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Make/Model Information:

  • Brand:   Hewlett-packard
  • Models included:
    • Hp LaserJet M1120 MFP

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English (EN)
  • Number of pages:   224
  • File size:  ∼ 10.70  MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMHP-1087

NOTE:  This list was created by program script and may not accurately represent the text from the source pages.   For full preview please click on 'Download sample':

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HP LaserJet M1120 MFP Series
Service Manual
Table of contents
1 Product information
Quick access to product information
Product comparison
Product features
Product walkaround
Front view
Back view
Interface ports
Serial number and model number location
Software description
Supported operating systems
Supported printer drivers
Software included with the product
Easy installation for Windows
Advanced installation
Macintosh software
Software for Windows
Embedded Web server (network models only)
Status Alerts software
Other Windows components and utilities
Software for Macintosh
Embedded Web server (network models only)
HP Director
Uninstall software
Windows
Macintosh
Media specifications
Supported paper and print media sizes
Supported paper types and tray capacity
2 Installation
Site preparations
Operating environment
Minimum system requirements
What was in the box
Install input devices
Priority input tray
Tray 1
Install supplies
ENWW iii
Install the print cartridge
3 Maintenance
Manage supplies
Life expectancies of supplies
Check and order supplies
Store supplies
Replace supplies
Print cartridge
HP policy on non-HP supplies
HP fraud hotline
Clean the product
Clean the exterior
Clean the flatbed scanner glass
Clean the lid backing
Clean the paper path
Management tools
Information pages
Embedded Web server
Features
4 Operational theory
Basic operation
Sequence of operation for the base unit
Scanner functions and operation
Scanner functions
Scanner operation
Internal components (base unit)
Engine control system
Laser/scanner system
Pickup/feed/delivery system
Image-formation system
5 Removal and replacement
Removal and replacement strategy
Introduction
Removal and replacement warnings, cautions, notes, and tips
Electrostatic discharge
Required tools
Before performing service
After performing service
Post-service tests
Test 1 (print-quality test)
Test 2 (copy-quality test)
Parts removal order
Scanner assembly
Link assemblies and scanner support-frame spring
Scanner lid
Control-panel overlay
iv ENWW
Control-panel assembly
Scanner assembly
Product base
Print cartridge
Separation pad
Pickup roller
Scanner cushions
Media input tray
Transfer roller
Side covers
Print-cartridge door
Rear cover and fuser cover
Front cover
Formatter
Power supply
Scanner support frame
Laser/scanner assembly
Main motor
Paper-pickup assembly
Drive-gear assembly and drive belt
6 Problem solve
Problem-solving checklist
Control-panel messages
Alert and warning messages
Alert and warning message tables
Critical error messages
Critical error message-tables
Clear jams
Causes of jams
Where to look for jams
Clear jams from the input-tray areas
Clear jams from the output bin
Clear jams from the print-cartridge area
Avoid repeated jams
Print problems
Print-quality problems
Improve print quality
Print-quality settings
Identify and correct print defects
Print-quality checklist
General print-quality issues
Scan problems
Solve scanned-image problems
Scan-quality problems
