HP Color LaserJet Enterprise M652 M653 Enterprise MFP M681 M682 Service Manual and Parts List Manual

Present Service Manual contain: Repair Manual and Troubleshooting Manual HP Color LaserJet Enterprise M652n M652dn M653dn M653dh M653x HP Color LaserJet Enterprise MFP M681dh Flow M681f MFP M681f Flow M681z Flow M682z;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP copier.
You can print, zoom or read any diagram, picture or page from this Service Manual and Parts List Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of HP Color LaserJet Enterprise photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Content for REPAIR MANUAL:
1) REMOVAL AND REPLACEMENT
For additional service and support
Removal and replacement strategy
Introduction
Considerations during removal and replacement
Electrostatic discharge
Required tools
Fasteners used in this printer
Service approach
Before performing service
After performing service
Post service tests
Print quality test
Copy-quality test (M681 and M682 models)
Fax-quality test (M681 and M682 models)
Parts removal orientation
Removal and replacement procedures
Customer self-repair (CSR) A parts and assemblies
Install accessory: 1×550-sheet paper feeder
Introduction
Step 1: Unpack the accessory
Step 2: Install the 1×550-sheet paper feeder
Install accessory: 1×550-sheet paper feeder with stand
Introduction
Step 1: Unpack the accessory
Step 2: Install the 1×550-sheet paper feeder with stand
Install accessory: 3×550-sheet paper feeder with stand
Introduction
Step 1: Unpack the accessory
Step 2: Install the 3×550-sheet paper feeder with stand
Install accessory: 2,550-sheet paper feeder with stand
Introduction
Step 1: Unpack the accessory
Step 2: Install the 2,550-sheet paper feeder with stand
Install accessory: Jetdirect USB wireless print server
Introduction
Step 1: Unpack the accessory
Step 2: Install the Jetdirect USB wireless print server
Install accessory: Jetdirect USB wireless print server with NFC
Introduction
Step 1: Unpack the accessory
Step 2: Install the Jetdirect USB wireless print server with NFC
Install accessory: Trusted platform module (TPM)
Introduction
Step 1: Remove the formatter cover
Step 2: Unpack the accessory
Step 3: Install the TPM
Step 4: Install the formatter cover
Install accessory: Internal USB ports
Introduction
Step 1: Remove the formatter cover
Step 2: Unpack the accessory
Step 3: Install the internal USB ports
Step 4: Install the formatter cover
Install accessory: Foreign interface harness (FIH)
Introduction
Step 1: Unpack the accessory
Step 2: Install the foreign interface harness (FIH)
Removal and replacement: Staple cartridge and carrier (Flow M681z, Flow M682z)
Introduction
Step 1: Remove the staple cartridge and carrier
Step 2: Unpack the replacement assembly
Step 3: Install the staple cartridge
Removal and replacement: embedded MultiMedia Card (eMMC)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the embedded MultiMedia Card (eMMC)
Step 3: Unpack the replacement assembly
Step 4: Install the eMMC
Step 5: Install the formatter cover
Step 6: Reinstall the printer firmware
Removal and replacement: Hard disk drive (HDD)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard disk drive (HDD)
Step 3: Unpack the replacement assembly
Step 4: Install the HDD
Step 5: Install the formatter cover
Step 6: Reinstall the printer firmware
Removal and replacement: Dual in-line memory module (DIMM)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the hard disk drive (HDD)
Step 3: Remove the dual in-line memory module (DIMM)
Step 4: Unpack the replacement assembly
Step 5: Install the DIMM
Step 6: Install the HDD
Step 7: Install the formatter cover
Removal and replacement: Fax PCA (M681, M682)
Introduction
Step 1: Remove the formatter cover
Step 2: Remove the fax PCA
Step 3: Unpack the replacement assembly
Step 4: Install the fax PCA
Step 5: Install the formatter cover
Removal and replacement: Document feeder rollers
Introduction
Step 1: Remove the document feeder rollers
Step 2: Unpack the replacement assembly
Step 3: Install the document feeder rollers
Removal and replacement: Document feeder separation roller cover
Introduction
Step 1: Remove the document feeder separation roller cover
Step 2: Unpack the replacement assembly
Step 3: Install the document feeder separation roller cover
Removal and replacement: Secondary transfer roller
Introduction
Step 1: Remove the secondary transfer roller
Step 2: Unpack the replacement assembly
Step 3: Install the secondary transfer roller
