 500-sheet paper feeder
Paper feeder jam detection
 52Jam detection 3 x 500-sheet paper feeder
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 Removal and replacement
 Introduction
Removal and replacement strategy
 Required tools
Electrostatic discharge
 After performing service
Before performing service
 Print-quality test
Post-service test
 Parts removal order
2Parts removal order 1 Removal and replacement
 3Parts removal order 2
 Print cartridges
Customer self repair CSR components
 5Remove the print cartridge 2
 Toner-collection unit
7Remove the toner-collection unit 2 Removal and replacement
 8Remove the toner-collection unit 3
 ESD sensitive component
Formatter PCA
 Remove the hard drive
Hard drive
Before proceeding, remove the following components
 13Remove the hard drive 3 Removal and replacement
 Remove the memory Dimm
Memory Dimm
 Click Settings
Enable memory
Click the Device Settings tab
Next to Automatic Configuration , select Update Now
 Installable Options area
Next to Automatic Configuration, select Update Now
Click the Installable Options menu
Windows
 Tray
 Fuser
 Feed and separation rollers Trays
 Pickup roller Tray
 24Remove the pickup roller Tray 1 4 Removal and replacement
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 Secondary transfer roller
 29Reinstall the transfer roller
Reinstall the transfer roller
 Intermediate transfer belt ITB
 32Remove the intermediate transfer belt 3
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 Identification and location
External panels, covers, and doors
 35Remove the upper-left cover 1 Remove one screw
Upper-left cover
 37Remove the upper-left cover 3
 38Remove the power-supply cover Removal and replacement
Power-supply cover
 Remove the left cover
Left cover
 Remove the front-top cover
Front-top cover
 43Remove the front-top cover 3
 Remove the rear-top cover
Rear-top cover
 Remove the right-front cover
Right-front cover
 Reinstall the power button
 Remove the control-panel assembly
Control-panel assembly
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 Remove the front-door assembly
Front-door assembly
 53Remove the front-door assembly 2 Remove two screws callout
 55Remove the front-door assembly 4
 Remove the right-rear cover
Right-rear cover
 58Remove the right-rear cover 2
 Remove the rear cover
Rear cover
 61Remove the right-door assembly 2
Right-door assembly
 63Remove the right-door assembly 4 Removal and replacement
 65Remove the right-door assembly 6
 67Remove the right-door assembly 8 Removal and replacement
 68Remove the right-door assembly 9
 Cassette feed guide
Internal assemblies
 72Remove the secondary transfer assembly 2
Secondary transfer assembly
 Reinstall the secondary transfer assembly
 Remove the separation pad Tray
Separation pad Tray
 78Remove the separation pad 4 Removal and replacement
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 Remove the RD sensor assembly
Registration density RD sensor assembly
 84Remove the RD sensor assembly 4
 86Remove the RD sensor assembly 6 Removal and replacement
 Carefully remove the assembly from the product
 Registration assembly
 89Remove the registration assembly 2
Remove the registration assembly
 91Remove the registration assembly 4 Removal and replacement
 93Remove the registration assembly 6
 95Remove the registration assembly 8 Removal and replacement
 Remove the residual-toner-feed motor
Residual-toner-feed motor
 Remove the residual-toner duct and feed assembly
Residual-toner duct and feed assembly
 99Remove the residual-toner duct and feed assembly 3
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 Remove the cartridge fan and environmental sensor
Cartridge fan and environmental sensor
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 Toner-collection sensor and scanner-thermistor assembly
 Open the front-door assembly, and then remove one screw
 Remove the delivery fan
Delivery fan
 112Remove the delivery fan 2 Removal and replacement
