HP LaserJet 3015, LaserJet20 Service Manual

5 (1)

HP LaserJet 3015, 3020, and 3030 all-in-one

Service Manual

Development Company, L.P.

Reproduction, adaptation or translation without prior written permission is prohibited, except as allowed under the copyright laws.

The information contained herein is subject to change without notice.

The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

Part number Q2665-90901

Edition 1, 01/2004

Trademark Credits

Adobe® and PostScript® are trademarks of Adobe Systems Incorporated.

Microsoft®, Windows®, and Windows NT® are U.S. registered trademarks of Microsoft Corporation.

Safety Information

WARNING!

Potential Shock Hazard

Always follow basic safety precautions when using this product to reduce risk of injury from fire or electric shock.

Read and understand all instructions in the user guide.

Observe all warnings and instructions marked on the product.

Use only a grounded electrical outlet when connecting the HP LaserJet 3015, 3020, and 3030 all-in-one products to a power source. If you don't know whether the outlet is grounded, check with a qualified electrician.

Do not touch the contacts on the end of any of the sockets on the HP LaserJet 3015, 3020, or 3030 all-in-one. Replace damaged cords immediately.

Unplug this product from wall outlets before cleaning.

Do not install or use this product near water or when you are wet.

Install the product securely on a stable surface.

Install the product in a protected location where no one can step on or trip over the power cord and the power cord will not be damaged.

If the product does not operate normally, see the online user guide.

Refer all servicing questions to qualified personnel.

Table of contents

1 Product Information
Product configurations...............................................................................................................	2
HP LaserJet 3015, 3020, and 3030 all-in-one products......................................................	2
HP LaserJet 3015 all-in-one product...................................................................................	3
HP LaserJet 3020/3030 all-in-one product..........................................................................	3
Product features ........................................................................................................................	4
Overview of products.................................................................................................................	5
Hardware components........................................................................................................	5
Product identification..................................................................................................................	7
Model and serial numbers...................................................................................................	7
Product specifications................................................................................................................	8
Physical specifications.........................................................................................................	8
Environmental specifications (all models)...........................................................................	8
HP LaserJet 3015 performance specifications....................................................................	8
HP LaserJet 3020/3030 performance specifications.........................................................	10
Electrical specifications (all models)..................................................................................	12
Acoustic emissions (all models)........................................................................................	12
Skew specifications (all models).......................................................................................	12
HP LaserJet 3030 fax capabilities.....................................................................................	13
HP LaserJet 3015, 3020, and 3030 all-in-one battery.......................................................	14
Warranty statement..................................................................................................................	15
HP’s Premium Protection print-cartridge warranty...................................................................	16
Extended warranty...................................................................................................................	17
Print-cartridge information .......................................................................................................	18
Refilled print cartridges ....................................................................................................	18
HP LaserJet printing supplies ...........................................................................................	18
HP Printing Supplies Returns and Recycling Program information..................................	18
FCC regulations.......................................................................................................................	20
Telephone Consumer Protection Act (United States)..............................................................	22
IC CS-03 requirements............................................................................................................	23
Declaration of Conformity ........................................................................................................	24
Safety statements....................................................................................................................	25
Laser safety statement......................................................................................................	25
Canada DOC regulations..................................................................................................	25
Laser statement for Finland...............................................................................................	26
Korean EMI statement.......................................................................................................	26
Australian EMC requirements............................................................................................	26
Regulatory information for the European Union countries/regions .........................................	27
2 Operation
Operating environment.............................................................................................................	30
Identifying the control-panel components................................................................................	31
Control-panel menu structure..................................................................................................	33
To use the control-panel buttons.......................................................................................	33
To print the control-panel menu structure.........................................................................	33