Removal and replacement: Intermediate transfer belt (ITB)
Introduction
Step 1: Remove the intermediate transfer belt (ITB)
Step 2: Unpack the replacement assembly
Step 3: Install the ITB
Removal and replacement: Control panels (M652/M653)
Introduction
Step 1: Remove the control panel
Step 2: Unpack the replacement assembly
Step 3: Install the control panel
Removal and replacement: Fuser
Introduction
Step 1: Remove the fuser
Step 2: Unpack the replacement assembly
Step 3: Install the fuser
Removal and replacement: White backing
Introduction
Step 1: Remove the white backing
Step 2: Unpack the replacement assembly
Step 3: Install the white backing
Removal and replacement: Toner cartridges
Introduction
Step 1: Remove a toner cartridge
Step 2: Unpack the replacement assembly
Step 3: Install a toner cartridge
Removal and replacement: Toner collection unit (TCU)
Introduction
Step 1: Remove the TCU
Step 2: Unpack the replacement assembly
Step 3: Install the TCU
Removal and replacement: Keyboard (Flow M681z/Flow M682z)
Introduction
Step 1: Remove the keyboard
Step 2: Unpack the replacement assembly
Step 3: Install the keyboard
Install: Keyboard overlay (Flow M681z/Flow M682z)
Introduction
Step 1: Unpack the keyboard overlay
Step 2: Install the keyboard overlay
Customer self-repair (CSR) B parts and assemblies
Removal and replacement: Control panel (M681/M682)
Introduction
Step 1: Remove the control panel
Step 2: Unpack the replacement assembly
Step 3: Install the control panel
Removal and replacement: Trays 2 and 3 pickup and separation rollers
Introduction
Step 1: Remove the Tray 2 pickup rollers
Step 2: Remove the Tray 3 pickup rollers
Step 3: Remove the Tray 2 or 3 separation rollers
Step 4: Unpack the replacement assemblies
Step 5: Install the Tray 2 or 3 separation rollers
Step 6: Install the Tray 3 pickup rollers
Step 7: Install the Tray 2 pickup rollers
Removal and replacement: Trays 3-5 paper feeder stand pickup and separation rollers
Introduction
Step 1: Remove the Trays 3-5 paper feeder stand pickup and separation rollers
Step 2: Unpack the replacement assembly
Step 3: Install the Trays 3-5 paper feeder stand pickup and separation rollers
Field replaceable units (FRUs)
Removal and replacement: External panels, covers, and doors
Removal and replacement: Formatter cover
Removal and replacement: Face-down front cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Top cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Right cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Front cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Face-down cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Rear upper cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Main cover (M681dn/M681/M682dn/Flow M681f)
Removal and replacement: Front door
Removal and replacement: Right door
Removal and replacement: Left door
Removal and replacement: Top cover (M652/M653)
Removal and replacement: Left rear cover
Removal and replacement: Output bin
Removal and replacement: Rear cover
Removal and replacement: Right rear cover
Removal and replacement: Right handle
Removal and replacement: Left handle
Removal and replacement: Document feeder and image scanner assemblies (M681, M682)
Removal and replacement: Document feeder
Removal and replacement: Document feeder hinges
Removal and replacement: Image scanner assembly
Removal and replacement: Scanner control board
Removal and replacement: 3-bin stapler/stacker (M681z, M682z)
Removal and replacement: Stapler/stacker (Flow M681z/Flow M682z)
Removal and replacement: Rear cover (3-bin stapler/stacker)
Removal and replacement: Right door (3-bin stapler/stacker)
Removal and replacement: Right upper cover (3-bin stapler/stacker)
Removal and replacement: Staple door (3-bin stapler/stacker)
Removal and replacement: Staple cover (3-bin stapler/stacker)
Removal and replacement: Stapler
Removal and replacement: Right front cover (3-bin stapler/stacker)
Removal and replacement: Rear inner cover (3-bin stapler/stacker)
Removal and replacement: Right corner cover (3-bin stapler/stacker)
Removal and replacement: Jogger cover (3-bin stapler/stacker)
Removal and replacement: Staple rear cover (3-bin stapler/stacker)
Removal and replacement: Right lower cover (3-bin stapler/stacker)
Removal and replacement: Staple door lock arm (3-bin stapler/stacker)
Removal and replacement: Tray assembly (3-bin stapler/stacker)
Removal and replacement: Tray pin (3-bin stapler/stacker)
Removal and replacement: Jogger (3-bin stapler/stacker)
Removal and replacement: Stacking wall cover (3-bin stapler/stacker)