 Remove the delivery assembly
Delivery assembly
 115Remove the delivery assembly 3 Removal and replacement
 Remove two screws
 118Remove the delivery assembly 6 Remove the assembly
 121Reinstall the delivery assembly 2
Reinstall the delivery assembly
 123Reinstall the delivery assembly 4 Removal and replacement
 Remove the duplex-drive assembly
Duplex-drive assembly
 Remove the power-supply fan
Power-supply fan
 Remove the ICB
Interconnect board ICB
 127Remove the ICB 2 Removal and replacement
 Remove the DC controller PCA only
DC controller PCA only
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 Remove the low-voltage power supply
Low-voltage power supply Lvps
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 134Remove the low-voltage power supply 4
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 Remove the DC controller PCA and tray
DC controller PCA and tray
 Remove two screws
 Remove the high-voltage power supply lower
High-voltage power supply lower HVPS-D
 Remove three screws
 142Remove the high-voltage power supply lower 3
 Release five tabs
 Reinstall the high-voltage power supply lower
146Remove the high-voltage power supply lower 7
 Remove the developing-disengagement motor
Developing-disengagement motor
 Remove the exhaust fan and fan duct
Exhaust fan and fan duct
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 152Reinstall the exhaust fan and fan duct
Reinstall the exhaust fan and fan duct
 Remove the pickup motor
Pickup motor
 Remove the lifter-drive assembly
Lifter-drive assembly
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 Remove the lifter base assembly
Lifter base assembly
 158Remove the lifter base assembly 2
Reinstall the lifter base assembly
 160Reinstall the lifter base assembly 2
 Remove the tray-pickup drive assembly
Tray-pickup drive assembly
 163Remove the tray-pickup drive assembly 3
 Remove the tray-pickup assembly
Tray-pickup assembly
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 168Remove the tray-pickup assembly 5 Removal and replacement
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 172Remove the tray-pickup assembly 9 Removal and replacement
 173Remove the tray-pickup assembly 10
 Laser/scanner assembly Y/M
 176Remove the laser/scanner assembly Y/M 2
Remove the laser/scanner assembly Y/M
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 179Remove the laser/scanner assembly Y/M 5
 Laser/scanner assembly C/Bk
 181Remove the laser/scanner assembly C/Bk 2
Remove the laser/scanner assembly C/Bk
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 Reinstall the protective glass cleaner PGC actuators
184Remove the laser/scanner assembly C/Bk 5
 187Reinstall the PGC actuators 3 Removal and replacement
 189Reinstall the PGC actuators 5
 Remove the high-voltage power supply upper
High-voltage power supply upper HVPS-T
 191Remove the high-voltage power supply upper 2
 Reinstall the high-voltage power supply upper
 Remove the yellow, magenta, cyan, and black drum motors
Yellow, magenta, cyan, and black drum motors
 Fuser motor
 194Remove the fuser motor
Remove the fuser motor
 Remove the ITB motor
ITB motor
 Main-drive assembly
 197Remove the main-drive assembly 2 Removal and replacement
Remove the main-drive assembly
 198Remove the main-drive assembly 3 Remove 10 screws
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 203Reinstall the main-drive assembly 2
Reinstall the main-drive assembly
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 Fuser-drive assembly
 Remove the fuser-drive assembly
 212Remove the fuser-drive assembly 4
 213Remove the fuser-drive assembly 5 Remove three screws
 Reinstall the fuser-drive assembly
215Remove the fuser-drive assembly 7
 Front door optional paper feeder
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 Rear cover optional paper feeder
 220Remove the right-front cover optional paper feeder
Right-front cover optional paper feeder
 Right door optional paper feeder
