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4101mfp
manual
C9148-90909
Models:
4101mfp
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Troubleshooting
Specifications
Install
Parts list
MFP block diagram
Dimension
Maintenance
Product configurations
Cold Reset
Diagnostic tests on
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Image 176
http://www.hp.com/support/lj4100mfp
http://www.hp.com/support/lj4101mfp
*C9148-90909*
*C9148-90909*
C9148-90909
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Contents
Service addendum
Page
Service addendum
Quick reference service PIN code
Table of contents
Maintenance
Removal and replacement
Troubleshooting
Index
Table of contents C9148-90909
List of figures
List of figures C9148-90909
List of tables
List of tables C9148-90909
Product Information
Product configurations
Introduction
HP LaserJet 4100mfp C9148A
HP LaserJet 4101mfp C9149A
Product features
Product speed and throughput
Image quality
Paper handling
Product specifications
Performance Category Specification
Expandable design
Scan unit only
ADF/flatbed-unit acoustical specifications
Category Specification
Testing per International Standard Organization ISO
Skew specifications
Media specifications
Supported paper sizes and weights for the ADF
Size Dimensions Weight
Special considerations for ADF documents
Model and serial numbers
Product overview
Front view
Back view
Product parts back view
Product Information C9148-90909
Service approach
Service approach
Major assemblies
HP service agreements
Contact HP
World Wide Web
HP support assistant CD-ROM
Service approach C9148-90909
Operation
Using the ADF
Using the ADF unit
General guidelines for using the ADF unit
Using the glass
Using the glass
General guidelines for using the glass
Control panel
Using the control panel
Layout and operation
Status bar
Navigation
Walk-up copy display
Configure device, diagnostic, and service menus
Menus
Menu map
MFP menu map 1
MFP menu map 2
Maintenance
Cleaning the product
General guidelines
Running the cleaning
Cleaning the ADF delivery guide clear mylar strip
Remove the clear plastic sheet
Replace the clear, plastic sheet
User-replaceable parts MFP Item Procedure Interval
User-replaceable parts
Back view on
See Back view on
Processor board on
Downloading a remote firmware update
Installing the update
RFU installation messages
Updating product firmware
Using HP Web JetAdmin single update
Using HP Web JetAdmin multiple or unattended update
Windows parallel connection local printer
Windows parallel connection network printer
Troubleshooting RFU installation
RFU installation error messages
Cold Reset
Performing hard-drive disk initialization
Configuration page see Evaluate the information pages on
Nvram initialization
Calibration
Performing automatic Calibration
Lead adjustment for the ADF
Performing manual calibration
Center adjustment for the ADF
Leading-edge adjustment for the glass
Side-edge adjustment for the glass
Theory of operation
Document exposure system
Overview
Document transportation process
Light-conversion process
MFP block diagram
General descriptions
Scan-unit components
Scan-unit components
ADF components
ADF-unit components
Copy processor board
CPB terminology
Typical scanning-process flow
Copy processor board LEDs
HP LaserJet 9000mfp
LED pattern CPB status
OFF OFF on on
Scanner controller board
ADF motor circuit
Optical-unit motor circuit
Scan-unit intake-fan motor circuit
Scanner controller board connectors
Glass. See Glass on
Power supply
Intermediate PCB
Overcurrent and overvoltage protection
Low-voltage components
Power-supply block diagram
Power-supply block diagram
Optical unit block diagram
Optical unit
CCD driver PCB
Inverter PCB
Scanning lamp
ADF document-feed system
Overview
Scan-unit intake fan
Removal and replacement
Removal and replacement strategy
Before performing service
After performing service
Required tools
Common fasteners
Parts removal order
Parts-removal tree
ADF input tray
Release the ADF input-tray hinge
ADF pickup roller
Release the roller shield
Remove the ADF pickup roller
ADF separation roller
Remove the ADF separation roller
ADF separation pad
Remove the ADF separation pad
ADF unit
Disconnect the cable
Assemblies and covers
Control-panel door
Disconnect the control-panel grounding strip
Remove the control-panel door
Scan-unit right-side cover
Remove the right-side cover screw
Disconnect the ADF cables
