Laserjet Enterprise 500 Color
Page
HP LaserJet Enterprise 500 color M551 Printers
Copyright and License
Conventions used in this guide
Conventions used in this guide
Table of contents
Removal and replacement
Vii
Enww
Enww
Solve problems 237
Enww
395
Xiii
Upgrade not performed error reading upgrade 435
Enww
457
Xvii
Appendix a Service and support 575
Parts and diagrams 525
Appendix C Regulatory information 589
Appendix B Product specifications 587
Index 601
List of tables
484
Xxiii
Xxiv
List of figures
Xxvi
22 Remove the pickup roller Tray 1 2
70 Remove the right front cover 1 118
104 Remove the residual toner feed motor 6 141
145 Remove the developing disengagement motor 2 171
186 Reinstall the PGC actuators 2 199
233 Remove the drawer connector optional paper feeder 236
35 Component locations 5 290
Xxxiv
Theory of operation
1Relationship between the main product systems
Basic operation
Sequence of operation
1Sequence of operation
Period Duration Description
2Engine control system
Engine control system
DC controller
3DC controller block diagram
Solenoids
Switches
Clutches
Component abbreviation Component name
Motors and fans
Sensors
Abbreviation Name Purpose Type Failure detection
Motors
Abbreviation Name Cooling area Type Speed
6Motors
High voltage power supply
8High voltage power supply circuits
Circuit Description
Paper
5Low voltage power-supply circuit
Low voltage power supply
Main DC voltage Sub-voltage Behavior
9Converted DC voltages
Sleep powersave mode
Safety
Power supply voltage detection
Low voltage power supply failure
Fuser control
Power off condition
10Fuser components
Type of component Abbreviation Name Function
7Fuser temperature control circuit
Fuser temperature control circuit
Fuser over temperature protection
Fuser failure detection
8Laser/scanner system
Laser/scanner system
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9Image formation system
Image formation system
Image formation process
11Image formation process
Functional block Steps Description
Primary charging
Pre-exposure
Development
Laser-beam exposure
Secondary transfer
Primary transfer
Separation
Fusing
ITB cleaning
Drum cleaning
Print cartridge
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22Developing-roller engagement and disengagement control
Developing roller engagement and disengagement
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23 ITB unit
Intermediate transfer belt ITB unit
12Primary-transfer-roller engagement states
Primary-transfer-roller engagement and disengagement
Roller state Product state
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25ITB cleaning process
Color misregistration control
Calibration
Image stabilization control
13Image-stabilization controls
Image stabilization control Description
Abbreviation Component
Pickup, feed, and delivery system
SR10
Fuser motor
30Three main units of the pickup, feed, and delivery system
31Pick feed mechanism Theory of operation
Pickup-and-feed unit
32Cassette-pickup mechanism
Cassette pickup
33Cassette presence sensor Theory of operation
Cassette presence detection
34Cassette lift mechanism
Cassette lift operation
35Paper level detection mechanism Theory of operation
Cassette paper presence detection
36Cassette media width detection
Cassette media width detection
37Multifeed prevention
Multifeed prevention
38Multipurpose tray pickup mechanism
Multipurpose tray pickup
39Paper-feed mechanism Theory of operation
Paper feed
40Skew-feed prevention
Skew-feed prevention
OHT detection
Fusing and delivery unit
42Loop-control mechanism
Loop control
Fuser motor
Pressure-roller pressurization control
44Duplexing unit
Duplexing unit duplex models
Duplex pickup operation
Duplexing reverse and feed control
Jam detection
17Jams that the product detects
Jam Description
Fuser delivery delay jam
Optional paper feeder
Component Abbreviation Component name Type
18Electrical components for the paper feeder
48Paper-feeder pickup and feed operation
Paper-feeder pickup and feed operation
Paper size detection
Paper size detection and cassette presence detection
19Paper size detection
50Paper-feeder cassette lift Theory of operation
Paper feeder cassette lift operation
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Paper feeder presence detection
51Paper-feeder multiple feed prevention
Paper-feeder multiple feed prevention
Paper feeder jam detection
Removal and replacement
