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HP LaserJet M9040/M9050 MFP printer series service manual

CC395A Service Manual View Service Manual

Table of Contents

Product basics
Product introduction
Product features
Product walkaround
Output devices
3,000-sheet stacker
3,000-sheet stapler/stacker
Multifunction finisher
8-bin mailbox
Control panel
Use the control panel
Control-panel layout
Home screen
Buttons on the touchscreen
Control-panel help system
Use the Administration menu
Navigate the Administration menu
Information menu
Default Job Options menu
Time/Scheduling menu
Management menu
Initial Setup menu
Device Behavior menu
Print Quality menu
Troubleshooting menu
Resets menu
Service menu
Paper and print media
Understand paper and print media use
Supported paper and print media sizes
Custom paper sizes
Special paper or print media guidelines
Load paper and print media
Load Tray 1
Load Trays 2, 3, and 4
Configure trays
Configure a tray by using the Supplies Status button on the touchscreen
Configure a tray when loading media
Select the media by source, type, or size
Select the output bin
Select an output location
Manage and maintain
Information pages
Embedded Web server
Open the embedded Web server by using a network connection
Embedded Web server sections
HP Easy Printer Care
HP Easy Printer Care software sections
Open the HP Easy Printer Care software
Supported operating systems
Use HP Web Jetadmin software
HP Printer Utility for Macintosh
Open the HP Printer Utility
Print a cleaning page
Print a configuration page
Order supplies online and use other support features
Upload a file to the product
View supplies status
Activate the two-sided printing (duplexing) mode
Lock or unlock storage devices
Save or print stored jobs
Update the firmware
Change network settings
Configure trays
Open the embedded Web server
Set up e-mail alerts
Security features
Secure Disk Erase
Secure the embedded Web server
Lock the control-panel menus
Security lock
Set the real-time clock
Clean the product
Clean the product hardware
Print a cleaning page
Clean the ADF delivery system
Configure alerts
Manage supplies
HP fraud hotline
HP print cartridges
Non-HP print cartridges
Print cartridge authentication
Print cartridge storage
Check the print cartridge life
Print cartridge life expectancy
Printer maintenance kit
Manage memory
Determine memory requirements
Install memory
Verify memory installation
Economy settings
Sleep and wake
Theory of operation
Basic operation
Sequence of operation
Product start up sequence (turn on product)
Timing chart
Scanner subsystem
Engine control system
DC controller PCA
High-voltage power supply circuit
Fuser control circuit
Low-voltage power supply
Formatter system
Formatter hardware
Laser/scanner system
Image formation system
The image formation process
Print cartridge
Pickup and feed system
Fuser-wrapping jam detection
Media-level detection
Media-size detection
Multifeed prevention
Transparency media detection
Jam detection
Tray 1
Tray 1 driver PCA
Tray 1 power supply
Tray 1 sequence of operation
Tray 1 jam detection
Tray 1 pickup and feed
Tray 4
Tray 4 driver PCA
Tray 4 power supply
Tray 4 sequence of operation
Tray 4 jam detection
Tray 4 media level and media size detection
Tray 4 pickup and feed
Removal and replacement
Removal and replacement strategy
Repair notices
Electrostatic discharge
Required tools
Product orientation
Front and right side orientation
Back and left side orientation
Scanner assembly covers
Control panel
ADF back cover
ADF feeder cover handle
ADF front cover
Lower delivery roller cover
White board cover
Copy processor/connect board
Flatbed back cover
Flatbed rail cover
Flatbed right cover
Flatbed left cover
Flatbed lower front cover
Flatbed upper front cover
ADF base cover assembly
Scanner glass
Scan engine internal assemblies
ADF and flatbed internal assemblies
Switch and solenoids
Motors and fans
Rollers and belts
Scan engine
Laser/scanner assembly
Delivery fan assembly
Delivery motor
Print engine covers
Front cover
Right door
Left upper cover
Right lower cover
Left back cover
Left door and diverter