Removal and replacement: Upper feed assembly (3-bin stapler/stacker)
Removal and replacement: Fan (3-bin stapler/stacker)
Removal and replacement: Lower feed assembly (3-bin stapler/stacker)
Removal and replacement: Solenoid assembly (3-bin stapler/stacker)
Removal and replacement: Microswitch (3-bin stapler/stacker)
Removal and replacement: Feed motor (3-bin stapler/stacker)
Removal and replacement: Controller PCA (3-bin stapler/stacker)
Removal and replacement: Internal parts and assemblies
Removal and replacement: Tray 1 pickup roller
Removal and replacement: Tray 1 separation roller
Removal and replacement: Formatter
Removal and replacement: Pre-exposure PCA assembly (black)
Removal and replacement: Pre-exposure PCA assembly (cyan, magenta, or yellow)
Removal and replacement: Microswitch
Removal and replacement: Left upper front and left upper rear fans
Removal and replacement: Toner carry assembly
Removal and replacement: Estrangement detect PCA
Removal and replacement: Environmental sensor PCA
Removal and replacement: Cartridge fan
Removal and replacement: Front fan
Removal and replacement: Power supply fan
Removal and replacement: DC controller PCA
Removal and replacement: Low-voltage power supply (LVPS)
Removal and replacement: Lower high-voltage power supply (HVPS)
Removal and replacement: Upper high-voltage power supply (HVPS)
Removal and replacement: Rear fan
Removal and replacement: Lifter drive assembly
Removal and replacement: Laser scanner
Removal and replacement: Drum motor 1
Removal and replacement: Drum motor 2
Removal and replacement: Drum motor 3
Removal and replacement: Main drive assembly
Removal and replacement: Fuser motor
Removal and replacement: Fuser drive assembly
Removal and replacement: Developer alienation motor
Removal and replacement: Pickup motor
Removal and replacement: Delivery assembly (M652/M653)
Removal and replacement: Delivery assembly (M681/M682)
Removal and replacement: Secondary transfer assembly
Removal and replacement: Registration assembly
Removal and replacement: Registration density sensor
Removal and replacement: Feed roller assembly
Removal and replacement: Pickup assembly
Removal and replacement: Drawer connector and holder
Removal and replacement: Trays
Removal and replacement: Tray 2 and optional 550-sheet Trays 3-5
Removal and replacement: Tray 4 (2,500-sheet paper feeder with stand)
Removal and replacement: Input accessories
Removal and replacement: 550-sheet paper feeder
Removal and replacement: 1×550-sheet paper feeder with stand
Removal and replacement: 3×550-sheet paper feeder with stand
Removal and replacement: 2,550-sheet paper feeder with stand

2) PARTS AND DIAGRAMS
For additional service and support
Order parts, accessories, and supplies
Ordering
Orderable parts
Supplies and accessories
Customer self-repair parts
Related documentation and software
Assembly locations
Product front view (M681 and M682 models)
Product back view (M681 and M682 models)
Product front view (M652 and M653 models)
Product back view (M652 and M653 models)
How to use the parts lists and diagrams
Parts and diagrams: Document feeder and scanner whole units
Parts and diagrams: Covers
Covers (M652 and M653)
Covers (M681 and M682)
Parts and diagrams: Internal components
Internal components (1 of 6)
Internal components (2 of 6)
Internal components (3 of 6)
Internal components (4 of 6)
Internal components (5 of 6)
Internal components (6 of 6)
Parts and diagrams: Accessories
Parts and diagrams: Input devices
Parts and diagrams: 550-sheet paper feeder
550-sheet paper feeder covers
550-sheet paper feeder main body
Parts and diagrams: 1×550-sheet feeder and stand
1×550-sheet paper feeder covers
1×550-sheet paper feeder main body
Parts and diagrams: 3×550-sheet feeder and stand
3×550-sheet paper feeder covers
3×550-sheet paper feeder main body
Parts and diagrams: HCI
HCI covers
HCI main body
Parts and diagrams: Stapler/stacker assembly (M681 and M682 models only)
Parts and diagrams: 2-bin stapler/stacker with offset
Stapler/stacker covers
Stapler/stacker main body
Alphabetical parts list
Numerical parts list
Index

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Content for TROUBLESHOOTING MANUAL:
1) THEORY OF OPERATION
For additional service and support
Basic operation
Sequence of operation
Formatter-control system
Sleep mode
Printer job language (PJL)
Printer management language (PML)
Control panel
Easy-access USB port
Wireless
CPU
Input/output (I/O)
Memory
embedded MultiMedia Card (eMMC)
Hard disk drive (HDD)
Fax PCA
