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HP LaserJet M1120 Service Manual - Page 216

HP Director, Macintosh, European Union, waste

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crooked pages 122 curled media 122, 138 cushions, scanner installing 70 customer support online 184 repacking device 184 D 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 drum photosensitive 38 drum rotation test 131 E easy software installation 7 ECU 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, 187 environmental stewardship program 190 error messages control panel 108 critical 109 ESD (electrostatic discharge) 49 European Union, waste disposal 192 extended warranty 184 F 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 fuser cover, remove 77 remove 96 warranty 183 fuser assembly diagrams 147 fuser sleeve locating 38 fuser unit locating 38 G Getting Started Guide 2 getting started guides, part numbers 160 glass, cleaning 28 gray background, troubleshooting 121 guidelines supplies, storing 24 guides, documentation 2 H 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 I image quality archive print setting 138 cleaning page, printing 138 copy, troubleshooting 127 print, troubleshooting 118, 119 repetitive image defects 140 scans, troubleshooting 124, 126 image-formation system operations 43 testing 132 information pages configuration 137 demo page 137 menu map 137 200 Index ENWW

Section	Page
Product information	17
Quick access to product information	18
Product comparison	19
Product features	20
Product walkaround	21
Front view	21
Back view	21
Interface ports	22
Serial number and model number location	22
Software description	23
Supported operating systems	23
Supported printer drivers	23
Software included with the product	23
Easy installation for Windows	23
Advanced installation	24
Macintosh software	24
Software for Windows	25
Embedded Web server (network models only)	25
Status Alerts software	25
Other Windows components and utilities	25
Software for Macintosh	26
Embedded Web server (network models only)	26
HP Director	26
Uninstall software	27
Windows	27
Macintosh	27
Media specifications	28
Supported paper and print media sizes	28
Supported paper types and tray capacity	29
Installation	31
Site preparations	32
Operating environment	32
Minimum system requirements	33
What was in the box	34
Install input devices	35
Priority input tray	35
Tray 1	36
Install supplies	37
Install the print cartridge	37
Maintenance	39
Manage supplies	40
Life expectancies of supplies	40
Check and order supplies	40
Store supplies	40
Replace supplies	41
Print cartridge	41
HP policy on non-HP supplies	42
HP fraud hotline	43
Clean the product	44
Clean the exterior	44
Clean the flatbed scanner glass	44
Clean the lid backing	44
Clean the paper path	45
Management tools	46
Information pages	46
Embedded Web server	46
Features	47
Operational theory	49
Basic operation	50
Sequence of operation for the base unit	50
Scanner functions and operation	52
Scanner functions	52
Scanner operation	53
Internal components (base unit)	54
Engine control system	55
Laser/scanner system	57
Pickup/feed/delivery system	58
Image-formation system	59
Removal and replacement	63
Removal and replacement strategy	64
Introduction	64
Removal and replacement warnings, cautions, notes, and tips	64
Electrostatic discharge	65
Required tools	65
Before performing service	65
After performing service	66
Post-service tests	67
Test 1 (print-quality test)	67
Test 2 (copy-quality test)	67
Parts removal order	68
Scanner assembly	69
Link assemblies and scanner support-frame spring	69
Scanner lid	72
Control-panel overlay	73
Control-panel assembly	74
Scanner assembly	76
Product base	81
Print cartridge	81
Separation pad	82
Pickup roller	83
Scanner cushions	86
Media input tray	87
Transfer roller	89
Side covers	90
Print-cartridge door	92
Rear cover and fuser cover	93
Front cover	95
Formatter	97
Power supply	98
Scanner support frame	102
Laser/scanner assembly	105
Main motor	109
Fuser	112
Paper-pickup assembly	116
Drive-gear assembly and drive belt	119
Problem solve	121
Problem-solving checklist	122
Control-panel messages	124
Alert and warning messages	124
Alert and warning message tables	124
Critical error messages	125
Critical error message-tables	125
Clear jams	127
Causes of jams	127
Where to look for jams	128
Clear jams from the input-tray areas	128
Clear jams from the output bin	131
Clear jams from the print-cartridge area	132
Avoid repeated jams	133
Print problems	134
Print-quality problems	134
Improve print quality	134
Print-quality settings	134
Temporarily change print-quality settings	134
Change print-quality settings for all future jobs	134
Identify and correct print defects	135
Print-quality checklist	135
General print-quality issues	136
Scan problems	140
Solve scanned-image problems	140
Scan-quality problems	142
Prevent problems	142
Solve scan-quality problems	142
Copy problems	143
Prevent problems	143
Image problems	143
Media-handling problems	144
Performance problems	146
Functional checks	147
Engine test page	147
Drum rotation test	147
Half self-test functional check	148
Perform a half self-test check	148
Perform other checks	148
Heating element check	149
High-voltage contacts check	149
Check the print-cartridge contacts	149
Check the high-voltage connector assembly	150
Service-mode functions	151
NVRAM initialization	151
Super NVRAM initialization	151
Secondary service menu	151
Problem-solving tools	153
Product information pages and reports	153
Configuration page	153
Demo page	153
Menu map	153
Service menu	154
Restore the factory-set defaults	154
Clean the paper path	154
Archive print	154
Problem-solving diagrams	156
Repetitive image defects	156
Interface ports	157
Formatter connectors	158
ECU connectors	159
Solenoid and motor	160
Rollers	161
Sensors	162
Major components	163
PCAs (base unit)	164
Circuit diagram	165
Firmware updates	166
Parts	167
Ordering information	168
Supplies and hinge tool	168
Cable and interface accessories	168
Whole-unit replacement	169
Control-panel overlays	173
Supplementry documentation and support	176
Parts lists and diagrams	178
Types of screws	179
Scanner assemblies	180
Assemblies	182
External covers and panels	184
Internal components (1 of 3)	186
Internal components (2 of 3)	188
Internal components (3 of 3)	190
Alphabetical parts list	192
Numerical parts list	194
Service and support	197
Hewlett-Packard limited warranty statement	197
Customer self repair warranty service	198
Print cartridge limited warranty statement	199
Customer support	200
HP maintenance agreements	200
Repacking the device	200
Extended warranty	200
Specifications	201
Physical specifications	202
Electrical specifications	202
Power consumption	202
Environmental specifications	203
Acoustic emissions	203
Regulatory information	205
FCC compliance	206
Environmental product stewardship program	206
Protecting the environment	206
Ozone production	206
Power consumption	206
Toner consumption	206
Paper use	206
Plastics	207
HP LaserJet print supplies	207
Return and recycling instructions	207
United States and Puerto Rico	207
Multiple returns (two to eight cartridges)	207
Single returns	207
Shipping	207
Non-US returns	208
Paper	208
Material restrictions	208
Disposal of waste equipment by users in private households in the European Union	208
Material Safety Data Sheet (MSDS)	208
For more information	208
Declaration of conformity	210
Safety statements	211
Laser safety	211
Canadian DOC regulations	211
EMI statement (Korea)	211
Laser statement for Finland	212
Substances table (China)	212