Disconnect the high-speed copy connect cable
Scan-unit left-side cover
Remove the left-side screw
Remove the scan-unit left-side cover
Intake fan filter
Remove the intake filter
Formatter cage
Remove the formatter-cage cover
Disconnect the formatter high-speed copy connect cable
Then slide it forward
Scan unit
Secure the optical unit
Disconnect the scan unit cable
Printing-unit top cover
Remove the top-cover rear-mounting screws
Glass
Remove the glass mounting screws
Fingerprints will affect print quality
Scanning-lamp wire harness routing
Remove the scanning lamp
Release the optical unit ribbon cable
Optical-unit ribbon-cable clip
Release the tension-spring bracket
Optical-unit drive-belt tension bracket
ADF door open sensor PS10
Remove the ADF door open sensor
Optical-unit drive gear/motor assembly
Remove the optical-unit cover plate
Remove the optical-unit drive gear/motor assembly
Scan-unit power supply
Remove the power-supply shield
Remove the power supply
Remove the inverter PCB
Unplug the connectors
Scanner controller PCB
Grasp the scanner controller PCB
Intake fan
Remove the fan mounting screws
Remove the intake fan
Removal and replacement C9148-90909
Troubleshooting
Wiring diagrams Troubleshooting C9148-90909
Troubleshooting process
Primary steps for troubleshooting
Installation conditions
Preliminary operating checks
Media condition
Unit condition
Basic troubleshooting process flow
Basic troubleshooting flowchart
Basic troubleshooting
Basic troubleshooting
Is Power On
Successful?
Is the copy function
Operational?
Power-on defects
Power malfunctions Solution
Troubleshooting with the control panel
Control-panel display
Event log
Print the event log
Interpret the event log
Sample MFP event-log
Display the event log
Control-panel display of the event log
Control-panel messages
Troubleshooting with the copy processor
Update on
See Formatter cage on
Board on
Connectors on
Diagnostic tests on
Unit intake fan on
See Scanner controller board
Scanner controller board connectors on
See Inverter PCB on
Jams on
Freely see ADF components on
Troubleshooting with the copy processor board
Copy processor board LEDs Troubleshooting C9148-90909
See Basic troubleshooting on
114 and Power-on defects on
Supply on page 63 and Power-on
Defects on
User-level and service-level diagnostics
Diagnostic tests
To perform a diagnostic test
ADF paper-path test
Service-level diagnostics
Service menu
To access the service menu PIN code
Service menu Description
Jams
Jam troubleshooting
General ADF jam troubleshooting Cause Solution
Clearing repeated ADF jams
Creating a customer print job
Evaluate the information pages
Configuration
Configuration-page elements
Sample configuration
JetDirect
JetDirect-page elements
Supplies status
Supplies-page elements
Usage
Sample usage
File directory
File-directory-page elements
Image-formation troubleshooting
Image-quality checks
Image-quality checks Action
Standards?
Checking the print cartridge
EconoMode
Image defects Problem Condition Solution
Image-defect tables
See Cleaning the ADF delivery guide
Strip. See Cleaning the product on
Clear mylar strip on
Vertical lines
Media troubleshooting
Isolate a paper path
Isolate a media brand
Isolate a media type
Wiring diagrams
Parts and diagrams
Ordering parts, supplies and getting support
Parts
Related documentation and software
Support
Consumables Description Product no
Accessories
Accessories and supplies Description Product no
See Top-cover assembly on
Common hardware
HP Laserjet 4100 differences
Screws used in the ADF unit and scan unit Description
How to use the parts lists and diagrams
Parts lists and diagrams
Covers
Covers Part Number Description Reference
Top-cover assembly
Top-cover assembly Part Number Description Reference
Scan unit 1
Scan unit 1 Part Number Description Reference
Scan unit 2
Scan unit 2 Part Number Description Reference
Glass, formatter, CPB, and cables
See Accessories and supplies on
ADF unit 1
ADF unit 1 Part Number Description Reference
ADF unit 2
ADF unit 2 Part Number Description Reference
Alphabetical parts list
Alphabetical parts list Part Number Description
Spring, Tension tension spring for optic-unit
Numerical parts list
Numerical parts list Part Number Description
ADF unit entire assembly Does not include
Parts and diagrams C9148-90909
Index
Index C9148-90909
C9148-90909 Index
RAM
Sram
Index C9148-90909
Page
C9148-90909
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