Nonvolatile random access memory (NVRAM)
Random access memory (RAM)
HP Memory Enhancement technology (MEt)
Engine-control system
DC controller
Motors
Fans
Solenoids
Clutches
Switches
Sensors
Low-voltage power supply
Low-voltage power supply voltages description
Over-current/over-voltage protection
Sleep mode operation
Low-voltage power supply failure detection
Low-voltage power supply functions
High-voltage power supplies
High-voltage power supply circuits
Fuser bias
Fuser control
Fuser circuits
Fuser control functions
Fuser temperature control
Fuser heater protection
Fuser unit life detection
Fuser identification
Engine laser scanner system
Laser scanner failure detection
Safety
Image-formation process
Step 1: Pre-exposure
Step 2: Primary charging
Step 3: Laser-beam exposure
Step 4: Development
Step 5: Primary transfer
Step 6: Secondary transfer
Step 7: Separation
Step 8: Fusing
Step 9: ITB cleaning
Step 10: Drum cleaning
Toner cartridges
Design
Memory chip
JetIntelligence
Authentication
Anti-theft
Toner seal
Toner level and cartridge life detection
Developing unit engagement and disengagement control
Intermediate transfer belt (ITB) unit
Primary-transfer roller engagement and disengagement control
ITB unit detection
ITB cleaning mechanism
Secondary transfer roller functions
Calibration
Pickup, feed, and delivery system
Photo sensors and switches
Motors, clutches, and solenoids
Paper trays
Tray 2 media type detection
Feed speed control
Duplexing unit
Duplexing reverse and duplex feed control
Jam detection/prevention
Fuser wrapping jam detection
Loop control
Pressure roller pressurization and depressurization control
Input accessories
550-sheet paper feeder
550-sheet paper feeder controller
550-sheet paper feeder motor control
550-sheet paper feeder electrical components
550-sheet paper feeder paper pickup
550-sheet paper feeder multiple feed prevention
550-sheet paper feeder tray presence detection
550-sheet paper feeder tray lift operation
550-sheet paper feeder jam detection
550-sheet paper-feeder
Motor control
Pickup-and-feed Operation
Staple stacker multi bin mailbox
Motor Control
Fan Control
Delivery Operation
Scanning and image capture system (M681/M682)
Document feeder system (M681/M682)
Document feed system
Sensors in the document feeder
Document feeder paper path
Document feeder simplex operation
Document feeder e-duplex operation
Deskew operation
Document feeder hinges

2) SOLVE PROBLEMS
For additional service and support
Solve problems checklist
Solve problems checklist
Print configuration report
Print settings menu map
Print current settings pages
Print event log
Pre-boot menu options
Remote Admin
Required software and network connection
Telnet client
Network connection
Connect a remote connection
Disconnect a remote connection
Troubleshooting process
Determine the problem source
Troubleshooting flowchart
Power subsystem
Power-on checks
Power-on troubleshooting overview
Troubleshooting a blank display, black display, no display, or no power situation
Control panel checks
Control panel diagnostics
Touchscreen diagnostic mode
Control panel system diagnostics
Control panel diagnostic flowcharts
Touchscreen black, white, or dim (no image)
Touchscreen has an unresponsive zone
No control panel sound
Home button is unresponsive
Hardware integration pocket (HIP) is not functioning (control panel functional)
Scanning subsystem (MFP)
Tools for troubleshooting
Individual component diagnostics
Tools for troubleshooting: LED diagnostics
Understand lights on the formatter
Tools for troubleshooting: Engine diagnostics
Engine test button
Defeating interlocks
Disable cartridge check
Tools for troubleshooting: Paper path and sensor diagnostic tests
Paper path test
Paper path sensors test
Manual sensor tests
Tray/bin manual sensor test
Tools for troubleshooting: Print/stop test
Tools for troubleshooting: Component tests
Individual component diagnostics (special-mode test)
Scanner tests (MFP only)
Scanner tests
Diagrams
Diagrams: Block diagrams
Sensors and switches
Cross section diagrams
Printed circuit assembly (PCA) connector locations
Diagrams: External plug and port locations
Diagrams: Locations of major assemblies
Main assemblies (printer base)
Motor and fans
Rollers and toner collection unit
Printed circuit assemblies (PCAs; printer base)
Diagrams: General timing chart
Diagrams: General circuit diagrams
Internal test and information pages
Print the configuration page
Print a configuration page from a touchscreen control panel
Print a configuration page from an LCD control panel