Prevent problems
Solve scan-quality problems
Copy problems
Prevent problems
Image problems
Media-handling problems
Performance problems
Functional checks
Engine test page
Drum rotation test
Half self-test functional check
Perform a half self-test check
Perform other checks
Heating element check
High-voltage contacts check
Check the print-cartridge contacts
Check the high-voltage connector assembly
Service-mode functions
NVRAM initialization
Super NVRAM initialization
Secondary service menu
Problem-solving tools
Product information pages and reports
Configuration page
Demo page
Menu map
Service menu
Restore the factory-set defaults
Clean the paper path
Archive print
Problem-solving diagrams
Repetitive image defects
Interface ports
Formatter connectors
ECU connectors
Solenoid and motor
Rollers
Sensors
Major components
PCAs (base unit)
Circuit diagram
Firmware updates
7 Parts
Ordering information
Supplies and hinge tool
Cable and interface accessories
Whole-unit replacement
Control-panel overlays
Supplementry documentation and support
Parts lists and diagrams
Types of screws
Scanner assemblies
Assemblies
vi ENWW
External covers and panels
Internal components (1 of 3)
Internal components (2 of 3)
Internal components (3 of 3)
Alphabetical parts list
Numerical parts list
Appendix A Service and support
Hewlett-Packard limited warranty statement
Customer self repair warranty service
Print cartridge limited warranty statement
Customer support
HP maintenance agreements
Repacking the device
Extended warranty
Appendix B Specifications
Physical specifications
Electrical specifications
Power consumption
Environmental specifications
Acoustic emissions
Appendix C Regulatory information
FCC compliance
Environmental product stewardship program
Protecting the environment
Ozone production
Power consumption
Toner consumption
Paper use
Plastics
HP LaserJet print supplies
Return and recycling instructions
United States and Puerto Rico
Multiple returns (two to eight cartridges)
Single returns
Shipping
Non-US returns
Material restrictions
Disposal of waste equipment by users in private households in the European Union
Material Safety Data Sheet (MSDS)
For more information
Declaration of conformity
Safety statements
Laser safety
Canadian DOC regulations
EMI statement (Korea)
ENWW vii
Laser statement for Finland
Substances table (China)
viii ENWW
List of tables
Table 1-1 Product guides
Table 1-2 Supported paper and print media sizes
Table 1-3 Supported envelopes and postcards
Table 1-4 Supported paper types and tray capacity
Table 4-1 Sequence of operation
Table 4-2 Power-on sequence
Table 6-1 Repetitive image defects
Table 6-2 Formatter connectors
Table 6-3 ECU connectors
Table 6-4 Solenoid and motor
Table 6-5 Rollers
Table 6-6 Sensors
Table 6-7 Major components
Table 6-8 PCAs (base unit)
Table 7-1 Whole-unit replacement, product bundle CC537A
Table 7-2 Whole-unit replacement, product bundle CC459A
Table 7-3 Control-panel overlays, HP LaserJet M1120
Table 7-4 Control-panel overlays, HP LaserJet M1120n
Table 7-5 Documentation (print on demand)
Table 7-6 Scanner assemblies
Table 7-7 Assemblies
Table 7-8 External covers and panels
Table 7-9 Internal components (1 of 3)
Table 7-10 Internal components (2 of 3)
Table 7-11 Internal components (3 of 3)
Table 7-12 Alphabetical parts list
Table 7-13 Numerical parts list
Table B-1 Physical specifications
Table B-2 Electrical specifications
Table B-3 Power consumption (average, in watts)
Table B-4 Environmental specifications
Table B-5 Acoustic emissions
Table C-1
? ?????