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 Remove the left cover optional paper feeder
Left cover optional paper feeder
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 Remove the right cover optional paper feeder
Right cover optional paper feeder
 Remove the rear-right cover optional paper feeder
Rear-right cover optional paper feeder
 Remove the pickup assembly optional paper feeder
Pickup assembly optional paper feeder
 231Remove the pickup assembly optional paper feeder 3
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 Remove the lifter assembly optional paper feeder
Lifter assembly optional paper feeder
 Remove the lifter-drive assembly optional paper feeder
Lifter-drive assembly optional paper feeder
 Remove the pickup motor optional paper feeder assembly
Pickup motor assembly optional paper feeder
 Remove the controller PCA optional paper feeder
Controller PCA optional paper feeder
 Solve problems
 Solve problems checklist
 Solve problems checklist
 Print a menu map
Menu map
 Determine the problem source
Troubleshooting process
Pre-troubleshooting checklist
1Pre-troubleshooting checklist
 Calibrate the product on
 2Troubleshooting flowchart
Troubleshooting flowchart
Power on
Event log Information pages Image quality Interface
 Power-on checks
Power subsystem
Power-on troubleshooting overview
Power-on timing approximate
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 Individual component diagnostics
Tools for troubleshooting
LED diagnostics
Understand lights on the formatter
 Heartbeat LED
Engine diagnostics
Defeating interlocks
 Engine-test button
Disable cartridge check
 3Engine-test button
Paper-path test
 Default state of bits
3Manual sensor diagnostic tests
Sensor or switch name Sensor or switch number
Manual sensor test special-mode test
 TOP top of page sensor
 C loop sensors
 Fuser delivery sensor
 Duplex re-pickup sensor
 Output bin full sensor
 Developer alienation
 Fuser pressure-release sensor
 Primary transfer-roller-disengagement sensor
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 16 Media sensor
Media sensor
 Front-door switch
 Right-door switch
 Manual sensor test 2 special-mode test
5Manual sensor test 2 diagnostic tests
 Test each switch individually Solve problems
 Tray 1 paper present sensor
 Tray 2 paper present sensor
 Tray 2 paper surface 1 and 2 sensors
 Tray 2 paper size switches
 Tray 3 paper present sensor
Tray 3 paper size switches
Tray 3 feed sensor
Tray 3 paper surface 1 and 2 sensors
 Tray 5 paper size switches
Tray 4 paper size switches
Tray 5 paper present sensor
Tray 5 feed sensor
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 Defeating
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 25Test the new ITB sensor
New ITB sensor
 26Test the right door switch Solve problems
Tray 3, 4, and 5 right door switch
 Paper-path sensors test
7Paper-path sensors diagnostic tests
Print/stop test
Sensor name Sensor number
 Component test special-mode test
Component tests
8Component test details
 Fuser Motor
Yellow Laser Scanner
Fuser Pressure Release Motor
Alienation Motor
 Repeat
Duplex Refeed Clutch Solenoid
 Block diagrams
Diagrams
 28Optional paper feeder 1 x 500-sheet
 29Optional paper feeder 3 x 500-sheet
 9Formatter PCA
Plug/jack locations
 DC controller connector locations
Location of connectors
 10DC controller connectors
 11Controller PCA connectors
32Controller PCA connectors
 33External component locations
Locations of major components
 34Major component locations 1
 35Major component locations 2
 36Major component locations 3
 Ite Description
11 9
 38PCA component locations
 39Optional paper feeder 1 x 500-sheet component locations 1
 40Optional paper feeder 1 x 500-sheet component locations 2
 41Optional paper feeder 3 x 500-sheet component locations 1
 42Optional paper feeder 3 x 500-sheet component locations 2
 Timing chart
General timing chart
 General circuit diagram 1
Circuit diagrams
 Control
 Paper feeder circuit diagram 1 X 500-sheet
