Hewlett Packard LaserJet 9000mfp series All in one printer
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Model:
LaserJet 9000mfp series
Date:
2002
Category:
Group:
Description:
Information
Speed
50 pages per minute (ppm), automatic document feeder (ADF) scanning
of and printing on letter-size or ISO A4-size paper
8-second standby to first page print
2.4 seconds or less for the first scan from the ADF
3.7 seconds or less for the first scan from the Scanner glass
Resolution 600 dots per inch (dpi) with Resolution Enhancement technology (REt)
HP FastRes 1200 (1200-dpi-like quality at up to 50 ppm for letter and A4)
Up to 256 levels of gray
Consumables No-shake, no pull-tab print cartridge
3,000-sheet stapler/stacker staple cartridge
Multifunction finisher staple cartridge
Throughput 100-page capacity ADF
25 percent to 400 percent scalability using the Scanner glass
25 percent to 200 percent scalability using the ADF
Transmit Once, Raster Image Processing (RIP) Once technology
Language
and fonts
PostScript® (PS) Level 3 emulation with 35 built-in PS language fonts
HP Printer Command Language (PCL) 6 driver
HP PCL 5e driver for compatibility with previous products
Printer job language (PJL)
Printer management language
80 scalable TrueTypeTM typefaces
Enhanced memory
and memory expansion
Memory Enhancement technology (MEt) automatically compresses data
to use RAM more efficiently
128 megabytes (MB) of RAM, expandable to 384 MB using industrystandard
100-pin dual inline memory modules (DIMMs)
Functions Two-sided copying (duplex printing)
Image modification
Color digital sending
Wide-format printing
Document finishing
Finishing 3,000-sheet stapler/stacker
3,000-sheet stacker
Multifunction finisher
Manual type:
Service Manual
Pages:
289
Size:
12.98 Mbytes (13605423 Bytes)
Language:
english
Revision:
first edition
Manual ID:
C8523-90921
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2012 03 16
MD5:
2ab094731e47d19fb773b854ec91c062
Downloads:
827
Manual type:
Service Manual
Pages:
289
Size:
13.75 Mbytes (14421661 Bytes)
Language:
english
Revision:
first edition
Manual ID:
C8523-90921
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2012 06 30
MD5:
b07b5e16eedd40e5902c05453e8898f9
Downloads:
734
Information
This manual is used in conjunction with the HP LaserJet 9000 series
Printer service manual.
Contents
List of tables
List of figures
1 Product information
Product features ... 16
Product specifications ... 17
Identification ... 17
Specifications ... 17
Product overview ... 19
Assembly identification ... 19
External assembly locations ... 20
Interface connections ... 21
Accessories ... 22
Regulatory information ... 23
Service approach ... 23
Parts and supplies ... 23
Warranty ... 23
Limited warranty for the print cartridge ... 23
Service and support ... 24
Worldwide service and support offices ... 25
2 Product requirements
Space requirements ... 28
Setup ... 30
Initial setup ... 30
Unpacking the MFP ... 31
Removing the MFP from the shipping pallet ... 32
Initial hardware setup ... 33
Installing the finishing device ... 35
Testing MFP printing and copying functions ... 36
3 Product configuration
Control panel ... 38
Control panel layout ... 38
Touch-screen graphical display layout ... 39
Settings and defaults ... 41
Setting the display language ... 41
Setting tray registration ... 41
Print driver information ... 43
Factory default settings ... 43
Control panel menus ... 46
Menu map ... 46
Using a menu map ... 46
Retrieve job menu ... 47
Information menu ... 47
Paper handling menu ... 47
Configure device menu ... 49
Diagnostics menu ... 51
Service menu ... .51
Remote firmware upgrade ... .52
Downloading the new firmware to the MFP ... .52
Using HP Web JetAdmin ... .53
4 Product maintenance
Cleaning the MFP and accessories ... .56
General cleaning ... .56
ADF cleaning ... .57
Glass cleaning ... .63
5 Theory of operation
Differences in print engines ... .66
Mechanical structure ... .68
Motors and fans ... .70
Basic block diagram ... .72
Basic system configuration ... .73
Scanner unit systems ... .73
Scan mode ... .73
Power supply assembly ... .75
Low-voltage power supply circuit ... .78