ENWW ix
List of figures
Figure 4-1 System block diagram
Figure 4-2 Optical system (1 of 2)
Figure 4-3 Optical system (2 of 2)
Figure 4-4 Cross-section of printer
Figure 4-5 Engine control system
Figure 4-6 Engine-control-system circuit diagram
Figure 4-7 Laser/scanner system
Figure 4-8 Pickup/feed/delivery system
Figure 4-9 Image-formation system
Figure 4-10 Primary charging
Figure 4-11 Developing
Figure 4-12 Transfer
Figure 4-13 Separation
Figure 4-14 Fusing
Figure 4-15 Drum cleaning
Figure 5-1 Phillips and pozidrive screwdriver comparison
Figure 5-2 Parts removal order
Figure 5-3 Remove the link assemblies and scanner support-frame spring (1 of 4)
Figure 5-4 Remove the link assemblies and scanner support-frame spring (2 of 4)
Figure 5-5 Remove the link assemblies and scanner support-frame spring (3 of 4)
Figure 5-6 Remove the link assemblies and scanner support-frame spring (4 of 4)
Figure 5-7 Remove the scanner lid (1 of 2)
Figure 5-8 Remove the scanner lid (2 of 2)
Figure 5-9 Remove the control-panel overlay
Figure 5-10 Remove the control-panel assembly (1 of 3)
Figure 5-11 Remove the control-panel assembly (2 of 3)
Figure 5-12 Remove the control-panel assembly (3 of 3)
Figure 5-13 Remove the scanner assembly (1 of 10)
Figure 5-14 Remove the scanner assembly (2 of 10)
Figure 5-15 Remove the scanner assembly (3 of 10)
Figure 5-16 Remove the scanner assembly (4 of 10)
Figure 5-17 Remove the scanner assembly (5 of 10)
Figure 5-18 Remove the scanner assembly (6 of 10)
Figure 5-19 Remove the scanner assembly (7 of 10)
Figure 5-20 Remove the scanner assembly (8 of 10)
Figure 5-21 Remove the scanner assembly (9 of 10)
Figure 5-22 Remove the scanner assembly (10 of 10)
Figure 5-23 Remove the print cartridge (1 of 2)
Figure 5-24 Remove the print cartridge (2 of 2)
ENWW xi
Figure 5-25 Remove the separation pad (1 of 2)
Figure 5-26 Remove the separation pad (2 of 2)
Figure 5-27 Remove the pickup roller (1 of 5)
Figure 5-28 Remove the pickup roller (2 of 5)
Figure 5-29 Remove the pickup roller (3 of 5)
Figure 5-30 Remove the pickup roller (4 of 5)
Figure 5-31 Remove the pickup roller (5 of 5)
Figure 5-32 Installing the scanner cushions
Figure 5-33 Remove the media input tray (1 of 3)
Figure 5-34 Remove the media input tray (2 of 3)
Figure 5-35 Remove the media input tray (3 of 3)
Figure 5-36 Remove the transfer roller
Figure 5-37 Remove the side covers (1 of 4)
Figure 5-38 Remove the side covers (2 of 4)
Figure 5-39 Remove the side covers (3 of 4)
Figure 5-40 Remove the side covers (4 of 4)
Figure 5-41 Remove the print-cartridge door (1 of 2)
Figure 5-42 Remove the print-cartridge door (2 of 2)
Figure 5-43 Remove the rear cover and fuser cover (1 of 3)
Figure 5-44 Remove the rear cover and fuser cover (2 of 3)
Figure 5-45 Remove the rear cover and fuser cover (3 of 3)
Figure 5-46 Remove the front cover (1 of 4)
Figure 5-47 Remove the front cover (2 of 4)
Figure 5-48 Remove the front cover (3 of 4)
Figure 5-49 Remove the front cover (4 of 4)
Figure 5-50 Remove the formatter
Figure 5-51 Remove the power supply (1 of 7)
Figure 5-52 Remove the power supply (2 of 7)
Figure 5-53 Remove the power supply (3 of 7)
Figure 5-54 Remove the power supply (4 of 7)
Figure 5-55 Remove the power supply (5 of 7)
Figure 5-56 Remove the power supply (7 of 7)
Figure 5-57 Remove the power supply (7 of 7)
Figure 5-58 Remove the scanner support frame (1 of 5)
Figure 5-59 Remove the scanner support frame (2 of 5)
Figure 5-60 Remove the scanner support frame (3 of 5)
Figure 5-61 Remove the scanner support frame (4 of 5)
Figure 5-62 Remove the scanner support frame (5 of 5)
Figure 5-63 Remove the laser/scanner (1 of 7)
Figure 5-64 Remove the laser/scanner (2 of 7)
Figure 5-65 Remove the laser/scanner (3 of 7)
Figure 5-66 Remove the laser/scanner (4 of 7)
Figure 5-67 Remove the laser/scanner assembly (5 of 7)
Figure 5-68 Remove the laser/scanner assembly (6 of 7)
Figure 5-69 Remove the laser/scanner assembly (7 of 7)
Figure 5-70 Remove the main motor (1 of 4)
Figure 5-71 Remove the main motor (2 of 4)
Figure 5-72 Remove the main motor (3 of 4)
Figure 5-73 Remove the main motor (4 of 4)
Figure 5-74 Remove the fuser (1 of 6)
Figure 5-75 Remove the fuser (2 of 6)
Figure 5-76 Remove the fuser (3 of 6)
Figure 5-77 Remove the fuser (4 of 6)
Figure 5-78 Remove the fuser assembly (5 of 6)
Figure 5-79 Remove the fuser assembly (6 of 6)
Figure 5-80 Remove the paper-pickup assembly (1 of 4)
Figure 5-81 Remove the paper-pickup assembly (2 of 4)
Figure 5-82 Remove the paper-pickup assembly (3 of 4)
Figure 5-83 Remove the paper-pickup assembly (4 of 4)
Figure 5-84 Remove the drive-gear assembly and drive belt (1 of 4).