 Paper feeder circuit diagram 3 X 500-sheet
 Open the HP Easy Printer Care software
HP Easy Printer Care
HP Easy Printer Care software sections
 Section Options Support tab
Settings tab
HP Proactive Support
Overview and Support tabs
 Color Access Control
Section Options Alert Settings link
 Internal print-quality test pages
Print-quality-troubleshooting pages
 Yellow Green
 51Black print-quality troubleshooting
 Diagnostics
Diagnostics
 Create and use the cleaning
Cleaning
 Configuration
Configuration
 Memory Event log Security Paper trays and options
 HP embedded Jetdirect
Security Settings information
 54 Embedded protocol
Embedded protocol
 12Important information on the configuration pages
Finding important information on the configuration pages
Color-band test
 Repetitive defects ruler
Print-quality troubleshooting tools
 Calibrate the product
 Control panel menus
Control panel menus
Show Me How menu
Retrieve job menu
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 ALL Jobs no PIN Print
When Print or Print and Delete is
Hold jobs, Print and Delete is
Delete
 Paper handling menu
Information menu
 Manage supplies menu
 Continue
Color Cartridges Stop
Print in Black
Transfer KIT Stop
 Magenta Cartridge
User Defined LOW Yellow Cartridge
Cyan Cartridge
Black Cartridge Transfer KIT
 Printing menu
Configure device menu
 Default Custom Paper Unit of Measure
Default Paper Size
Size Dimension
Print PS Errors OFF
 PCL sub-menu
 Print Quality menu
 X1 Shift
Mode Expanded
Y1 Shift
X2 Shift
 Print Mode
Adjust Paper
Restore Optimize
NOW Delay
 Cleaning
Auto Cleaning OFF
Auto Cleaning Letter
Edge Control OFF
 Create
Select the Create Cleaning
Process
 System setup menu
 Disabled
PS Defer Media Enabled
USE Requested Tray Exclusively
First
 Letterhead Mode OFF
USE Another Tray Enabled
Sleep Delay Minute
Alternative
 Custom
Wake Time
Optimum SPEED/ENERGY Faster First
Usage Save Energy
 Auto Continue OFF
JAM Recovery Auto
RAM Disk Auto
Language
 13Embedded Jetdirect menu
Menu
 Settings Subnet Mask
IPV4 Settings Config Method Bootp
Default
Default IP Auto IP
 Settings
IPV6 Settings Enable
Dhcp Renew
Primary DNS
 IPX/SPX Enable
Idle Timeout
Appletalk Enable
OFF DLC/LLC Enable
 Reset
Disable
Reset Security YES
Diagnostics Embedded Tests
 Data Path Test YES
Snmp Test YES
Select ALL YES
Tests
 Ping Results
Print Results YES
Packets Sent
Packets
 Link Speed Auto 10T Half 10T Full 100TX Half 100TX Full
Refresh YES
 Diagnostics menu
Resets menu
 Paper Path Test
Paper Path Sensors
Source ALL Trays
Tray
 Product PINs
Service menu
Voltage power supply
Color Band Test Print Test
 Control-panel message types
Interpret control-panel messages
Control-panel messages
XX values
 13.XX.YY Fuser Wrap JAM
13.XX.YY Fuser Area JAM
13.XX.YY JAM Above TOP Output BIN
13.XX.YY JAM in Lower Right Door
 Embedded I/O Buffer Overflow
Transfer Unit Error
Parallel I/O Buffer Overflow
Parallel Serial Buffer
 Fuser Error
Xxxx Error
To continue turn off then on
 See Fuser on
 XX Error
XY Error
55.XX.YY DC Controller Error
 See DC controller PCA and tray
Error
 Description Recommended action Error
 BO Cleaning Motor Error
59.A0 Error
59.C0 Error
Replace Toner Collection Unit
 59.F0 Error
 No System
Values
Permanent Storage Full
 8X.YYYY EIO Error
Storage Error Settings
8X.YYYY Embedded Jetdirect Error
Changed
 Black Cartridge LOW
Calibration Reset Pending
Black Cartridge LOW Less than Xxxx Pages
Black Cartridge Very LOW
 Card Slot Device Failure
Cleaning Disk X% Complete
Card Slot File Operation Failed
Card Slot File System is Full
 Close Lower Right Door
Cleaning Cyan Cartridge LOW
Close Right Door
Collection Unit Almost Full
 Data Received
Cyan Cartridge Very LOW
DATE/TIME = YYYY/MMMM/DD Hhmm
EIO X Disk Initializing
 EIO is Write Protected
HP Secure Drive Disabled
EIO not Initialized
Expected Drive Missing
 Install Fuser
Install Color Cartridge
Install Supplies
Install Transfer Unit
 Media insert required in tray
 Magenta Cartridge LOW
Loading Program