Back cover
Right and left rail covers
Front assemblies
Cartridge release lever
Print cartridge
Transfer-roller assembly
Tray 2 and Tray 3 (interchangeable)
Fuser-jam-removal knob
Rollers (pickup, feed, or separation)
Registration-jam-removal knob
Right assemblies
Tray 1
Paper-input unit (PIU)
Registration assembly
Transfer-guide assembly
Left assemblies
Fuser assembly
Back assemblies
Low-voltage power supply
High-voltage power supply
DC controller
Toner-sensor contact assembly
Drum motor
Feed-drive assembly
Power-supply fan (fan 1)
Cartridge fan (fan 5)
Controller fan (fan 2)
Jetlink connector
Duplexer connector holder assembly
Fuser delivery-drive assembly
Tray 4
Tray 4 left side cover
Tray 4 right side cover
Tray 4 back covers
Tray 4 rollers (pickup, feed, and separation)
Tray 4 registration assembly
Tray 4 drive motor
Tray 4 drive assembly
Tray 4 controller board
Paper-size detection switch PCA
Tray 4 power supply
Tray 4 pickup assembly
Tray 4 paper-connecting unit
Solve problems
Troubleshooting process
Preliminary operating checks
General troubleshooting information
Abnormal noises are evident, such as grinding or chattering when the main motor is turned on
Media does not feed from Tray X when printing from a software program; the paper-path test is succes ...
Media does not print from Tray 4
Envelopes are wrinkling
Fusing is poor
The product feeds from an incorrect tray when different media is selected for the first page of the ...
The product stops printing and hangs on certain jobs
Power-on checks
Malfunction troubleshooting
Troubleshooting by using control-panel messages
Event log page
Control-panel error messages
User- and service-level diagnostics
Copy processor LEDs
Troubleshooting menu
Paper-path test
Service test
Service-level diagnostics
Engine test
Service menu
Other diagnostics
Boot-up key sequences
Drum rotation functional check
Tray 4 diagnostics
Motor test
Standalone running test
Light-pattern interpretation
Sensor test
Clear jams
Jam locations
ADF jams
Clear jams from the duplexer
Clear jams from the input-tray areas
Clear jams from the output areas
Solve repeated jams
Image-formation troubleshooting
Print image defects
Copy-image defects
Image-defect tables
Repeating defect ruler
Media troubleshooting
Determine the problem source
Isolate the paper path
Isolate a media brand
Isolate a media type
Communication troubleshooting
Communications check
Wiring diagrams
Parts and diagrams
Order parts, accessories, and supplies
Supplies part numbers
Consumables, supplies, accessories, FRUs, and documents
Common hardware
Illustrations and parts lists
Scanner assembly
Scanner engine covers and panels
Print engine covers and panels
Flatbed scanner assembly
Flatbed optical assembly
ADF scanner assembly
ADF paper pickup assembly
ADF main assembly
ADF optical assembly
Scanner engine PCAs
Left door and diverter
Right cover assembly
Print engine internal components
Drum feed drive assembly
Fuser delivery drive assembly
Cartridge lifter assembly
500-sheet trays (Tray 2 and Tray 3)
Paper input unit
Registration assembly
Transfer roller assembly
Delivery assembly
PCA locations
Tray 4 main body
Tray 4 drive assembly
Tray 4 PCA location
Tray 1 assembly
Alphabetical parts list
Numerical parts list
Service and support
Hewlett-Packard limited warranty statement
Customer self repair warranty service
Print cartridge limited warranty statement
HP Customer Care
HP direct ordering for accessories or supplies
HP service agreements
HP service information
Online Services
Software utilities, drivers, and electronic information
Telephone support
HP Easy Printer Care
HP support and information for Macintosh computers
Physical specifications
Electrical specifications
Acoustic emissions
Operating environment
Regulatory information
FCC regulations
Declaration of conformity
Certificate of volatility
Types of memory
Safety statements
Canadian DOC regulations
EMI statement (Korea)
EMI statement (Taiwan)
Laser safety
Power cord statement (Japan)
VCCI statement (Japan)
Laser statement for Finland
Substances table (China)

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