Figure 5-85 Remove the drive-gear assembly and drive belt (2 of 4).
Figure 5-86 Remove the drive-gear assembly and drive belt (3 of 4).
Figure 5-87 Remove the Drive-gear assembly and drive belt (4 of 4).
Figure 6-1 Print-cartridge high-voltage connection points (right side)
Figure 6-2 Print-cartridge high-voltage connection points (left side)
Figure 6-3 Formatter connectors
Figure 6-4 ECU connectors
Figure 6-5 Solenoid and motor
Figure 6-6 Rollers
Figure 6-7 Sensors
Figure 6-8 Major components
Figure 6-9 PCAs (base unit)
Figure 6-10 Circuit diagram
Figure 7-1 Scanner assemblies
Figure 7-2 Assemblies
Figure 7-3 External covers and panels
Figure 7-4 Internal components (1 of 3)
Figure 7-5 Internal components (2 of 3)
Figure 7-6 Internal components (3 of 3)
ENWW xiii
Product comparison
The product is available in the following configurations.
Base models Network models
? Print letter-size pages at speeds up to 20 pages per
minute (ppm) and A4-size pages at speeds up to 19 ppm.
? Priority input tray holds up to 10 sheets of print media.
? Tray 1 holds up to 250 sheets of print media or 10
envelopes.
? Manual two-sided (duplex) printing and copying.
? Hi-Speed USB 2.0 port.
? 32-megabyte (MB) random-access memory (RAM).
? Flatbed scanner.
Base model, plus:
? 10/100 Base-T Ethernet network port.
? IPv4 network protocol.
? IPv6 network protocol.
ENWW Product comparison 3
6 Problem solve
? Problem-solving checklist
Control-panel messages
Clear jams
Print problems
Scan problems
Copy problems
Functional checks
Service-mode functions
Problem-solving tools
Problem-solving diagrams
Firmware updates
ENWW 105
7 Parts
? Ordering information
Supplies and hinge tool
Cable and interface accessories
Whole-unit replacement
Control-panel overlays
Supplementry documentation and support
Parts lists and diagrams
Scanner assemblies
Assemblies
External covers and panels
Internal components (1 of 3)
Internal components (2 of 3)
Internal components (3 of 3)
Alphabetical parts list
Numerical parts list
ENWW 151
Scanner assemblies
Figure 7-1 Scanner assemblies
164 Chapter 7 Parts ENWW
Symbols/Numerics
600 dpi print-quality setting 118
accessibility features 4
accessories
part numbers 152
acoustic emissions 187
advanced software installation 8
after service checklist 50
alert messages 108
archive print setting 138
assemblies
high-voltage connector,
cleaning 134
part numbers 166
background shading,
troubleshooting 121
bands and streaks,
troubleshooting 120
batteries included 192
before service checklist 49
bin, output
capacity 4
jams, clearing 115
locating 5
blank copies,
troubleshooting 130
blank scans, troubleshooting 126
box, unpack contents 18
flat flexible, remove parts 48
part numbers 152
USB and network not
included 18
Canadian DOC regulations 195
capacity
output bin 4
cartridge
part number 152
cartridge-door
remove 76
cartridge-door release, locating 5
cartridges
drum rotation test 131
high-voltage contacts,
cleaning 133
HP fraud hotline 27
recycling 191
remove 65
replacing 25
status, checking 24
storing 24
warranty 183
caution
toner on clothing 26
characters, troubleshooting 122
checklists
after service 50
before service 49
print quality 119
engine test page 131
half-self-test 132
heating element 133
high-voltage power
supply 133
circuit diagram 149
cleaning
exterior 28
flatbed scanner glass 28
glass 28
high-voltage connection
points 134
lid backing 28
paper path 29
scanner glass 28
cleaning page, printing 138
component
diagram 147
components
internal, locating 38
configuration page
printing 30
connectors
ECU 143
