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Q2665A LaserJet 3020 printer

HP LaserJet 3020 printer (Q2665A)

MFG Part Number: Q2665A 14ppm black, 600 x 600 DPI, USB 2.0

HP LaserJet 3015/3020/3030 printer series service manual

Q2665A Service ManualView Service Manual Buy Q2665A Service ManualBuy Printed Manual

Manual contents and shortcuts

Product Information
Product configurations
HP LaserJet 3015, 3020, and 3030 all-in-one products
HP LaserJet 3015 all-in-one product
HP LaserJet 3020/3030 all-in-one product
Product features
Overview of products
Hardware components
Product identification
Model and serial numbers
Product specifications
Environmental specifications (all models)
HP LaserJet 3015 performance specifications
Physical specifications
HP LaserJet 3020/3030 performance specifications
Acoustic emissions (all models)
Electrical specifications (all models)
Skew specifications (all models)
HP LaserJet 3030 fax capabilities
HP LaserJet 3015, 3020, and 3030 all-in-one battery
Warranty statement
HP’s Premium Protection print-cartridge warranty
Extended warranty
Print-cartridge information
HP LaserJet printing supplies
HP Printing Supplies Returns and Recycling Program information
Refilled print cartridges
FCC regulations
Telephone Consumer Protection Act (United States)
IC CS-03 requirements
Declaration of Conformity
Safety statements
Canada DOC regulations
Laser safety statement
Australian EMC requirements
Korean EMI statement
Laser statement for Finland
Regulatory information for the European Union countries/regions
Operation
Operating environment
Identifying the control-panel components
Control-panel menu structure
To print the control-panel menu structure
To use the control-panel buttons
Product media specifications
Main input tray (all models)
Automatic document feeder (ADF) specifications
To gain access to the optimizing feature
Guidelines for using media
Common media problems table
Paper and transparencies
Envelopes
Labels
Card stock and heavy media
Loading media
Media information for ADF originals
Media input tray
Priority input tray
Specific types of media
Loading originals to copy or scan
Media information for the flatbed (HP LaserJet 3020 and 3030)
Loading originals into the LJ 3020 and 3030 ADF input tray
Loading originals onto the LJ 3020 and 3030 flatbed scanner
Maintenance
Life expectancies of parts that wear
Scanner calibration
Cleaning the product
Cleaning the glass
To clean the print path
Cleaning the print-cartridge area
To cleaning the print-cartridge area (all models)
Cleaning the printer pickup roller (all models)
Cleaning the printer separation pad (all models)
User replaceable parts
Printer pickup roller (all models)
Printer separation pad (all models)
Printer main input tray (all models)
HP LaserJet 3015 ADF pickup roller
HP LaserJet 3015 ADF input tray
HP LaserJet 3015 ADF separation pad set
HP LaserJet 3015 ADF output bin
HP LaserJet 3020 and 3030 ADF pickup roller
HP LaserJet 3020 and 3030 ADF separation pad
HP LaserJet 3020 and 3030 control-panel bezel
Operational overview
Basic functions (all models)
Basic sequence of operation
Formatter system
Central processing unit
Line interface unit (HP LaserJet 3015 and 3030 only)
Standard boot process
Control panel
EconoMode
Parallel interface or universal serial bus (USB) interface
RAM
Enhanced I/O
MEt
PJL overview
Printer functions (all models)
Engine control system (engine control unit and power-supply assembly)
Image-formation system
Print cartridge
Printer paper-feed system
Jam detection in the printer
HP LaserJet 3015 all-in-one unique components
Basic operation
HP LaserJet 3020 and 3030 all-in-one unique components
Scanner and ADF functions and operation
Fax functions and operation (HP LaserJet 3015 and 3030 only)
Formatter in the fax subsystem
LIU in the fax subsystem
PSTN operation
The fax subsystem
Fax page storage in flash memory
Removal and replacement
Removal and replacement strategy
Before performing service
Required tools
After performing service
Parts removal order
HP LaserJet 3015 all-in-one
Link assemblies and scanner support frame springs
Scanner side covers
Separation-pad set
Control-panel bezel
Control-panel assembly
Media lever and media lever torsion spring
Separation pad assembly
Scanner assembly
Scanner assembly top cover
Top-cover assembly
Pickup roller
White platen
HP LaserJet 3020 and 3030 all-in-one
ADF input tray
Flatbed lid
Link assemblies and scanner support frame springs
Control-panel assembly
Control-panel bezel
ADF separation pad
ADF input-tray flag
ADF pickup roller
ADF scanner glass
Scanner assembly
Printer (product base)
Print cartridge
Printer separation pad
Printer pickup roller
Media input tray
Transfer roller
Printer side covers
Print-cartridge door
Rear cover and fuser cover
Front cover
Installing the scanner cushions
Speaker assembly
Power supply
Formatter and line interface unit (LIU)
Scanner support frame
Engine controller unit
Laser/scanner assembly
Main motor
Fuser
Paper-pickup assembly
Troubleshooting
Basic troubleshooting
Control-panel messages
Alert and warning messages
Critical error messages
Event-log codes
Solving image-quality problems
Checking the print cartridge
Solving print image-quality problems
Solving scanning (copying) image-quality problems
Repetitive image defect ruler
Solving paper-feed problems
Jams occur in the printer
Solving print paper-feed problems
Jams occur in the automatic document feeder (ADF)
Solving scanner (copier) paper-feed problems
Solving problems with digital subscriber line (DSL) connections
Connecting additional devices
Functional checks
Control-panel test
Half self-test functional check
Drum rotation functional check
High-voltage contacts check
Updating the firmware code
Troubleshooting tools
Printing a configuration report, demonstration page, or menu structure
Printing all fax reports at once (HP LaserJet 3015 and 3030 only)
T.30 protocol trace (HP LaserJet 3015 and 3030 only)
Service-mode functions
Secondary service menu
Developer’s menu
Adjusting the country/region code parameters
NVRAM init
Soft reset
System settings for localized products
Printer job language (PJL) software commands
Main wiring
Component locations, HP LaserJet 3015 all-in-one
Component locations, HP LaserJet 3020 and 3030 all-in-one
Component locations, HP LaserJet 3015, 3020 and 3030 printer (product base)
Parts and diagrams
Ordering parts and supplies
Parts
Parts that wear
World-wide customer support
Accessories
Common hardware
How to use the parts lists and diagrams
HP LaserJet 3015 scanner assembly
HP LaserJet 3020/3030 scanner assembly
HP LaserJet 3015/3020/3030 printer base
Alphabetical parts list
Numerical parts list
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