Introduction
Removal and replacement strategy
Electrostatic discharge
Required tools
Before performing service
Service approach
After performing service
Post service test
SSD
Parts removal order
3Parts removal order 2
Print cartridges
Customer self repair CSR components
5Remove the print cartridge 2
Duplex reverse guide
7Remove the duplex reverse guide 2 Removal and replacement
9Remove the toner collection unit 2
Toner collection unit
10Remove the toner collection unit 3
ESD sensitive component
Formatter PCA
Disk drives
Remove the HDD
Before proceeding, remove the following components
14Remove the HDD 2
Remove the SSM
Reload the firmware
Install a replacement hard drive
Tray cassette
Fuser
Pickup roller Tray
Pickup roller Tray
26Remove the pickup roller Tray 2 4 Removal and replacement
27Remove the Pickup and feed rollers Tray 3 1
Pickup and feed rollers Tray
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Separation roller Tray
Secondary transfer roller
33Reinstall the transfer roller
Reinstall the transfer roller
Secondary transfer assembly
37Reinstall the secondary transfer assembly
Reinstall the secondary transfer assembly
Intermediate transfer belt ITB
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Right door optional paper feeder
43Remove the right door optional paper feeder 3
Identification and location
Covers
Cover on
Front door assembly
46Remove the front door assembly 2 Removal and replacement
48Remove the right door assembly 2
Right door assembly
50Remove the right door assembly 4 Removal and replacement
52Remove the right door assembly 6
54Remove the right door assembly 8 Removal and replacement
Right rear cover
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Remove the left cover
Left cover
61Remove the left cover 4 Removal and replacement
Remove the left bottom cover
Left bottom cover
Remove the left bottom handle
Left bottom handle
Hardware integration pocket HIP dn and xh models only
Control panel assembly
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Remove the right front cover
Right front cover
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74Remove the right front cover 5 Removal and replacement
75Reinstall the power button
Reinstall the power button
Remove the front top cover
Front top cover
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Remove the rear cover and upper rear cover
Rear cover and upper rear cover
80Remove the rear cover and upper rear cover 3
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Remove the rear top cover
Rear top cover
83Remove the rear top cover 2 Removal and replacement
Remove the right bottom handle
Right bottom handle
Remove the rear bottom handle
Rear bottom handle
Delivery fan, cartridge fan, and environmental sensor
Internal assemblies
Disconnect five connectors callout
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Release one tab callout
Remove the toner collection sensor
Toner collection sensor
97Remove the toner collection sensor 3
Remove the residual toner feed motor
Residual toner feed motor
101Remove the residual toner feed motor 3
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105Remove the residual toner feed motor 7
Reinstall the residual toner collection door
Remove the RD sensor assembly
Registration density RD sensor assembly
109Remove the RD sensor assembly 3 Removal and replacement
111Remove the RD sensor assembly 5
112Remove the RD sensor assembly 6 Removal and replacement
Remove the power supply fan and fan duct
Power supply fan and fan duct
115Remove the power supply fan 3 Removal and replacement
116Remove the power supply fan 4
Remove the registration assembly
Registration assembly
119Remove the registration assembly 3
Remove three screws callout
123Remove the registration assembly 7
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Remove the lower pickup guide
Lower pickup guide
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Reinstall the lower pickup guide
Remove the ICB
Interconnect board ICB
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DC controller PCA and tray
Remove the DC controller PCA
ESD sensitive part
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132Remove the low voltage power supply 1
Remove the low voltage power supply
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Remove two screws callout
Remove the assembly
Remove the high voltage power supply lower
