HP Color LaserJet Pro MFP M477fnw Service Manual

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HP Color LaserJet Pro MFP M477fnw Service Manual Download

  • Brand: HP
  • File Size: 33 Mb
  • File Format: PDF
  • Language: English
  • Requirements: PDF Reader
  • Compatible OS: Windows/Mac/Tablet/IOS /Android
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This Service Manual contain: Repair Manual HP Color LaserJet Pro M377dw M477fnw Pro M477fdw HP Color LaserJet Pro M452dn Pro M452dw Color LaserJet Pro MFP M377.

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
Secondary service menu
After performing service
Post service tests
Print-quality test
Copy-quality test (M377, M477 models)
Fax-quality test (M477 models)
Order parts by authorized service providers
Orderable parts
Whole unit replacement (WUR) part numbers
Supplies part numbers
Related documentation and software
Removal and replacement procedures
Customer self-repair (CSR) A parts and assemblies
Removal and replacement: Toner cartridges
Removal and replacement: Trays
Removal and replacement: Tray 2
Removal and replacement: Tray 3
Field replaceable units (FRUs)
Removal and replacement: Rollers
Removal and replacement: Tray 1 pickup roller
Removal and replacement: Tray 1 separation pad
Removal and replacement: Tray 2 pickup and feed rollers
Removal and replacement: Tray 2 separation roller
Removal and replacement: Tray 3 pickup and feed rollers
Removal and replacement: Tray 3 separation roller
Removal and replacement: Secondary transfer roller
Removal and replacement: External panels, covers, and doors
Removal and replacement: Right cover (M452 models)
Removal and replacement: Left cover (M452 models)
Removal and replacement: Right cover (M377, M477 models)
Removal and replacement: Left cover (M377, M477 models)
Removal and replacement: Front door assembly
Removal and replacement: Duplexer door assembly (duplex models)
Removal and replacement: Rear top cover (simplex models)
Removal and replacement: Rear lower cover (simplex models)
Removal and replacement: Rear door (simplex models)
Removal and replacement: Top cover (M452 models)
Removal and replacement: Top cover (M377, M477 models)
Removal and replacement: Touchscreen control panel (M452dw
model)
Removal and replacement: Touchscreen control panel (M377, M477
models)
Removal and replacement: Integrated scanner assembly (M377, M477 models)
Introduction
Step 1: Remove Tray 2
Step 2: Open the front door and rear door or duplexer door
Step 3: Remove the left cover (M377, M477 models)
Step 4: Remove the integrated scanner assembly
Step 5: Unpack the replacement part
Step 6: Install the integrated scanner assembly
Step 7: Install the left cover (M377, M477 models)
Step 8: Close the front door and rear door or duplexer door
Step 9: Install Tray 2
Removal and replacement: Internal parts and assemblies
Removal and replacement: Power switch assembly
Removal and replacement: Toner cartridge tray
Removal and replacement: Cartridge fan
Removal and replacement: Power supply fan
Removal and replacement: Low-voltage power supply (LVPS)
Removal and replacement: Pickup motor
Removal and replacement: Driver PCA
Removal and replacement: Drum motor
Removal and replacement: Developer motor
Removal and replacement: Secondary transfer assembly (simplex
models)
Removal and replacement: Secondary transfer assembly (duplex
models)
Removal and replacement: Intermediate transfer belt (ITB)
Removal and replacement: Registration density sensor
Removal and replacement: Re-pickup assembly (duplex models)
Removal and replacement: Engine controller PCA
Removal and replacement: Lifter drive assembly
Removal and replacement: Pickup assembly
Removal and replacement: Front feed guide assembly
Removal and replacement: Rear feed guide assembly
Removal and replacement: Registration assembly
Removal and replacement: Memory PCA
Removal and replacement: Laser scanner (M452 models)
Removal and replacement: Laser scanner ( M377, M477 models)
Removal and replacement: Fuser (simplex models)
Removal and replacement: Fuser (duplex models)
Removal and replacement: Fuser power supply
Removal and replacement: Fuser motor
Removal and replacement: Duplex drive assembly (duplex models)
Removal and replacement: Wireless antenna (M452nw/dw models)
Removal and replacement: Wireless PCA (M452nw/dw models)
Removal and replacement: Wireless PCA (M377, M477fnw/fdw
models)
Removal and replacement: Formatter PCA
Removal and replacement: Environmental sensor
Removal and replacement: Fax PCA (M477 models)
Removal and replacement: NFC PCA (M452dw and M477dw models)
Removal and replacement: Walk-up USB port (M452dw model)
Removal and replacement: Walk-up USB port (M377, M477 models)
Removal and replacement: Drawer connector
Removal and replacement: Accessories
550-sheet paper feeder
2 Parts and diagrams
For additional service and support
Assembly locations
Base printer, M452
Base printer, M377 and M477
550-sheet paper feeder (all models)
ENWW ix
Order parts, accessories, and supplies
Ordering
Orderable parts
Supplies
Accessories
Customer self-repair kits
Related documentation and software
How to use the parts lists and diagrams
Parts and diagrams: Document feeder and scanner whole units
Document feeder and scanner (M377, M477)
Parts and diagrams: Covers and control panels
M452 covers and control panels
M377, M477 covers and control panel
Parts and diagrams: Internal components
Internal components (1 of 5)
Internal components (2 of 5)
Internal components (3 of 5)
Internal components (4 of 5)
Internal components (5 of 5)
Parts and diagrams: 550-sheet paper feeder
550-sheet paper feeder covers
550-sheet paper feeder main body (1 of 2)
550-sheet paper feeder main body (2 of 2)
Alphabetical parts list
Numerical parts list

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