OneStart
Menu
Home
Features
Browser
Partner
Coupons
Manuals
Blog
Download
Search
Manuals database
Brands
HP
Other
LaserJet Pro M521
HP LaserJet PRO M521 Repair Manua
HP LaserJet PRO M521 Repair Manua
Table of content
Contents
Table Of Contents
Table Of Contents
Table Of Contents
Removal and replacement
Removal and replacement strategy
Required tools
Service approach
Location of connectors
Formatter connections
Parts removal order
Removal and replacement procedures
Tray 2 or Tray 3 assembly
Document feeder rollers
Document feeder separation roller
Document feeder separation pad
External panels, covers, doors, and formatter
Formatter PCA
Fax PCA and cable
Interconnect board (ICB)
Formatter stay
Dummy cover
Rear cover assembly
Left cover
Right-rear cover
Tray 1 cover
Cartridge-door assembly
Right cover assembly
Lower right cover
Reinstall the lower right cover
I/O plate
Document feeder/scanner assembly
Document feeder whole unit kit and scanner whole unit kit
Document feeder hinge assembly
Control-panel assembly
Control-panel FFC
USB cable and USB grounding cable
Wi-Fi module and cable
Tray 1 pickup roller
Tray 1 separation pad
Tray 2 or Tray 3 pickup roller
Tray 2 or Tray 3 separation pad
Transfer roller
Fuser
Duplex paper-feed assembly
Registration roller assembly
Power-switch assembly
Interlock-switch assembly
Tray sensor PCA
Main fan
Top cover
Laser scanner
Tag holder assembly
DC controller
Low-voltage power supply (LVPS)
Tray 2 paper pickup assembly
Tray 1 or Tray 2 pickup solenoid
Fuser motor
Pendulum assembly
Sub fan and fan duct
Environmental sensor
High-voltage power supply (HVPS)
Parts and diagrams
Order parts by authorized service providers
Customer self-repair (CSR) and service kits
Related documentation and software
How to use the parts lists and diagrams
Base product (optional trays or accessories)
Covers
Document feeder and scanner assemblies
Control-panel and USB PCA assemblies
Document feeder assemblies
Internal assemblies (1 of 6)
Internal assemblies (2 of 6)
Internal assemblies (3 of 6)
Internal assemblies (4 of 6)
Internal assemblies (5 of 6)
Internal assemblies (6 of 6)
Input devices
Alphabetical parts list
Numerical parts list
Index
LASERJET PRO MFP
Repair Manual
M521
2
Next
/ 190
Zoom view
Related manuals for HP LaserJet Pro M521
HP HC574-L User Manual
HP Reverb Professional Edition Setup Manual
HP C410 series User Manual
HP Indigo BID Washer User Manual
HP Officejet Enterprise Color MFP X585 User Manual
HP z553 Supplementary Manual
HP v260w Specifications
HP v265w Specifications
HP v218g Specifications
This manual is suitable for:
LaserJet Pro M521