High voltage power supply lower HVPS-D
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Reinstall the high voltage power supply lower
142Remove the high voltage power supply lower 4
Remove the developing disengagement motor
Developing disengagement motor
145Remove the developing disengagement motor 2
Remove the pickup motor
Pickup motor
Remove the lifter drive assembly
Lifter drive assembly
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Remove the automatic close assembly
Automatic close assembly
Remove the cassette pickup drive assembly
Cassette pickup drive assembly
152Remove the cassette pickup drive assembly 3
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156Remove the cassette pickup drive assembly 7
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Reinstall the cassette pickup drive assembly
159Remove the cassette pickup drive assembly 10
Make sure that the spring callout 1 is correctly installed
Cassette pickup assembly
Remove the cassette pickup assembly
165Remove the cassette pickup assembly 3
Remove the laser/scanner assembly Y/M
Laser/scanner assembly Y/M
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172Remove the laser/scanner assembly Y/M 7
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176Remove the laser/scanner assembly Y/M 11
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Laser/scanner assembly C/Bk
Remove the laser/scanner assembly C/Bk
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183Remove the laser/scanner assembly C/Bk 6
Reinstall the protective glass cleaner PGC actuators
184Remove the laser/scanner assembly C/Bk 7
187Reinstall the PGC actuators 3
189Reinstall the PGC actuators 5 Removal and replacement
High voltage power supply upper HVPS-T
Remove the high voltage power supply upper
193Remove the high voltage power supply upper 4
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195Reinstall the high voltage power supply upper
Reinstall the high voltage power supply upper
Drum motor
Remove the drum motor
Drum motor 2 or drum motor
197Remove the drum motor 2 or drum motor
Remove the drum motor 2 or drum motor
Fuser motor
198Remove the fuser motor
Remove the fuser motor
Main drive assembly
Remove the main drive assembly
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204Remove the main drive assembly 6
205Remove the main drive assembly 7 Removal and replacement
206Reinstall the main drive assembly 1
Reinstall the main drive assembly
Slowly rotate the shaft near the black cam
210Reinstall the main drive assembly 5
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214Reinstall the main drive assembly 9
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Fuser drive assembly
Remove the fuser drive assembly
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222Remove the fuser drive assembly 6 Removal and replacement
223Reinstall the fuser drive assembly
Reinstall the fuser drive assembly
Delivery assembly
225Remove the delivery assembly 2
Remove the delivery assembly
227Remove the delivery assembly 4 Removal and replacement
228Remove the delivery assembly 5
Reinstall the delivery assembly
Duplex drive assembly
Remove the duplex drive assembly
Drawer connector
Optional paper feeder assembly Tray
Remove one connector callout
Solve problems
Solve problems checklist
Solve problems checklist
Print the menu maps
Menu map
Print the current settings pages
Current settings pages
Preboot menu options
Access the Preboot menu
Cold reset using the Preboot menu
Determine the problem source
Troubleshooting process
Troubleshooting flowchart
1Troubleshooting flowchart
Power subsystem
Power-on checks
Power-on troubleshooting overview
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Individual component diagnostics
Tools for troubleshooting
LED diagnostics
Understand lights on the formatter
Formatter to control panel communication interruptions
Heartbeat LED, product initialization
2Heartbeat LED, product initialization
49.XX.YY error or
Preboot menu
3Heartbeat LED, product operational
Connectivity LED, product operating
Connectivity LED, product initialization
Connectivity LED
4Connectivity LED, product initialization
If the error persists, perform a firmware upgrade
5Connectivity LED, product operational
HP Jetdirect LEDs
Defeating interlocks
Engine diagnostics
2Diagnostic test 2
Administration Troubleshooting Diagnostic Tests
Disable cartridge check