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Product media specifications ..................................................................................................	37
Main input tray (all models) ..............................................................................................	37
Automatic document feeder (ADF) specifications.............................................................	38
To gain access to the optimizing feature...........................................................................	38
Guidelines for using media.......................................................................................................	39
Paper and transparencies ................................................................................................	39
Common media problems table........................................................................................	39
Labels................................................................................................................................	40
Envelopes..........................................................................................................................	40
Card stock and heavy media ............................................................................................	41
Loading media .........................................................................................................................	43
Media input tray ................................................................................................................	43
Priority input tray ...............................................................................................................	43
Specific types of media .....................................................................................................	43
Media information for ADF originals .................................................................................	43
Media information for the flatbed (HP LaserJet 3020 and 3030) .....................................	44
Loading originals to copy or scan......................................................................................	44
Loading originals into the LJ 3020 and 3030 ADF input tray............................................	45
Loading originals onto the LJ 3020 and 3030 flatbed scanner.........................................	46
3 Maintenance
Life expectancies of parts that wear .......................................................................................	48
Scanner calibration .................................................................................................................	49
Cleaning the product ...............................................................................................................	50
To clean the print path ......................................................................................................	50
Cleaning the glass.............................................................................................................	50
Cleaning the print-cartridge area.............................................................................................	54
To cleaning the print-cartridge area (all models)...............................................................	54
Cleaning the printer pickup roller (all models)...................................................................	55
Cleaning the printer separation pad (all models)..............................................................	56
User replaceable parts.............................................................................................................	57
Printer pickup roller (all models)........................................................................................	57
Printer separation pad (all models)...................................................................................	59
Printer main input tray (all models)....................................................................................	60
HP LaserJet 3015 ADF pickup roller ................................................................................	61
HP LaserJet 3015 ADF separation pad set.......................................................................	62
HP LaserJet 3015 ADF input tray......................................................................................	62
HP LaserJet 3015 ADF output bin.....................................................................................	63
HP LaserJet 3020 and 3030 ADF pickup roller.................................................................	63
HP LaserJet 3020 and 3030 ADF separation pad............................................................	66
HP LaserJet 3020 and 3030 control-panel bezel..............................................................	66
4 Operational overview
Basic functions (all models) ....................................................................................................	70
Basic sequence of operation ...................................................................................................	71
Formatter system ....................................................................................................................	75
Central processing unit .....................................................................................................	75
Line interface unit (HP LaserJet 3015 and 3030 only) .....................................................	75
Standard boot process .....................................................................................................	75
RAM ..................................................................................................................................	76
Parallel interface or universal serial bus (USB) interface .................................................	76
Control panel ....................................................................................................................	76
EconoMode .......................................................................................................................	76
MEt ....................................................................................................................................	77
Enhanced I/O ....................................................................................................................	77

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PJL overview ....................................................................................................................	77
Printer functions (all models)...................................................................................................	78
Engine control system (engine control unit and power-supply assembly)........................	78
Image-formation system....................................................................................................	83
Print cartridge....................................................................................................................	84
Printer paper-feed system.................................................................................................	84
Jam detection in the printer ..............................................................................................	85
HP LaserJet 3015 all-in-one unique components....................................................................	87
Basic operation..................................................................................................................	87
HP LaserJet 3020 and 3030 all-in-one unique components....................................................	93
Scanner and ADF functions and operation ......................................................................	93
Fax functions and operation (HP LaserJet 3015 and 3030 only) ...........................................	96
PSTN operation ................................................................................................................	96
The fax subsystem ...........................................................................................................	96
Formatter in the fax subsystem ........................................................................................	96
LIU in the fax subsystem ..................................................................................................	96
Fax page storage in flash memory ...................................................................................	99
5 Removal and replacement
Removal and replacement strategy.......................................................................................	103
Required tools..................................................................................................................	103
Before performing service...............................................................................................	103
After performing service..................................................................................................	104
Parts removal order.........................................................................................................	104
HP LaserJet 3015 all-in-one..................................................................................................	107
Link assemblies and scanner support frame springs......................................................	107
Scanner side covers........................................................................................................	110
Separation-pad set..........................................................................................................	111
Control-panel bezel.........................................................................................................	112
Control-panel assembly...................................................................................................	113
Media lever and media lever torsion spring....................................................................	114
Separation pad assembly................................................................................................	115
Scanner assembly...........................................................................................................	118
Scanner assembly top cover...........................................................................................	126
Top-cover assembly........................................................................................................	129
Pickup roller ....................................................................................................................	130
White platen.....................................................................................................................	131
HP LaserJet 3020 and 3030 all-in-one..................................................................................	133
ADF input tray..................................................................................................................	133
Flatbed lid........................................................................................................................	134
Link assemblies and scanner support frame springs......................................................	136
Control-panel bezel.........................................................................................................	139
Control-panel assembly...................................................................................................	139
ADF separation pad ........................................................................................................	140
ADF input-tray flag...........................................................................................................	141
ADF pickup roller ............................................................................................................	142
ADF scanner glass..........................................................................................................	143
Scanner assembly...........................................................................................................	145
Printer (product base)............................................................................................................	153
Printer separation pad.....................................................................................................	154
Print cartridge..................................................................................................................	154
Printer pickup roller..........................................................................................................	156
Media input tray...............................................................................................................	158
Transfer roller..................................................................................................................	159
Printer side covers...........................................................................................................	161

