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