4Engine-test button
Engine test button
Paper path sensors test
Paper path test
Sensor name Sensor number
6Paper-path sensors diagnostic tests
7Manual sensor diagnostic tests
Sensor or switch name Sensor or switch number
Manual sensor test
Registration sensor
Fuser loop sensors
Fuser output sensor
Open the right door Lower the secondary transfer assembly
Duplexer refeed sensor
Output-bin full sensor
Fuser pressure-release sensor
ITB alienation sensor
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Right- and front-door interlock switches
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Tray/bin manual sensor test
8Manual sensor test 2 diagnostic tests
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
Tray 3 media size sensors
Print/stop test
Component tests
Component test special-mode test
9Component test details
Alienation Motor
Fuser Pressure Release Motor
ITB Contact/Alienation
TCU Motor
Block diagrams
Diagrams
10Sensors
DC controller PCA
Location of connectors
30Paper feeder driver PCA
Paper feeder driver PCA
Plug/jack locations
Locations of major components
Base product
32Component locations 2
33Component locations 3 Solve problems
34Component locations 4
2219
Location Connector Component Component name Abbreviation
PCAs, motors, fans, switches, solenoids, and clutches
13PCAs, motors, fans, switches, solenoids, and clutches
500 paper feeder
Location Connector Component abbreviation Component name
Timing chart
General timing chart
Inter
Circuit diagrams
40 Paper feeder circuit diagram
Internal print-quality test pages
Print quality troubleshooting pages
Yellow Green
44Black print-quality troubleshooting
Print quality assessment
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Cleaning
Process a cleaning
Set up an auto cleaning
Configuration
Configuration
45Configuration
HP embedded Jetdirect
Security Settings information
14Important information on the configuration pages
Finding important information on the configuration pages
Accessories and internal storage
Diagnostics menu
Color band test
Repetitive defects ruler
Print quality troubleshooting tools
Calibrate the product
Control panel menus
Sign In menu
15Sign In menu
Retrieve Job From USB menu
Cancel
Retrieve Job From USB menu
Select a File or Folder
Retrieve Job From Device Memory menu
Retrieve Job From Device Memory menu
All Jobs With PIN Menu options include
Copies
17Retrieve Job From Device Memory menu
Delete is
Copies field
Delete Select
Delete Enter Pin to
Print Copies
Job without
Delete Delete All
Jobs
18Supplies menu
Supplies menu
Settings
Color Cartridges Very Low Stop Settings Prompt to Continue
Low Threshold
Settings Magenta Low Threshold Cartridge
Low Threshold Cyan Cartridge
Yellow Cartridge
Settings Specify
Color/Black Mix Mostly Black
Settings Prompt to
Pages Color Pages if
Mostly Color
Reset Supplies New Fuser Kit Yes
Off Messages menu to
Level Gauge
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Trays menu
First level Second level Values
Manage Trays Use Requested Tray Exclusively First
19Trays menu
Disabled
Alternative Letterhead Disabled
Mode Enabled
Alternate
Image Rotation Standard
Tray 1 Type
Tray 1 Size
Tray 2 Size
Tray 2 Type
Administration menu
Reports menu
20Reports menu
Guide for matching printed colors
General Settings menu
General Settings menu
Wake/Auto On All Events Network port Power button Only
21General Settings menu
First level Second level Third level Fourth level Values
After
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Midtones are the middle-range color- values in an image
Restore Color
Registration
X1 Shift Mm to Y1 Shift X2 Shift Default = Y2 Shift
Print Mode
Adjust Paper
Transparency
Sensing
Humidity Mode Normal High
Pre-Rotation Off Mode
Down
Reduced
Paper Curl Mode Normal
Smooth
Smooth setting
Standard.
Heavy Paper Standard
Low Voltage
Tray Normal Alternate
Background Normal Alternate
Alternate 2 setting
Alternate 1 setting
Alternate 3 setting
Alternate 2 settings
Fuser Temp Normal Alternate
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Jam Recovery Auto Off
Default Folder
Held Timeout Hour
Manage Stored Quick Copy Job
Manage Stored
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General Print Settings menu
Retrieve From USB Settings menu
Retrieve From USB Settings menu
General Print Settings menu
23General Print Settings menu
Factory default setting is
Setting is 0.44 to 99.99.
