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HP LaserJet 3380 printer series service manual

Q2660A Service Manual View Service Manual

Table of Contents

Product information
Product configuration
Firmware description
Hardware description
Software and supported operating systems
Product features
Overview of product
Hardware components
Product identification
Model and serial numbers
Product specifications
Environmental specifications
Physical specifications
Electrical specifications
Acoustic emissions
Skew specifications
Battery specifications
Fax specifications
Printable area (margins)
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
Korean EMI statement
Laser statement for Finland
Regulatory information for the European Union countries/regions
Operating environment
Identifying the control-panel components
Fax controls
Alphanumeric buttons
Menu and cancel controls
Copy, scan, and start controls
Control-panel menu structure
To print the control-panel menu structure
To use the control-panel buttons
Product media specifications
Supported media sizes and types
Guidelines for using media
Common media problems
Paper and transparencies
Card stock and heavy media
Loading media
Media input tray
Priority input tray
Specific types of media
Selecting originals for the automatic document feeder (ADF)
Specifications for ADF originals
Media information for the flatbed
Loading originals to copy or scan
To load originals into the ADF input tray
To load originals onto the flatbed scanner
Printer output paths
Output bin and straight-through output path
Life expectancies of parts that wear
Scanner calibration
Cleaning the product
Cleaning the glass
Cleaning the lid backing
Cleaning the paper path
Cleaning the print-cartridge area
Cleaning the pickup roller
Cleaning the printer separation pad
User-replaceable parts
Replacing the pickup roller
Replacing the printer separation pad
Replacing an ADF
Replacing an ADF pickup-roller assembly
Removing and replacing the product control-panel bezel
Operational overview
Basic functions
Basic sequence of operation (formatter-to-printer)
Basic sequence of operation (scanner)
Formatter system
Central processing unit
Flash memory
Line interface unit (LIU)
Motor controller PCA
Standard boot process
Control panel
EconoMode (Draft mode)
Parallel interface or universal serial bus (USB) interface
Enhanced I/O
PJL overview
Scanner and ADF functions and operation
Scanner functions
ADF operation
Scanner operation
ADF jam detection
ADF paper path and ADF sensors
Printer functions and operation
Engine control unit (power system)
Image-formation system
Printer paper-feed system
Jam detection
Fax functions and operation
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
Print cartridge
Scanner assemblies
Printer right-side cover
Scanner side covers
Automatic document feeder (ADF) assembly
ADF pickup-roller assembly
ADF document-feed guide/cleanout comb
ADF input-tray flag
ADF separation pad
Control-panel bezel
To reinstall the control-panel bezel
Control panel
Control-panel chassis
Scanner PCA
ADF scanner glass
Separation of the scanner from the printer
Separate the scanner from the printer
External components
Height guides
Left-side door
Back cover
Front-cover assembly
Printer top cover
Printer assemblies
Height flapper
Laser/scanner assembly
Left and right support covers (front corner brackets)
Transfer roller
Transfer upper guide assembly
Line interface unit (LIU)
Left bottom frame support
Fuser assembly
Output rollers
Stepping motor
Fan assembly
Pickup assembly
Paper lift-plate assembly and pickup roller shaft
To reinstall the paper lift-plate assembly
Right plate assembly
Left plate assembly
Bottom assemblies
ECU fuses and ECU pan
Paper-feed assembly
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
Dedicated fax line
Shared phone line
To connect additional devices
Functional checks
Control-panel check
Engine test
Half self-test functional check
Drum-rotation functional check
Heating-element check
High-voltage power-supply check
Paper-path check
Updating or recovering the firmware code
Firmware update by using flash executable
Firmware-recovery DIMM
Troubleshooting tools
Printing a configuration report, demonstration page, or menu structure
Printing all fax reports at once
T.30 protocol trace
Service-mode functions
Secondary service menu
Developer’s menu
Adjusting the country/region code parameters
NVRAM init
Soft reset
Printer job language (PJL) software commands
System settings for localized products
Main wiring
Locations of connectors
Locations of connectors and switches
Parts and diagrams
Ordering parts and supplies
Parts that wear
Related documentation and software
Print cartridges and toner supplies
Common hardware
How to use the parts lists and diagrams
Parts kits
Scanner assemblies
External assemblies
Internal assemblies
Alphabetical parts list
Numerical parts list

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