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Print-cartridge door..........................................................................................................	163
Rear cover and fuser cover.............................................................................................	164
Front cover.......................................................................................................................	165
Installing the scanner cushions.......................................................................................	167
Speaker assembly...........................................................................................................	168
Power supply...................................................................................................................	169
Formatter and line interface unit (LIU).............................................................................	171
Scanner support frame ...................................................................................................	175
Engine controller unit.......................................................................................................	177
Laser/scanner assembly..................................................................................................	181
Main motor.......................................................................................................................	182
Fuser................................................................................................................................	184
Paper-pickup assembly...................................................................................................	186
6 Troubleshooting
Basic troubleshooting ............................................................................................................	188
Control-panel messages .......................................................................................................	193
Alert and warning messages ..........................................................................................	193
Critical error messages ...................................................................................................	201
Event-log codes...............................................................................................................	204
Solving image-quality problems ............................................................................................	206
Checking the print cartridge ............................................................................................	206
Solving print image-quality problems .............................................................................	206
Solving scanning (copying) image-quality problems ............................................................	216
Repetitive image defect ruler ................................................................................................	222
Solving paper-feed problems ................................................................................................	223
Jams occur in the printer.................................................................................................	223
Solving print paper-feed problems .................................................................................	225
Jams occur in the automatic document feeder (ADF).....................................................	227
Solving scanner (copier) paper-feed problems ..............................................................	229
Solving problems with digital subscriber line (DSL) connections..........................................	231
Connecting additional devices.........................................................................................	231
Functional checks .................................................................................................................	235
Control-panel test............................................................................................................	235
Half self-test functional check .........................................................................................	235
Drum rotation functional check ......................................................................................	237
High-voltage contacts check ..........................................................................................	238
Updating the firmware code...................................................................................................	240
Troubleshooting tools ............................................................................................................	241
Printing a configuration report, demonstration page, or menu structure ........................	241
Printing all fax reports at once (HP LaserJet 3015 and 3030 only) ...............................	241
T.30 protocol trace (HP LaserJet 3015 and 3030 only) .................................................	241
Service-mode functions .........................................................................................................	262
Secondary service menu ................................................................................................	262
Developer’s menu ...........................................................................................................	263
Adjusting the country/region code parameters................................................................	264
Soft reset.........................................................................................................................	265
NVRAM init .....................................................................................................................	265
System settings for localized products............................................................................	266
Printer job language (PJL) software commands ............................................................	268
Main wiring ............................................................................................................................	269
Component locations, HP LaserJet 3015 all-in-one .............................................................	272
Component locations, HP LaserJet 3020 and 3030 all-in-one..............................................	276
Component locations, HP LaserJet 3015, 3020 and 3030 printer (product base)................	277