Font Point Size Range 4.00 Default =
Symbol Set
24Default Print Options menu
Default Print Options menu
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Edge to Edge Enabled Disabled
Flip-style
Jobs. If Book-style
Display Settings menu
Display Settings menu
25Display Settings menu
Manage Supplies menu
26Manage Supplies menu
Stop The product stops until you replace the print cartridge
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Different percentage for each color
Cause an error
Unit Settings Prompt to
Low. Continuing to
Print without
Settings Color/Black Mix Auto
Reset Supplies New Fuser Kit
Pages Black Pages if
Supply Messages Low Message Off
27Manage Trays menu
Manage Trays menu
First level Values Description Use Another Tray Enabled
Alternative Letterhead Mode Disabled
Blank Pages Auto Yes Override A4/Letter
Network Settings menu
28Network Settings menu
Jetdirect Menu
Manual Settings menu to configure TCP/ IPv4 parameters
IPv4 Settings Config Bootp Method
29Jetdirect Menu
Auto IP
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Primary DNS
Dhcp Renew Yes
Xxx.xxx.xx.x
Secondary
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Unavailable
Router Policy Specified
Router
Unavailable If
Proxy Port
Idle Timeout
802.1x Reset
Disable IPSec
Security Required
Optional
Reset Security Yes
TCP/IP
Diagnostics Embedded LAN HW Test Yes Tests
Http Test Yes
Snmp Test Yes
Data Path Test Yes
Execution
Time
Execute Yes
Dest IPv4
IPv6
127.0.0.1 Dest IPv6
Packet Size
Ping Results Packets Sent
Print Results Yes Execute
Packets
Received
RTT Min
RTT Max
RTT Average
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10T Half is set
100TX Half or
10T Half
10T Full
Troubleshooting menu
30Troubleshooting menu
Exit Troubleshooting Print Event Log
Pages Troubleshooting
Print Diagnostic
Print Paper Path Print Quality Print PQ
Select Print Test
Paper Path Start Test
Check
Sensors
Paper Path Test Print Test
Manual Sensor
Number of Copies Range 1 Default =
Test
Manual Tray/Bin
Repeat Off Print/Stop Test
Backup/Restore menu
Device Maintenance menu
Calibrate/Cleaning menu
31Backup/Restore menu
Product automatically
First level Second level Values Description Full Calibration
Delay Calibration at Yes Wake/Power On
USB Firmware Upgrade menu
10.0X.Y0 Supply memory error
Memory error
Label missing
10.22.51
10.22.50
10.22.52
10.23.50
10.23.52
10.23.51
10.23.60
Printing past very low
10.XX.34 Used supply in use
10.XX.40 Genuine HP supplies installed
10.XX.70 Printing past very low
10.XX.41 Unsupported supply in use
10.YY.25 Wrong cartridge in color slot
10.YY.15 Install supply
10.YY.35 Incompatible supply
13.00.00
YY Internal clock error
13.A3.D3
13.A3.FF
13.B2.A2
13.B2.A1
13.B2.A3
13.B2.D1
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 in middle right door
13.WX.YZ Jam below control panel
13.WX.YZ Jam in Tray
13.WX.YZ Jam in right door
Too complex
Insufficient memory To continue, press OK
32.1C.XX
32.08.XX
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Recommended action
Enww
32.21.00
Error
33.XX.YY
33.XX.YY Used board/disk
YZ Unexpected type in tray
YZ Unexpected size in tray
LBP OHT
YZ Error To continue, press OK
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47.00.XX
42.XX.YY
47.01.XX
47.02.XX
47.03.XX
47.WX.YZ Printer calibration error To continue, press OK
47.04.XX
47.05.00
47.FC.23
49.XX.YY To continue, turn off then on
50.WX.YZ Fuser error To continue, turn off then on
Enww
Enww
XX To continue, turn off then on
YY Error
Recommended action 54.00.03
54.XX.YY Error
54.0X.0D or 54.0X.0E
YY DC controller error To continue, turn off then on
55.0X.YY DC controller error To continue, turn off then on
YY Error To continue, turn off then on
58.00.04
57.00.0Y Error To continue, turn off then on
Recommended action 59.00.04 or
59.05.XX
59.05.08 or
60.00.0Y Tray Y lifting error
Error To continue, turn off then on
61.00.01
No system To continue, turn off then on
Corrupt data in firmware volume
81.0X.YY Embedded JetDirect error
Corrupt data in configuration volume
Corrupt data in solutions volume
Corrupt data in job data volume
Upgrade not performed file is corrupt
Upgrade not performed error writing to disk
Upgrade not performed timeout during receive
Upgrade canceled by user
Upgrade not performed error reading upgrade