Formatter 142
contact image sensor (CIS) 36
control panel
cleaning page, printing 29
messages,
troubleshooting 108
overlay, remove 57
overlays part numbers 157
remove 58
secondary service menu 135
Service menu 138
copy quality
troubleshooting 127
copy-quality test 51
copying
media, troubleshooting 128
quality, troubleshooting 127
size, troubleshooting 130
troubleshooting 130
part numbers 168
covers, remove
front 79
fuser 77
print-cartridge 76
rear 77
side 74
creases, troubleshooting 123
ENWW Index 199
crooked pages 122
curled media 122, 138
cushions, scanner
installing 70
customer support
online 184
repacking device 184
dark copying 128
defaults, restoring 138
defects, repetitive 140
delivery roller
locating 38
Demo page, printing 137
demo page, printing 30
diagrams
troubleshooting 140
dimensions
media 12
disposal, end-of-life 192
documentation 2
documentation, part
numbers 160
door, cartridge
remove 76
dots per inch (dpi)
print settings 118
specifications 4
dots, troubleshooting
copies 128
dpi (dots per inch)
print settings 118
specifications 4
drivers
operating systems
supported 7
photosensitive 38
drum rotation test 131
easy software installation 7
connectors 143
electrical specifications 186
electrostatic discharge (ESD) 49
embedded Web server 9, 10
embedded Web server (EWS)
features 30
end-of-life disposal 192
engine control system 39
engine test page 131
environmental specifications 16,
environmental stewardship
program 190
error messages
control panel 108
critical 109
ESD (electrostatic discharge) 49
European Union, waste
disposal 192
extended warranty 184
factory-set defaults,
restoring 138
faded print 120
FastRes 4
FCC compliance 190
features
product 4
feed roller, locating 38
Finnish laser safety
statement 196
firmware updates 150
flat, flexible cables
remove parts 48
flatbed scanner
glass, cleaning 28
Formatter
connectors 142
formatter
remove 81
fraud hotline 27
front cover
remove 79
cover, remove 77
remove 96
warranty 183
fuser assembly
diagrams 147
fuser sleeve
locating 38
fuser unit
locating 38
Getting Started Guide 2
getting started guides, part
numbers 160
glass, cleaning 28
gray background,
troubleshooting 121
guidelines
supplies, storing 24
guides, documentation 2
half-self-test functional check 132
heating element check 133
high-voltage connector assembly,
cleaning 134
high-voltage contacts
cleaning 133
high-voltage PCA 39
high-voltage power supply,
checking 133
hinge tool
part number 152
HP Customer Care 184
HP Director, Macintosh 10
HP fraud hotline 27
HP SupportPack 184
HP Web Jetadmin
using 30
humidity specifications
environment 187
image quality
archive print setting 138
cleaning page, printing 138
copy, troubleshooting 127
print, troubleshooting 118,
repetitive image defects 140
scans, troubleshooting 124,
image-formation system
operations 43
testing 132
information pages
configuration 137
demo page 137
menu map 137
200 Index ENWW
input tray
loading media 19
install
tray 1 20
installation, software
advanced 8
installing
Windows software 7
installing hardware
scanner cushions 70
interface ports
cables, ordering 152
locating 6, 141
types included 4
internal components 38
internal components, part
numbers 170
causes of 111
locating 112
output-bin, clearing 115
preventing 117
print cartridge area,
clearing 116
trays, clearing 112
Korean EMI statement 195
laser safety statements 195, 196
laser/scanner assembly
diagrams 147
protective cover 48
remove 89
laser/scanner system
operations 41
laser/scanner unit
locating 38
left-side cover
remove 74
lid, cleaning 28
life expectancies, supplies 24