Magenta Cartridge LOW Less than Xxxx Pages
Magenta Cartridge Very LOW
 Moving Solenoid
NON HP Supply Installed
Moving Solenoid and Motor
Printing Stopped
 RAM Disk File Operation Failed
RAM Disk Device Failure
RAM Disk File System is Full
RAM Disk is Write Protected
 Remove Shipping Sheet
Replace Supplies Using black only
Replace Color Cartridge
Replace Fuser KIT
 ROM Disk Device Failure
Replace Transfer KIT
 ROM Disk File System is Full
ROM Disk File Operation Failed
ROM Disk is Write Protected
Sanitizing Disk X% Complete
 Manage Supplies menu on
Supplies LOW
Printing Black only
Supplies Very LOW
 Toner Collection Unit Very LOW
Toner Collection Unit LOW
Transfer KIT LOW
Transfer KIT LOW Less than Xxxx Pages
 Tray X Empty Type Size
Tray X Type Size
Tray X Open
Tray X Overfilled
 Unsupported Supply Installed
Unsupported Drive Installed
USB Accessory Error
USB Accessory not Functional
 Waiting for Tray X to Lift
Wait for Printer to Reinitialize
Warming UP
Yellow Cartridge LOW
 Yellow Cartridge Very LOW To continue press OK
Yellow Cartridge Very LOW
 Print an event log
Event log messages
Show an event log
 Clear the event log
Sample event log
 Event log message Description Comments
Event log message table
 Quick Calibrate NOW,
Configure DEVICE, and then
 Then press theOK button
 DC controller Nvrm is not
 Reading the header number and size 99.00.08
 Common causes of jams
Clear paper jams
Product is jammed
 ITB
 Jam code
15Common causes of jams by area
 Jam locations
Type of jam Procedure
 13.XX.YY JAM in Optional Trays
Clear jams in the right door
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 Clear jams in Tray
Clear jams in the output bin area
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 Clear jams in Tray 2 or optional Trays 3, 4, or
 Clear jams in the lower right door Tray 3, 4, or
 Jams in the output bin
Jam causes and solutions
Jams in the fuser and transfer area
 19Causes and solutions for fuser delivery stationary jams
 21Causes and solutions for pickup delay jams
20Causes and solutions for residual media jams
 23Causes and solutions for duplexing reverse jams
22Causes and solutions for pickup stationary jams
24Causes and solutions for duplex repick jams
 Right-door assembly on
25Causes and solutions for residual media jams
 Jams in Tray 1, Tray 2 and internal paper path
26Causes and solutions for pickup delay jam 1 tray pickup
 Jams in Tray 3, 4,
27Causes and solutions for pickup stationary jams
 29Causes and solutions for residual media jams
 Set the jam recovery feature
Change jam recovery
 Product feeds multiple sheets
Solve paper-handling problems
Product feeds incorrect page size
Product pulls from incorrect tray
 Paper does not feed from Tray 2, 3, 4, or
Paper does not feed automatically
Paper does not feed automatically
Paper does not feed from Tray 2, 3, 4, or
 Envelopes jam or will not feed in the product
Transparencies or glossy paper will not feed
Transparencies or glossy paper will not feed
Envelopes jam or will not feed in the product
 Product will not duplex or duplexes incorrectly
Output is curled or wrinkled
Output is curled or wrinkled
 Automatic Configuration list
Under Installable Options, click Update Now
Properties or Printing Preferences
 PRE-ROTATION Mode
30MP modes under the Adjust Paper Types sub menu
Use manual print modes
 31MP modes under the Optimize submenu
 Problem Sample Cause Solution
Solve image-quality problems
Image defects table
 Transfer belt ITB on
 Assembly Y/M on page 186 or
 Power supply lower HVPS-D
 Assembly. See Secondary transfer
 Execute a Pressure roller clean
 Clean the paper path
Clean the product
Clean the product
 Problem Cause Solution
Solve performance problems
 Solve direct-connect problems
Solve connectivity problems
Solve network problems
 Solve connectivity problems
 Service menu
Service mode functions
 Refurbish Cycle Count
Refurbish page Count
Serial Number
 Cold Reset Paper
Service ID
NEW Registration Roller
Media Sensor Value
 Restore factory-set defaults