Upgrade not performed the file is invalid
99.00.2X
Unknown disk
Unsupported disk
Incorrect disk
Disk malfunction
No disk data installed
Disk data error
Disk is not bootable please download firmware
99.XX.YY
Binname Full Remove all paper from bin
Supply almost full
Supply low or Supplies low
Supply very low or Supplies very low
File System device failure To clear, press OK
Tray X lifting
File System file operation failed To clear, press OK
File System file system is full To clear, press OK
File System is write protected
File System is not initialized
Accept bad signature
Bad optional tray connection
Canceling
Calibration reset pending
Canceling... jobname
Checking engine
Chosen personality not available To continue, press OK
Cleaning do not grab paper
Clearing event log
Clearing paper path
Close front door
Creating cleaning
Close lower right door
Close upper right door
Data received To print last page, press OK
HP Secure Hard Drive disabled
EIO X disk initializing
Event log is empty
Incompatible supplies
Incompatible supply
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 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
Printing Diagnostics
Printing Configuration
Please wait
Printing Cmyk samples
Printing Event Log
Printing Engine Test
Printing File Directory
Printing Font List
Printing Help
Printing PQ Troubleshooting
Printing Menu Map
Printing Registration
Printing Usage
Printing Supplies Status
Processing duplex job Do not grab paper until job completes
Processing
Ready
Processing... copy X of Y
Ready IP Address
Remove all print cartridges
Replace supply
Remove shipping lock from Tray
Replace Supplies
Restricted from printing in color
Restore Factory Settings
Rotating color motor
Rotating motor
Sleep mode on
Size mismatch in Tray
Supplies in wrong positions
Tray X open
Tray X empty Type, Size
Unsupported drive installed To continue, press OK
Troubleshooting
Tray X overfilled
Type mismatch Tray
Unsupported USB accessory detected Remove USB accessory
Unsupported tray configuration
USB accessory not functional
Wrong cartridge in color slot
48Sample event log
Event log messages
Print the event log from the Administration menu
Print the event log from the Service menu
Print an event log
Viewing the event log from the Service menu
View an event log from the Administration menu
View an event log
Clear an event log
Product is jammed Cause Solution
Clear jams
Common causes of jams
49Jam locations
Jam locations
Clear jams in Tray
Enww
Clear jams in the output bin area
Clear jams in Tray
Clear jams in the right door
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Clear jams in the lower right door Tray
33Causes and solutions for delivery delay jam
Jam causes and solutions
34Causes and solutions for fuser delivery delay jams
Jams in the output bin
35Causes and solutions for wrapping jams
36Causes and solutions for fuser delivery stationary jams
37Causes and solutions for residual media jams
PCA
38Causes and solutions for pickup delay jams
39Causes and solutions for pickup stationary jams
40Causes and solutions for duplexing reverse jams
41Causes and solutions for duplex repick jams
Jams in the duplex area duplex models
42Causes and solutions for residual media jams
43Causes and solutions for pickup delay jam 1 tray pickup
Jams in Tray 1, Tray 2 and internal paper path
45Causes and solutions for pickup delay jam 1 MP tray pickup
44Causes and solutions for pickup stationary jams
Jams in Tray
Change jam recovery
Product feeds multiple sheets Cause Solution
Solve paper handling problems
Paper does not feed automatically Cause Solution
Product feeds multiple sheets
Or, change the Manually Feed Prompt setting to Unless
Select a manual print mode
47Print modes under the Adjust Paper Types sub menu
Use manual print modes
48MP modes under the Optimize submenu
Background
Tray
Uniformity Control
Fuser Temp
Problem Sample Cause Solution
Solve image quality problems
Image defects table
Image defects table
49Image defects table
Clean the window and remove any
Replace the high-voltage power
Dirty, replace the ITB
Execute a Pressure roller clean
Clean the product
Clean the paper path
Set up an auto cleaning
Solve performance problems
50Solve performance problems
Problem Cause Solution
Solve connectivity problems