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7 Parts and diagrams
Ordering parts and supplies ..................................................................................................	282
Parts that wear ................................................................................................................	282
Parts ...............................................................................................................................	282
World-wide customer support .........................................................................................	282
Accessories ...........................................................................................................................	284
Common hardware .........................................................................................................	284
How to use the parts lists and diagrams ........................................................................	285
HP LaserJet 3015 scanner assembly ...................................................................................	286
HP LaserJet 3020/3030 scanner assembly ..........................................................................	296
HP LaserJet 3015/3020/3030 printer base............................................................................	304
Alphabetical parts list.............................................................................................................	320
Numerical parts list.................................................................................................................	326
Index

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List of tables

Table 1-1.	Physical specifications.......................................................................................	8
Table 1-2.	Environmental specifications (all models)..........................................................	8
Table 1-3.	HP LaserJet 3015 performance specifications..................................................	8
Table 1-4.	HP LaserJet 3020/3030 performance specifications.......................................	10
Table 1-5.	Electrical specifications (all models)................................................................	12
Table 1-6.	Acoustic emissions (all models).......................................................................	12
Table 1-7.	Skew specifications (all models) .....................................................................	12
Table 1-8.	HP LaserJet 3030 fax capabilities....................................................................	13
Table 1-9.	HP LaserJet 3015, 3020, and 3030 all-in-one battery.....................................	14
Table 2-1.	Control-panel menu structure..........................................................................	33
Table 2-2.	Supported media types....................................................................................	37
Table 3-1.	Life expectancies of parts that wear ...............................................................	48
Table 4-1.	HP LaserJet 3015 basic sequence of operation..............................................	71
Table 4-2.	HP LaserJet 3020 and 3030 basic sequence of operation..............................	71
Table 4-3.	HP LaserJet 3015, 3020 and 3030 printer (product base) basic
	sequence of operation......................................................................................	73
Table 4-4.	Product startup messages...............................................................................	76
Table 4-5.	Dc power distribution........................................................................................	80
Table 6-1.	Alert and warning messages ........................................................................	193
Table 6-2.	Critical error messages..................................................................................	201
Table 6-3.	Event-log codes.............................................................................................	204
Table 6-4.	Fax receive codes..........................................................................................	243
Table 6-5.	Fax send codes..............................................................................................	248
Table 6-6.	Fax phase sequence (HP LaserJet 3015 and 3030 only).............................	254
Table 6-7.	Appropriate responses (HP LaserJet 3015 and 3030 only)...........................	256
Table 6-8.	Fax abbreviations (HP LaserJet 3015 and 3030 only)..................................	257
Table 6-9.	System settings..............................................................................................	266
Table 7-1.	Technical support websites and related documentation................................	282
Table 7-2.	Accessories....................................................................................................	284
Table 7-3.	Common fasteners .......................................................................................	284
Table 7-4.	Alphabetical parts list.....................................................................................	320
Table 7-5.	Numerical parts list.........................................................................................	326

