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HP LaserJet Printers
HP LaserJet 1022n Parts List
HP LaserJet 1022n (CB378A)
MFG Part Number:
CB378A
18ppm black, 1200 x 1200 DPI
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Service Diagrams
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Partsurfer Tool
HP LaserJet 1022 printer series service manual
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Manual contents and shortcuts
Product Information
Product configurations
HP LaserJet 1022 printer
HP LaserJet 1022n printer
HP LaserJet 1022nw printer
Overview of product
HP LaserJet 1022 series printers
Firmware description
Hardware description
Model and serial numbers
Product specifications
Environmental specification
Physical specifications
Printer performance
Acoustic emissions
Electrical specifications
Extended warranty
Print-cartridge information
Recycling print cartridges
Refilled print cartridges
Regulatory information
Canadian DOC regulations
FCC compliance
Korean EMI statement
Laser statement for Finland
Installation and Operation
Operating environment
Identifying the control-panel components
Media specifications
Supported media sizes
Guidelines for using media
Common media problems table
Labels
Paper and transparencies
Envelopes
Card stock and heavy media
Loading media
Main input tray
Priority feed slot
Specific types of media
Setting media types
Set the media type
Maintenance
Life expectancies of parts that wear
Cleaning the product
Cleaning the print path
Cleaning the print-cartridge area
Cleaning the pickup roller
User-replaceable parts
Replacing the pickup roller
Replacing the separation pad
Replacing the main input tray (paper-pickup tray assembly)
Replacing the output-bin extension (delivery-tray assembly)
Jams
Clearing jams
Operational overview
Basic functions
Formatter system
Central processing unit
Control panel
Draft mode (EconoMode)
RAM
USB interface
Enhanced I/O
HP Memory Enhancement technology (MEt)
Printer operation
Engine control system (engine control unit and power assembly)
Image-formation system
Printer-paper feed system
Jam detection
Solenoid, sensors, switches, and motor
Basic sequence of operation (formatter-to-printer)
Removal and replacement
Removal and replacement strategy
Before performing service
Required tools
Print cartridge
Parts removal order
User-replaceable parts
Replacing the pickup roller
Replacing the separation pad
Replacing the main input tray (paper-pickup tray assembly)
Replacing the output-bin extension (delivery-tray assembly)
Covers
Right-side cover
Left-side cover
Rear panel and top-cover assembly
Front cover
Internal assemblies
Transfer-roller assembly
Engine-power assembly
Fuser (fixing) assembly
Paper-pickup assembly
Engine control unit (ECU) assembly
Laser/scanner assembly
Troubleshooting
Basic troubleshooting
Basic troubleshooting
Control-panel pages
Reset the factory default settings (cold reset)
Control-panel lights
Control-panel light patterns
Jams
Clearing jams
Print-quality troubleshooting
Print-cartridge problems
Solving print-quality problems
Solving paper-feed problems
Functional checks
Half self-test functional check
Drum-rotation functional check
High-voltage-contacts check
Troubleshooting tools
Repetitive-image-defect ruler
Circuit diagram
Solenoid, sensors, switches, and motor
Parts and diagrams
Ordering parts and supplies
Parts
Parts that wear
Related documentation and software
Accessories and consumables
Accessories
Common hardware
How to use the parts lists and diagrams
Printer exchange/parts
External covers and panel
Internal components
Alphabetical parts list
Numerical parts list
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