HP embedded Jetdirect page
Finding important information on the configuration pages
Control panel menus
Reports menu
Settings menu
Copy menu (MFP only)
Scan menu (MFP only)
Fax menu (fax models only)
Print menu
Supplies menu
Trays menu
Support Tools menu
Maintenance menu
Troubleshooting menu
Service menu
Control panel message document (CPMD)
Control panel messages and event log entries
Improve print quality
Introduction
Print from a different software program
Check the paper-type setting for the print job
Check the paper type setting (Windows)
Check the paper type setting (OS X)
Check toner-cartridge status
Print a cleaning page
Visually inspect the toner cartridge
Check paper and the printing environment
Step one: Use paper that meets HP specifications
Step two: Check the environment
Step three: Set the individual tray alignment
Try a different print driver
Calibrate the printer to align the colors
Print quality troubleshooting guide
Introduction
Toner cartridges
Check toner-cartridge status
Visually inspect the toner cartridge or cartridges
Check the paper-type setting for the print job
Check paper and the printing environment
Information to collect
Printer-specific image defects
Resolving print quality problems
Introduction
Troubleshoot print quality problems
Repetitive image defect ruler
Use a ruler to measure between repetitive defects
Printer-specific image defects
Image defect events
Clean the printer
Clean the paper path
Print a cleaning page
Enable and configure auto cleaning (touchscreen control panels only)
Check the scanner glass for dirt and smudges
Clean the pickup rollers and separation pad in the document feeder (MFP only)
Solve paper handling problems
Printer feeds incorrect page size
Printer pulls from incorrect tray
Printer will not duplex or duplexes incorrectly
Paper does not feed from Tray 2-X
Output is curled or wrinkled
Printer does not pick up paper or misfeeds
The printer does not pick up paper
The printer picks up multiple sheets of paper
Paper does not feed automatically
Clear paper jams
Paper path jam sensor locations
Auto-navigation for clearing paper jams
Experiencing frequent or recurring paper jams?
Clear paper jams in the document feeder
13.A1 tray 1 paper jam
13.A2 tray 2 paper jam
13.A3, 13.A4, 13.A5 tray 3, tray 4, tray 5 paper jam
13.A 2000-sheet tray paper jam
13.B9, 13.B2, 13.FF fuser paper jam
13.E1 output bin paper jam
13.70.stapler/stacker paper jam
Clear staple jams in the 3-bin stapler/stacker
Change jam recovery
Solve performance problems
Factors affecting print performance
Print speeds
The printer does not print or it prints slowly
The printer prints slowly
The printer does not print
Solve wired network problems
Introduction
Poor physical connection
The computer is using the incorrect IP address for the printer
The computer is unable to communicate with the printer
The printer is using incorrect link and duplex settings for the network
New software programs might be causing compatibility problems
The computer or workstation might be set up incorrectly
The printer is disabled, or other network settings are incorrect
Solve wireless network problems
Introduction
Wireless connectivity checklist
The printer does not print after the wireless configuration completes
The printer does not print, and the computer has a third-party firewall installed
The wireless connection does not work after moving the wireless router or printer
Cannot connect more computers to the wireless printer
The wireless printer loses communication when connected to a VPN
The network does not appear in the wireless networks list
The wireless network is not functioning
Reduce interference on a wireless network
Service mode functions
Service menu
Printer resets
Restore factory-set defaults
Restore the service ID
Printer cold reset
Format Disk and Partial Clean functions
Active and repository firmware locations
Partial Clean
Execute a Partial Clean
Format Disk
Execute a Format Disk
Firmware upgrades
Determine the installed revision of firmware
Perform a firmware upgrade
HP Embedded Web Server
USB flash drive (control-panel menu)
USB flash drive (Pre-boot menu)
Solve fax problems
Solve email problems

Appendix A Printer specifications
Printer dimensions
Printer dimensions (M652, M653)
Printer dimensions (M681, M682)
Printer space requirements
Power consumption, electrical specifications, and acoustic emissions
Operating-environment range
Operating-environment range (M652, M653)
Operating-environment range (M681, M682)
Certificates of Volatility
Index

Number of pages: 2244.