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List of figures

Figure 1-1.	HP LaserJet 3015, 3020, and 3030 all-in-one products....................................	2
Figure 1-2.	HP LaserJet 3015 all-in-one hardware components..........................................	5
Figure 1-3.	HP LaserJet 3020 all-in-one hardware components..........................................	6
Figure 1-4.	HP LaserJet 3030 all-in-one hardware components..........................................	6
Figure 1-5.	Sample Identification label (on the back of the product)....................................	7
Figure 1-6.	Location of additional serial number label.........................................................	7
Figure 2-1.	HP LaserJet 3015 dimensions.........................................................................	30
Figure 2-2.	HP LaserJet 3020/3030 dimensions................................................................	30
Figure 2-3.	HP LaserJet 3015 all-in-one control panel.......................................................	31
Figure 2-4.	HP LaserJet 3020 all-in-one control panel.......................................................	32
Figure 2-5.	HP LaserJet 3030 all-in-one control panel.......................................................	32
Figure 2-6.	Envelope construction......................................................................................	41
Figure 2-7.	Loading the LJ 3015 ADF (1 of 3)....................................................................	44
Figure 2-8.	Loading the LJ 3015 ADF (2 of 3)....................................................................	45
Figure 2-9.	Loading the LJ 3015 ADF (3 of 3)....................................................................	45
Figure 2-10.	Loading the LJ 3020 and 3030 ADF (1 of 2)....................................................	46
Figure 2-11.	Loading the LJ 3020 and 3030 ADF (2 of 2)....................................................	46
Figure 2-12. Loading the LJ 3020 and 3030 flatbed scanner...............................................		46
Figure 3-1.	Cleaning the LJ 3015 glass..............................................................................	51
Figure 3-2.	Cleaning the LJ 3015 white platen...................................................................	51
Figure 3-3.	Cleaning the LJ 3020 and 3030 glass (1 of 2).................................................	52
Figure 3-4.	Cleaning the LJ 3020 and 3030 glass (2 of 2).................................................	52
Figure 3-5.	Cleaning the LJ 3020 and 3030 lid backing.....................................................	52
Figure 3-6.	Cleaning the print-cartridge area (1 of 3).........................................................	54
Figure 3-7.	Cleaning the print-cartridge area (2 of 3).........................................................	54
Figure 3-8.	Cleaning the print-cartridge area (3 of 3).........................................................	55
Figure 3-9.	Cleaning the separation pad............................................................................	55
Figure 3-10.	Cleaning the pickup roller (1 of 3)....................................................................	55
Figure 3-11.	Cleaning the pickup roller (2 of 3)....................................................................	56
Figure 3-12.	Cleaning the pickup roller (3 of 3)....................................................................	56
Figure 3-13. Cleaning the separation pad (1 of 2)................................................................		56
Figure 3-14. Cleaning the separation pad (2 of 2)................................................................		56
Figure 3-15.	Replacing the pickup roller (1 of 7)..................................................................	57
Figure 3-16.	Replacing the pickup roller (2 of 7)..................................................................	57
Figure 3-17.	Replacing the pickup roller (3 of 7)..................................................................	57
Figure 3-18.	Replacing the pickup roller (4 of 7)..................................................................	58
Figure 3-19.	Replacing the pickup roller (5 of 7)..................................................................	58
Figure 3-20.	Replacing the pickup roller (6 of 7) .................................................................	58
Figure 3-21.	Replacing the pickup roller (7 of 7) .................................................................	58
Figure 3-22.	Replacing the printer separation pad (1 of 5)..................................................	59
Figure 3-23.	Replacing the printer separation pad (2 of 5)..................................................	59
Figure 3-24.	Replacing the printer separation pad (3 of 5)..................................................	60
Figure 3-25.	Replacing the printer separation pad (4 of 5) .................................................	60
Figure 3-26.	Replacing the printer separation pad (5 of 5) .................................................	60
Figure 3-27. Remove the media input tray (1 of 2)...............................................................		61
Figure 3-28.	Remove the paper pickup tray (2 of 2).............................................................	61