light copying 128
light print, troubleshooting 120
lightness
faded print,
troubleshooting 120
lines, troubleshooting
copies 128
printed pages 120
link assemblies, remove 53
loading media
priority input tray 19
locating
internal components 38
loose toner, troubleshooting 121
Macintosh
drivers supported 7
Intel Core Processor 7
support 184
supported operating
systems 7
system requirements 17
uninstall software 11
main input tray
remove 71
main motor, remove 93
maintenance agreements 184
manuals 2
material restrictions 192
Material Safety Data Sheet
(MSDS) 192
curled, troubleshooting 122,
feeding operations 42
jams 111
pickup/feed/delivery
system 42
supported sizes 12
wrinkled 123
NVRAM initialization 135
specifications 4
menu map
printing 30
secondary service 135
Service 138
mercury-free product 192
messages
control panel 108
critical 109
number, locating 6
location 144
remove 93
multi-purpose tray, locating 38
network port
locating 6, 141
noise specifications 187
non-HP supplies
HP policy 26
NVRAM initialization
troubleshooting 135
on/off switch, locating 5
online support 184
operating environment,
specifications 16, 187
operating systems supported 7
operation sequence 34
operations
engine control system 39
image-formation system 43
laser/scanner system 41
pickup/feed/delivery
system 42
scanner 36
order of
remove and replace parts 52
ordering supplies and
accessories 152
output bin
capacity 4
locating 5
output quality
archive print setting 138
cleaning page, printing 138
copy, troubleshooting 127
print, troubleshooting 118,
repetitive image defects 140
scans, troubleshooting 124,
overlay, control panel
remove 57
ENWW Index 201
overlays, control panel
part numbers 157
packaging device 184
skewed 122
pages per minute 4
curled, troubleshooting 122,
feeding operations 42
jams 111
pickup/feed/delivery
system 42
supported sizes 12
supported types 13
wrinkled 123
paper jams
detection operations, pickup/
feed/delivery system 42
paper path, cleaning 138
paper-pickup assembly
remove 100
part numbers
cables 152
control-panel overlays 157
covers 168
documentation 160
internal components 170
scanner assemblies 164
screws 163
supplies 152
about remove and replace 48
order of removal 52
remove 52
PCAs, diagrams 148
phone numbers
HP fraud hotline 27
scanning, troubleshooting 124
photosensitive drum rotation
test 131
photosensitive drum, locating 38
physical specifications 186
solenoid 144
pickup assembly
diagrams 147
pickup roller
replacing product 67
pickup roller, locating 38
pickup/feed/delivery system
main motor, locating 42
operations 42
pickup solenoid, locating 42
sensors, locating 42
cables, ordering 152
locating 6, 141
types included 4
post-service tests 51
high-voltage PCA 39
high-voltage, testing 133
requirements 186
sequence of operations 35
power consumption 186
power supplies
remove 82
unplugging 48
power supply
high-voltage contacts
check 133
power switch, locating 5
pressure roller
locating 38
print cartridge
part number 152
toner, removing from
clothing 26
print cartridge area jams,
clearing 116
print cartridges
door release, locating 5
drum rotation test 131
high-voltage contacts 133
HP fraud hotline 27
recycling 191
remove 65
replacing 25
status, checking 24
storing 24
warranty 183
print defects, troubleshooting 119
print media
supported 12
print quality
archive print setting 138
cleaning page, printing 138
repetitive image defects 140
settings 118
troubleshooting 118, 119
print-cartridge door
remove 76
print-quality test 51
printing
configuration page 30
demo page 30
menu map 30