Product resets
Hard disk initialization optional
Nvram initialization
 Product cold reset
Product updates
 Parts and diagrams
 Order parts, accessories, and supplies
 Part numbers
Accessories
Print cartridges and toner collection unit
Memory
 1Maintenance kits
Service maintenance kits
Customer self repair CSR parts
 2110V and 220V unique components
Unique components
3Simplex and duplex unique components
 4Common fasteners
Screws
 How to use the parts lists and diagrams
 1External covers, panels, and doors
External covers, panels, and doors
 Description Part number Qty
5External covers, panels, and doors
 2Right door assembly
Right door assembly
 6Right door assembly
 Front door assembly
 7Front door assembly
 Internal components 1
Internal components
 8Internal components 1
 Internal components 2
 9Internal components 2
 6Internal components 3
Internal components 3
 10Internal components 3
 Internal components 4
 11Internal components 4
 8Internal components 5
Internal components 5
 12Internal components 5
 Simplex Model Duplex Model
Internal components 6
 13Internal components 6
 10Internal components 7
Internal components 7
 14Internal components 7
 Cassettes
Cassettes
 15 Cassette
 Paper pickup assembly
 16Paper pickup assembly
 13Tray 1 paper pickup assembly
Tray 1 paper pickup assembly
 17Tray 1 paper pickup assembly
 Simplex Model Duplex Model
 18Registration assembly
 15Secondary transfer assembly
 19Secondary Transfer assembly
 16Delivery assembly
 20Delivery assembly
 Fuser assembly
Fuser assembly
 21Fuser assembly
 18 PCAs
PCAs
 22 PCAs
 Paper feeders
Assessories
Paper feeders
 23Paper feeders
 1x500 3x500
Paper feeder external covers, panels, and doors
 24Paper feeder external covers, panels, and doors
 500 paper feeder main body
500 paper feeder main body
 251 X 500 paper feeder main body
 223 X 500 paper feeder main body
 263 X 500 paper feeder main body
 27Alphabetical parts list
Alphabetical parts list
 Alphabetical parts list
 Delivery assembly
 Fuser drive assembly, simplex RM1-6702-000CN
 Paper pickup assembly
 Tray 1 paper pickup assembly
 Shutter arm assembly RM1-5585-000CN
 Upper main cable assembly RM1-5800-000CN
 28Numerical parts list
Numerical parts list
 RC2-4218-000CN Tray, waste toner catch
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 RK2-2604-000CN Flat flexible cable DCC to Hvps lower
 RM1-5520-000CN Cover, inner
 RM1-5781-000CN High voltage power supply, upper
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 WC2-5637-000CN Switch, push
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 Service and support
 Hewlett-Packard limited warranty statement
Page
 HP Color LaserJet Fuser Kit Limited Warranty Statement
 Transfer
End User License Agreement
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 Customer self-repair warranty service
 Customer support
 Product specifications
 Performance specifications
Physical specifications
Electrical specifications
Table B-1Product dimensions
 Environmental specifications
Acoustic specifications
Table B-3Power requirements
Table B-4Power consumption average, in watts1246
 Table B-6Media registration and image placement accuracy
Skew specifications
 Regulatory information
 FCC regulations
 Environmental product stewardship program
 Paper
Return and recycling instructions
United States and Puerto Rico
Non-U.S. returns
 Chemical substances
Material restrictions
HP Color LaserJet Enterprise CP4020-CP4520 Series
 Material Safety Data Sheet Msds For more information
 Declaration of Conformity
 Laser safety
Safety statements
Vcci statement Japan Power cord instructions
Power cord statement Japan
 Varoitus
 GS statement Germany
 Cabinet/stand
Symbols/Numerics
 Dhcp
 See also jams
 Nvram
 See also counts
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 Recycling
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 See also cassette
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Page
 CC489-90936* *CC489-90936