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Figure 3-29.	Remove the separation pad.............................................................................	62
Figure 3-30.	Replacing the ADF input tray...........................................................................	63
Figure 3-31.	Replacing the ADF output bin..........................................................................	63
Figure 3-32.	Replacing the ADF pickup-roller assembly (1 of 9) ........................................	63
Figure 3-33.	Replacing the ADF pickup-roller assembly (2 of 9) ........................................	64
Figure 3-34.	Replacing the ADF pickup-roller assembly (3 of 9) ........................................	64
Figure 3-35.	Replacing the ADF pickup-roller assembly (4 of 9) ........................................	64
Figure 3-36.	Replacing the ADF pickup-roller assembly (5 of 9) ........................................	64
Figure 3-37.	Replacing the ADF pickup-roller assembly (6 of 9) ........................................	65
Figure 3-38.	Replacing the ADF pickup-roller assembly (7 of 9) ........................................	65
Figure 3-39.	Replacing the ADF pickup-roller assembly (8 of 9) ........................................	65
Figure 3-40.	Replacing the ADF pickup-roller assembly (9 of 9) ........................................	65
Figure 3-41.	Remove the separation pad.............................................................................	66
Figure 3-42.	Replacing the control-panel bezel (1 of 4).......................................................	66
Figure 3-43.	Replacing the control-panel bezel (2 of 4).......................................................	67
Figure 3-44.	Replacing the control-panel bezel (3 of 4).......................................................	67
Figure 3-45.	Replacing the control-panel bezel (4 of 4).......................................................	67
Figure 4-1.	Product configuration ......................................................................................	70
Figure 4-2.	HP LaserJet 3015, 3020, and 3030 printer (product base) timing
	diagram .........................................................................................................	74
Figure 4-3.	Printer functional block diagram.......................................................................	78
Figure 4-4.	Laser/scanner operation..................................................................................	80
Figure 4-5.	High-voltage power supply circuit....................................................................	82
Figure 4-6.	Image-formation block diagram ......................................................................	83
Figure 4-7.	Printer paper path ...........................................................................................	85
Figure 4-8.	Basic operation block diagram.........................................................................	87
Figure 4-9.	HP LaserJet 3015 optical and feed systems...................................................	88
Figure 4-10.	HP LaserJet 3015 feed control (1 of 2)............................................................	89
Figure 4-11.	HP LaserJet 3015 feed control (2 of 2)............................................................	90
Figure 4-12.	HP LaserJet 3015 optical system (1 of 2)........................................................	91
Figure 4-13.	HP LaserJet 3015 optical system (2 of 2)........................................................	92
Figure 4-14.	HP LaserJet 3020 and 3030 optical system ...................................................	93
Figure 4-15.	HP LaserJet 3020 and 3030 ADF path ...........................................................	95
Figure 5-1.	HP LaserJet 3015, 3020, and 3030 products................................................	104
Figure 5-2.	Parts removal order for the HP LaserJet 3015 all-in-one..............................	105
Figure 5-3.	Parts removal order for the HP LaserJet 3020 and 3030 all-in-one .............	105
Figure 5-4.	Parts removal order for the printer (product base, all models)......................	106
Figure 5-5.	Parts removal order HP LaserJet 3015 scanner assembly...........................	107
Figure 5-6.	Remove the link assemblies and scanner support frame springs (1 of 4) ....	108
Figure 5-7.	Remove the link assemblies and scanner support frame springs (2 of 4).....	108
Figure 5-8.	Remove the link assemblies and scanner support frame springs (3 of 4).....	109
Figure 5-9.	Remove the link assemblies and scanner support frame springs (4 of 4).....	109
Figure 5-10.	Remove the scanner side covers (1 of 3)......................................................	110
Figure 5-11.	Remove the scanner side covers (2 of 3)......................................................	110
Figure 5-12.	Remove the scanner side covers (3 of 3)......................................................	111
Figure 5-13.	Remove the separation pad...........................................................................	112
Figure 5-14.	Remove the control-panel bezel (1 of 3)........................................................	112
Figure 5-15.	Remove the control-panel bezel (2 of 3)........................................................	113
Figure 5-16.	Remove the control-panel bezel (3 of 3)........................................................	113
Figure 5-17.	Remove the control-panel assembly (1 of 2).................................................	114
Figure 5-18.	Remove the control-panel assembly (2 of 2).................................................	114
Figure 5-19.	Remove the media lever and media lever torsion spring (1 of 2)..................	115
Figure 5-20.	Remove the media lever and media lever torsion spring (2 of 2)..................	115
Figure 5-21.	Remove the separation pad assembly (1 of 3)..............................................	116
Figure 5-22.	Remove the separation pad assembly (2 of 3)..............................................	117
Figure 5-23.	Remove the separation pad assembly (3 of 3)..............................................	117