priority input tray
jams, clearing 112
loading 19
locating 5
product
basic operation 34
cleaning 28
formatter, replace 81
front cover, remove 79
fuser cover, remove 77
fuser, replace 96
internal components 38
laser/scanner assembly,
replace 89
main motor, replace 93
operation sequence 34
paper-pickup assembly,
replace 100
power supply, replace 82
print-cartridge door,
remove 76
rear cover, remove 77
scanner cushions,
installing 70
scanner support frame,
remove 86
sequence of operations 34
serial number, locating 6
side covers, remove 74
supplies, life expectancies 24
transfer roller, replace 73
tray, remove 71
product base
front cover, remove 79
fuser cover, remove 77
fuser, replace 96
laser/scanner assembly,
replace 89
main motor, replace 93
202 Index ENWW
paper-pickup assembly,
replace 100
power supply, replace 82
print-cartridge door,
remove 76
rear cover, remove 77
scanner cushions,
installing 70
scanner support frame,
remove 86
side covers, remove 74
transfer roller, replace 73
tray, remove 71
quality
archive print setting 138
cleaning page, printing 138
copy, troubleshooting 127
print settings 118
print, troubleshooting 118,
repetitive image defects 140
scans, troubleshooting 124,
rear cover
remove 77
recycling
HP printing supplies returns and
environmental program 191
regulatory information 190
control panel 58
control panel overlay 57
formatter 81
front cover 79
fuser 96
fuser cover 77
laser/scanner assembly 89
link assemblies 53
main motor 93
media input tray 71
order of 52
paper-pickup assembly 100
parts 48, 52
power supply 82
print cartridge 65
print-cartridge door 76
rear cover 77
scanner assembly 60
scanner lid 56
scanner support frame 86
scanner support-frame
spring, 53
side covers 74
transfer roller 73
repacking device 184
repetitive defects,
troubleshooting 123, 140
replace
control panel 58
formatter 81
front cover 79
fuser 96
fuser cover 77
laser/scanner assembly 89
link assemblies 53
main motor 93
media input tray 71
order of 52
paper-pickup assembly 100
parts 48, 52
power supply 82
print cartridges 65
print-cartridge door 76
rear cover 77
scanner assembly 52, 60
scanner lid 56
scanner support frame 86
scanner support-frame
spring 53
side covers 74
supplies, life expectancies 24
transfer roller 73
replacing
scanner cushions 70
supplies 25
reports
configuration page 30
demo page 30
menu map 30
reports, product
configuration page 137
Demo page 137
resolution
features 4
print settings 118
specifications 4
restoring factory-set
defaults 138
right-side cover
remove 74
delivery roller 38
pickup, locating 38
rollers
feed, locating 38
locating 38, 145
pickup, replacing 67
pressure roller 38
repetitive image defects 140
transfer, locating 38
transfer, remove 73
safety statements 195, 196
scan-image quality,
troubleshooting 124
scanner
cushions, installing 70
glass, cleaning 28
lid, remove 56
operations 36
remove 60
replace 52
support frame, remove 86
support-frame spring,
remove 53
scanner assemblies
part numbers 164
scanner hinge tool
part number 152
scanning
blank pages,
troubleshooting 126
quality, troubleshooting 124,
speed, troubleshooting 125
scatter, troubleshooting 123
screwdrivers, required 49
self-tapping 48
types of 163
screws, replacing 48
secondary service menu 135
self-tapping screws 48
sensors
locating 146
ENWW Index 203
media detection 42
scanner operations 36
separation pad
replacing 66
separation pad, locating 38
separation pads
diagrams 147
sequence of operations 34
serial number, locating 6
service
critical error messages 109
part numbers 152
repacking device 184