Scanner controller circuit ... .80
Flatbed operation ... .81
Flatbed document exposure control ... .81
Flatbed optical drive control ... .82
Flatbed optical unit operation ... .83
Flatbed document size detection ... .84
ADF operation ... .87
ADF document exposure control ... .87
ADF document feed control ... .88
ADF document size detection ... .90
ADF feeder sensors ... .91
ADF document skew detection ... .92
Scanned data flow ... .93
Copy processor board ... .94
CPB terminology ... .94
Scanning process control signals ... .95
Typical scanning process flow ... .95
Copy processor board LEDs ... .96
6 Removal and replacement
Introduction ... .101
Removal and replacement strategy ... .101
Electrostatic discharge ... .101
Required tools ... .101
External covers ... .102
Control panel ... .102
ADF feeder cover ... .104
ADF feeder cover handle ... .106
ADF back cover ... .107
ADF front cover ... .108
Lower delivery roller cover ... .109
White board cover ... .110
Copy processor board ... .111
Flatbed rail cover ... .112
Flatbed back cover ... .113
Flatbed right cover ... .114
Flatbed left cover ... 115
Flatbed upper front cover ... 116
Flatbed lower front cover ... 117
ADF base cover assembly ... 118
Glass ... 123
Internal ... 125
ADF optical unit ... 125
ADF scanning lamp ... 130
ADF shading filter ... 133
Flatbed optical unit ... 134
Flatbed scanning lamp ... 137
Flatbed shading filter ... 139
Switch and solenoids ... 141
ADF feeder cover detection Switch ... 141
Weight solenoid ... 142
Shutter solenoid ... 143
Motors and fans ... 144
Pickup motor ... 144
Delivery motor ... 146
Flatbed motor ... 148
Power supply assembly ... 150
ADF fan assembly ... 153
Flatbed fan assembly ... 154
PCB assemblies ... 155
ADF analog processor PCB ... 155
ADF inverter PCB ... 156
ADF intermediate PCB ... 157
ADF width detection sensor assembly ... 158
Flatbed inverter PCB ... 159
Flatbed intermediate PCB ... 160
Scanner controller board ... 162
Intermediate PCB assembly ... 164
Power supply assembly ... 165
Rollers and belts ... 168
Pickup roller (D-roller) ... 168
Pickup roller assembly ... 169
Feed roller assembly ... 170
Lower registration roller assembly ... 171
Lower delivery roller ... 177
Upper delivery roller assembly ... 179
Separation belt assembly ... 180
Separation belts ... 183
Scan engine ... 185
7 Troubleshooting
Troubleshooting process ... 190
Preliminary operating checks ... 191
Power on ... 192
Power-on defects ... 192
Malfunction troubleshooting ... 193
Troubleshooting with control panel messages ... 194
Control panel display ... 194
Event log page ... 194
Control panel messages ... 197
MFP message tables ... 198
Alphabetic error messages ... 198
Numeric error messages ... 200
Troubleshooting with the copy processor board ... 203
User- and service-level diagnostics ... .205
Diagnostics ... .205
ADF paper-path test ... .205
Service test ... .206
Service-level diagnostics ... .207
Service menu ... .207
ADF and glass calibrations ... .209
ADF calibrations ... .209
Glass calibrations ... .217
Jam troubleshooting ... .220
Jams ... .220
Evaluating the information pages ... .222
Configuration page ... .222
Jetdirect page ... .224
Supplies status page ... .225
Usage page ... .226
File directory page ... .227
Image-formation troubleshooting ... .228
Image defects ... .229
Measurement and adjustment ... .232
ADF unit height adjustment ... .232
ADF skew adjustment ... .234
ADF width sensor volume adjustment ... .236
Weight solenoid stroke adjustment ... .237
Scanner controller PCB ... .238
Connector locations ... .239
Electrical structure ... .240
Wiring diagrams ... .241
8 Parts and diagrams
Introduction ... .244
Ordering parts ... .244
Consumables, supplies, accessories,
FRUs, and documentation ... .245
Common hardware ... .247
Illustrations and parts lists ... .248
MFP system assembly ... .249
Image Scanner ... .251
External panels and covers ... .253
Flatbed Scanner assembly ... .255
Flatbed optical assembly ... .259
ADF Scanner assembly ... .260
Paper pickup assembly ... .262
ADF main assembly ... .266
ADF optical assembly ... .268
PCB assemblies ... .269
Alphabetical parts list ... .270
Numerical parts list ... .274
Index