Match case Limit results 1 per page

crooked pages

122

curled media

122,

138

cushions, scanner

installing

customer support

online

184

repacking device

184

dark copying

128

defaults, restoring

138

defects, repetitive

140

delivery roller

locating

Demo page, printing

137

demo page, printing

diagrams

troubleshooting

140

dimensions

media

disposal, end-of-life

192

documentation

documentation, part

numbers

160

door, cartridge

remove

dots per inch (dpi)

print settings

118

specifications

dots, troubleshooting

copies

128

dpi (dots per inch)

print settings

118

specifications

drivers

operating systems

supported

drum

photosensitive

drum rotation test

131

easy software installation

ECU

connectors

143

electrical specifications

186

electrostatic discharge (ESD)

embedded Web server

embedded Web server (EWS)

features

end-of-life disposal

192

engine control system

engine test page

131

environmental specifications

16,

187

environmental stewardship

program

190

error messages

control panel

108

critical

109

ESD (electrostatic discharge)

European Union, waste

disposal

192

extended warranty

184

factory-set defaults,

restoring

138

faded print

120

FastRes

FCC compliance

190

features

product

feed roller, locating

Finnish laser safety

statement

196

firmware updates

150

flat, flexible cables

remove parts

flatbed scanner

glass, cleaning

Formatter

connectors

142

formatter

remove

fraud hotline

front cover

remove

fuser

cover, remove

remove

warranty

183

fuser assembly

diagrams

147

fuser sleeve

locating

fuser unit

locating

Getting Started Guide

getting started guides, part

numbers

160

glass, cleaning

gray background,

troubleshooting

121

guidelines

supplies, storing

guides, documentation

half-self-test functional check

132

heating element check

133

high-voltage connector assembly,

cleaning

134

high-voltage contacts

cleaning

133

high-voltage PCA

high-voltage power supply,

checking

133

hinge tool

part number

152

HP Customer Care

184

HP Director, Macintosh

HP fraud hotline

HP SupportPack

184

HP Web Jetadmin

using

humidity specifications

environment

187

image quality

archive print setting

138

cleaning page, printing

138

copy, troubleshooting

127

print, troubleshooting

118,

119

repetitive image defects

140

scans, troubleshooting

124,

126

image-formation system

operations

testing

132

information pages

configuration

137

demo page

137

menu map

137

200

Index

ENWW