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HP LaserJet 2300

Tags : HPLaserJet23002300dtn2300dn2300n2300d2300LQ2472-90908 
HP LaserJet 2300 Manuel de service

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Description

HP LaserJet 2300 Service Manual
Part number: Q2472-90908
Edition 1, April 2003

HP LaserJet 2300L
HP LaserJet 2300
HP LaserJet 2300d
HP LaserJet 2300n
HP LaserJet 2300dn
HP LaserJet 2300dtn

1 Product description
Printer configurations.16
Printer features .17
Identification .19
Specifications . .20
Physical specifications . .20
Electrical specifications . .20
Power consumption.20
Acoustic emissions .21
Operating environment 21
Product overview . .22
Safety information .23
Print-cartridge and toner safety. .23
Laser safety.24
Regulatory information . .24
FCC regulations .24
Declaration of conformity . .24
Environmental product stewardship program . .25
Protecting the environment .25
Material safety data sheet 26
HP Printing Supplies Environmental Program information .26
Service approach. .27
Bench-repair warranty.27
HP Express Exchange . .27
Information about ordering .27
World Wide Web . .28
HP service parts-information compact disc.28
HP support-assistant compact disc.28
Reseller sales and service support .28
2 Installation
Site requirements .30
Operating environment 30
Printer space requirements.31
Interface ports . .33
Media specifications . 34
General media specifications . 34
Media input options 35
Tray 1 media sizes . 35
Optional 250-sheet tray (tray 2 or tray 3) paper sizes 36
Optional 500-sheet tray (tray 3) paper sizes . 37
Paper sizes for automatic duplexing . 37
Guidelines for selecting paper 38
Envelope specifications . 39
Label specifications 41
Transparency specifications42
Storing print media . 43
Shipping print media . 43
Paper fillers 43
Testing media specifications . 44
Tools and suppliers 49
3 Operation
Control panel 52
Control-panel layout 52
Changing control-panel settings. 54
Printing control-panel menus . 54
Control-panel menus—user . 55
Retrieve job menu . 55
Information menu 56
Paper-handling menu. 57
Configure device menu . 59
Diagnostics menu71
Control-panel menus—service . 72
Entering service mode 72
4 Printer maintenance
Periodic inspection of parts 74
Cleaning the printer . 75
Cleaning the fuser . 76
Cleaning the outside of the printer . 76
Managing the print cartridge. 77
HP print cartridges . 77
Non-HP print cartridges . 77
Print-cartridge authentication . 77
Print-cartridge storage 78
Print-cartridge life expectancy 78
Checking the supply level . 79
Cartridge-low and cartridge-out conditions 80
Supplies status page . 81
5 Theory of operation
Introduction . .84
Basic sequence of operation. .84
Power-on sequence 85
Engine control system . .86
Laser/scanner system . .87
Image-formation system . .88
Image-formation process . .89
Electrostatic latent-image-formation block .90
Developing block . .91
Transfer block .92
Fusing block . .93
Drum-cleaning block . .94
Pickup/feed system . .95
Single-sided printing . .95
Duplex printing . .95
Delivery .97
Automatic duplexer .98
Formatter system. .99
Formatter hardware. .100
Formatter subsystem . .101
Sheet feeders .103
Media detection . .105
Media-size detection .105
Jam detection .106
Pickup sensors .106
Delivery sensors . .107
Reversing sensors . .107
Automatic duplexer sensors .108
Paper-feed sensor.108
6 Removal and replacement
Removal and replacement strategies . 111
Required tools . 111
Before you begin . 112
Covers 113
I/O cover113
Print server114
DIMM cover . 115
Rear cover 116
Front cover 119
Control panel 120
Top-cover assembly. 121
Left-side cover . 124
Power switch 125
Tray 1 assembly126
Internal assemblies. 130
Tray 1 pickup roller130
Pickup sensor flag 132
Tray 1 separation pad . 133
Tray 2 pickup roller136
Tray 2 and 250-sheet feeder separation pad139
Fan140
Fuser 141
Laser/scanner . 143
Laser/scanner plate . 144
E-label reader145
Formatter . 147
Drive assembly. 148
Main motor 151
Flat, flexible cable 152
Engine controller PCA . 153
Solenoid 158
Access plate. 159
Power supply 162
Top-output-bin delivery assembly 169
Registration-roller assembly. 172
Transfer roller174
Feed belts 175
Trays176
250-sheet feeder and 500-sheet feeder pickup roller . 176
500-sheet feeder separation pad . 178
7 Troubleshooting
Troubleshooting process . .180
Preliminary operating checks . .180
Basic fault isolation . .180
Troubleshooting process flow . .182
Power-on .183
Troubleshooting with control-panel messages . .184
Using the printer online Help system . .184
Resolving persistent messages . .184
Troubleshooting the control-panel display . .185
Interpreting control-panel messages.186
Media-handling problems . .199
Printing a configuration page . .199
Printing a Jetdirect configuration page .200
Printing a usage page . .201
Printing a supplies status page .201
Printing an engine test .202
Jam troubleshooting .204
Jam causes. .205
Typical jam locations.205
Image-formation troubleshooting.210
Check the print cartridge. .211
EconoMode .211
Image defects unique to the HP LaserJet 2300 series printers . .211
Image-defect tables. .212
Media troubleshooting .218
Determine the problem source: print media or printer. .218
Isolate a paper path .218
Isolate a media brand . .219
Isolate a media type .220
Evaluate media use practices . .224
Evaluate environmental conditions . .224
Communication troubleshooting .226
Communications check .226
Test message . .226
EIO troubleshooting .226
Troubleshooting tools .227
Repetitive defect ruler . .227
Half-self-test functional check . .228
Performing a self test . .229
Performing a paper path test.229
Drum-rotation functional check .229
Resetting the printer .230
Setting the language .230
Reference diagrams . .231
8 Parts and diagrams
Ordering parts and supplies and getting support 242
Parts. 242
Support. 242
Consumables, accessories, and supplies 243
Common fasteners . 244
Illustrations and parts lists . 245
Assembly locations . 245
Covers 246
Covers and panels 246
Top cover assembly . 248
Internal components 250
Internal components (1 of 4) 250
Internal components (2 of 4) 252
Internal components (3 of 4) 254
Internal components (4 of 4) 256
Power-supply assembly 258
Pickup assembly . 260
Engine controller . 262
PCA locations263
Trays264
250-sheet feeder . 264
500-sheet feeder . 266
Alphabetical parts list . 268
Numerical parts list . 273



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