Solve direct connect problems
Solve network problems
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Service menu
Service mode functions
Cold Reset Paper
Service ID
Cleaning
Clear Event Log
Product resets
Restore factory-set defaults
Restore factory-set defaults values
Clean Disk and Partial Clean functions
Product cold reset
Active and repository firmware locations
Characteristics of a Partial Clean
Partial Clean
Reasons for performing Partial Clean
Execute a Partial Clean
Clean Disk
Reasons for performing Clean Disk
Execute a Clean Disk
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Sign
51Preboot menu options 1
Partial Clean
Clean Disk
Password Clear
Password
52Preboot menu options 2
53Preboot menu options 3
Device
External
54Preboot menu options 4
55Preboot menu options 5
Service Tools
56Preboot menu options 5
Reset Password
Jetdirect Off
Determine the installed revision of firmware
Product updates
Perform a firmware upgrade
Embedded Web Server
USB storage device Preboot menu
USB storage device control-panel menu
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Parts and diagrams
Order parts, accessories, and supplies
Part numbers
Accessories
Print cartridges and toner collection unit
Memory
Customer self repair CSR and service kits
Simplex
How to use the parts lists and diagrams
Screws
Common fasteners
How to use the parts lists and diagrams
Simplex model Duplex model See Right-door assembly
Description Part number Qty
External covers, panels, and doors
Right-door assembly
Right-door assembly
3Internal assemblies 1
Internal assemblies 1
4Internal assemblies 1
4Internal assemblies 2
Internal assemblies 2
5Internal assemblies 2
501 25 26
Internal assemblies 3
6Internal assemblies 3
6Internal assemblies 4
Internal assemblies 4
7Internal assemblies 4
7Internal assemblies 5
Internal assemblies 5
8Internal assemblies 5
Cassette
Description Part number Qty Cassette RM1-8125-000CN
Cassette
9Paper pickup assembly
Paper pickup assembly
Paper pickup assembly
10 PCAs
PCAs
PCAs
500-sheet paper feeder
Assessories
500-sheet paper feeder
Paper feeder covers
12Paper feeder covers Parts and diagrams
Paper feeder covers
Paper feeder main body
13Paper feeder main body Parts and diagrams
Paper feeder main body
14 Cassette
Paper feeder cassette
Cassette
Paper feeder PCA
15Paper feeder PCA Parts and diagrams
Paper feeder PCA
Part number Qty
RM1-5839-000CN
Alphabetical parts list
17Alphabetical parts list
Description Part number
PCAs on
Duplexing unit cable assembly RM1-5730-000CN
Paper pickup assembly
Paper feeder PCA
Spring, compression RU6-2316-000CN
Numerical parts list
18Numerical parts list
Part number Description
RC2-5426-000CN Cover, front right
Part number Description
RM1-5696-000CN Waste toner detect assembly
RM1-6198-000CN Cassette assembly Tray
RM1-8167-000CN Right-door assembly simplex
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Service and support
Hewlett-Packard limited warranty statement
Hewlett-Packard limited warranty statement
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Data stored on the print cartridge
End User License Agreement
Transfer
Hewlett-Packard Development Company, L.P Rev /09
OpenSSL
Customer self-repair warranty service
Customer support
Product specifications
Table B-1Product dimensions
Physical specifications
Product Height Depth Width Weight
Product Height Depth Width
Regulatory information
FCC regulations
Environmental product stewardship program
United States and Puerto Rico
Return and recycling instructions
Multiple returns more than one cartridge
Single returns
Material restrictions
Paper
Non-U.S. returns
Residents of Alaska and Hawaii
Enww
Declaration of conformity
Energy Use
Supplementary Information
Boise, Idaho USA
September
For Regulatory Topics only, contact
Types of memory
Certificate of volatility
Volatile memory
Non-volatile memory
Laser safety
Safety statements
Vcci statement Japan Power cord instructions
Power cord statement Japan
Luokan 1 laserlaite
EMC statement Korea Laser statement for Finland
Restriction on Hazardous Substances statement Ukraine
GS statement Germany
Cables
Index
See also tests troubleshooting diagrams
See also jams fans
Pages
PCL
Registration density RD sensor
See also cassette
Power 244
Page
CF079-90942* *CF079-90942