secondary menu 135
service agreements 184
Service menu 138
servicing 49
servicing product 48
settings
configuration page 137
factory-set defaults,
restoring 138
NVRAM initialization 135
shipping device 184
side covers
remove product 74
size 186
size, copy
troubleshooting 130
skewed pages 122
slow speed, troubleshooting
scanning 125
smeared toner,
troubleshooting 121
software
advanced installation 8
components 7
easy installation 7
embedded Web server 9, 10,
HP Web Jetadmin 30
supported operating
systems 7
system requirements 17
uninstall 11
Windows 9
solenoid 144
specifications
acoustic emissions 187
electrical 186
environmental 187
physical 186
product features 4
specks, troubleshooting 120
print specifications 4
scanning, troubleshooting 125
spots, troubleshooting
scans 126
staple cassette
life expectancy 24
static, precautions 49
supplies, checking 24
storing
environmental
specifications 187
print cartridges 24
streaks, troubleshooting 120
supplies
HP fraud hotline 27
life expectancies 24
manage 24
non-HP supplies, HP
Policy 26
print cartridges, replacing 25
recycling 191
replacing 25
status, checking 24
storing 24
support
online 184
repacking device 184
support frame, scanner
remove 86
supported media 12
SupportPack, HP 184
system requirements 17
technical support
online 184
repacking device 184
telephone numbers
HP fraud hotline 27
temperature specifications
environment 187
copy-quality 51
engine test page 131
half-self functional check 132
heating element 133
high-voltage power
supply 133
post-service 51
print-quality 51
text, troubleshooting 122
cleaning page, printing 138
loose, troubleshooting 121
scatter, troubleshooting 123
smeared, troubleshooting 121
specks, troubleshooting 120
required 49
troubleshooting 137
transfer roller
remove 73
transfer rollers, locating 38
transfer unit warranty 183
install 20
jams, clearing 112
locating 5
capacities 4
capacity 13
feeding operations 42
jams, clearing 112
multi-purpose, locating 38
pickup/feed/delivery
system 42
remove 71
troubleshooting
blank scans 126
checklist 106
cleaning page 138
configuration page 137
control panel messages 108
copy quality 127
copy size 130
copying 130
critical error messages 109
curled media 122, 138
demo page 137
diagrams 140
dots, copies 128
engine test page 131
faded print 120
half self-test 132
204 Index ENWW
heating element 133
image formation 132
information pages 137
jams 111
lines, copies 128
lines, printed pages 120
loose toner 121
menu map 137
NVRAM initialization 135
pages too dark 128
pages too light 128
print defects 119
print quality 118
repetitive defects 123
reports 137
scan quality 124, 126
scan-image quality 124
scanning 124
skewed pages 122
spots, scans 126
text 122
toner scatter 123
toner smear 121
toner specks 120
tools 137
wrinkles 123
uninstall software 11
unplugging power cord 48
USB port
locating 6, 141
type included 4
User guide 2
user guides, part numbers 160
vertical lines,
troubleshooting 120
vertical white or faded
stripes 127
voltage requirements 186
warning messages 108
warranty
Customer self repair 182
extended 184
print cartridge 183
product 181
transfer unit and fuser 183
wavy paper, troubleshooting 122
Web sites
customer support 184
documentation 2
Macintosh customer
support 184
Material Safety Data Sheet
(MSDS) 192
weight 186
white or faded stripes,
troubleshooting 127
Windows
drivers supported 7
software components 9
supported operating
systems 7
system requirements 17
uninstall software 11
wrinkles, troubleshooting 123
ENWW Index 205


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