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HP Officejet Pro X451, X551 FULL: Repair, Troubleshooting & Parts List Manual
This manual, HP Officejet Pro X451 X551, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your HP Officejet Pro X451 X551 copier.
You can print, zoom or read any diagram, picture or page from this Service 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 Officejet Pro X451 X551 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:
Content REPAIR & PARTS LIST MANUAL:
1. REMOVAL AND REPLACEMENT
Removal and replacement strategy
Electrostatic discharge
Required tools
OfficeJet Pro X special tools kit
Advanced Cleaning Kit
Service approach
Before performing service
After performing service
Post-service test
Print-quality test
Removal and replacement procedures
Customer replaceable parts
Tray 2
Ink cartridges
Duplex module
Output bin
Output bin flap
Menu access
Access the Engineering menu
Access the Support Menu
Place the product into MFG (manufacturing) mode
Place the product into Audit mode
Perform tap tests and interpret results
10 tap test results (OOBE States)
12 tap test results (REDI sensor values)
61 tap results (Align & color calibrations)
909 tap test results (BDD status)
Covers
Rear cover
Left door
Left rear cover
Left front cover
Top cover
Front cover
Right cover
Main assemblies
Aerosol fan assembly
Separator/pick assembly
Duplex drive module
Control panel (X451 models only)
Control panel (X551 models only)
Power supply
Backscatter drop detect (BDD) assembly
Service sled assembly
Right cross brace
Plate console left
Plate console right
Printbar
Printbar calibration procedure
Printbar FFC replacement
Platen
Drying path gear assembly
Printbar lift mechanism assembly
Tray lift transmission assembly
Output drive kit
Output drive gears
Output drive shaft 6
Output drive shaft 5
Output drive shaft 4
Drive shaft 3
Inner top frame
Top paper guide
Top left paper guide assembly
Center left paper guide assembly
Paper REDI sensors in the center left paper guide assembly
Service sled transmission
Printed circuit-board assemblies (PCAs)
PCA safety shield
Sensor carriage PCA and encoder strip
Power button PCA
Duplex module sensor PCA
Temperature sensor
REDI distribution PCA
Feed motor encoder sensor PCA
Eject flap opto PCA
Printzone distribution PCA
Media presence sensor PCA/flag
Main PCA
Main PCA calibration procedure
Tray 3 interconnect PCA
Pick encoder distribution PCA
Wireless PCA
2. PARTS AND DIAGRAMS
Order parts by authorized service providers
Order replacement parts
Related documentation and software
Supplies part numbers
Customer self-repair parts
Cables and power cords
Service part number and retail SKU cross-references
How to use the parts lists and diagrams
Assembly locations
Front view (X451 Series)
Front view (X551 Series)
Back view
Covers, panels, and doors
Internal assemblies
Alphabetical parts list
Numerical parts list
INDEX
--------------------------------
Content TROUBLESHOOTING MANUAL:
1. THEORY OF OPERATION
Basic operation
Function structure
Operation sequence
System control
Formatter and data path
Engine control
Pen interface (I/F)
Power supply
Print subsystem
Printbar
Printbar lift
Ink cartridges
Optical scan carriage
Print system operational states
Paper-handling system
Input trays
Paper path zones
Servicing system
Service sled
Transmission system
Components
States
Aerosol management system
2. SOLVE PROBLEMS
Restore the factory-set defaults
Menu access
Access the Engineering menu
Access the Support Menu
Place the product into MFG (manufacturing) mode
Place the product into Audit mode
Perform tap tests and interpret results
10 tap test results (OOBE states)
12 tap test results (REDI sensor values)
61 tap results (Align & color calibrations)
909 tap test results (BDD status)
Troubleshooting flowchart
Front-panel error codes
Control-panel messages
Error-related symptoms
Check symptoms
Power and electronics
Solve print quality problems
Solve paper handling problems
Solve product connectivity problems
Solve memory device problems
INDEX
Number of pages: 310.
File Data
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| File Size | 15 megabytes |
| File Type | ZIP |