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Figure 5-24. Remove the scanner assembly (1 of 15).......................................................	118
Figure 5-25. Remove the scanner assembly (2 of 15).......................................................	118
Figure 5-26. Remove the scanner assembly (3 of 15).......................................................	119
Figure 5-27. Remove the scanner assembly (4 of 15).......................................................	119
Figure 5-28. Remove the scanner assembly (5 of 15) ......................................................	120
Figure 5-29. Remove the scanner assembly (6 of 15).......................................................	120
Figure 5-30. Remove the scanner assembly (7 of 15).......................................................	121
Figure 5-31. Remove the scanner assembly (8 of 15).......................................................	121
Figure 5-32. Remove the scanner assembly (9 of 15).......................................................	122
Figure 5-33. Remove the scanner assembly (10 of 15).....................................................	122
Figure 5-34. Remove the scanner assembly (11 of 15) ....................................................	123
Figure 5-35. Remove the scanner assembly (12 of 15) ....................................................	124
Figure 5-36. Remove the scanner assembly (13 of 15).....................................................	125
Figure 5-37. Remove the scanner assembly (14 of 15).....................................................	125
Figure 5-38. Remove the scanner assembly (15 of 15).....................................................	126
Figure 5-39. Remove the scanner assembly top cover (1 of 4).........................................	127
Figure 5-40. Remove the scanner assembly top cover (2 of 4).........................................	127
Figure 5-41. Remove the scanner assembly top cover (3 of 4).........................................	128
Figure 5-42. Remove the scanner assembly top cover (4 of 4) ........................................	128
Figure 5-43. Reinstalling the scanner assembly top cover................................................	129
Figure 5-44. Align the scanner assembly top cover and base...........................................	129
Figure 5-45. Remove the top-cover assembly (1 of 2).......................................................	130
Figure 5-46. Remove the top-cover assembly (2 of 2) ......................................................	130
Figure 5-47. Remove the pickup roller (1 of 2)...................................................................	131
Figure 5-48. Remove the pickup roller (2 of 2)...................................................................	131
Figure 5-49. Remove the white platen (1 of 2)...................................................................	132
Figure 5-50. Remove the white platen (2 of 2) ..................................................................	132
Figure 5-51. Parts removal order HP LaserJet 3020 and 3030 scanner assembly...........	133
Figure 5-52. Remove the ADF input tray............................................................................	133
Figure 5-53. Remove the flatbed lid (1 of 5) ......................................................................	134
Figure 5-54. ADF cover correctly installed.........................................................................	134
Figure 5-55. Remove the flatbed lid (2 of 5).......................................................................	135
Figure 5-56. Remove the flatbed lid (3 of 5).......................................................................	135
Figure 5-57. Remove the flatbed lid (4 of 5).......................................................................	136
Figure 5-58. Remove the flatbed lid (5 of 5).......................................................................	136
Figure 5-59. Remove the link assemblies and scanner support frame springs (1 of 4).....	137
Figure 5-60. Remove the link assemblies and scanner support frame springs (2 of 4).....	137
Figure 5-61. Remove the link assemblies and scanner support frame springs (3 of 4).....	138
Figure 5-62. Remove the link assemblies and scanner support frame springs (4 of 4).....	138
Figure 5-63. Remove the control-panel bezel ...................................................................	139
Figure 5-64. Remove the control panel assembly (1 of 2).................................................	139
Figure 5-65. Remove the control panel assembly (2 of 2) ................................................	140
Figure 5-66. Remove the separation pad...........................................................................	140
Figure 5-67. Remove the ADF input-tray flag.....................................................................	141
Figure 5-68. Correct positioning of the ADF input-tray spring ...........................................	141
Figure 5-69. Remove the ADF pickup roller (1 of 2)..........................................................	142
Figure 5-70. Remove the ADF pickup roller (2 of 2)..........................................................	142
Figure 5-71. Remove the ADF scanner glass (1 of 3)........................................................	143
Figure 5-72. Remove the ADF scanner glass (2 of 3)........................................................	143
Figure 5-73. Remove the ADF scanner glass (3 of 3)........................................................	144
Figure 5-74. Install the ADF scanner glass........................................................................	144
Figure 5-75. Remove the scanner assembly (1 of 13).......................................................	145
Figure 5-76. Remove the scanner assembly (2 of 13) ......................................................	145
Figure 5-77. Remove the scanner assembly (3 of 13).......................................................	146
Figure 5-78. Remove the scanner assembly (4 of 13).......................................................	146
Figure 5-79. Remove the scanner assembly (5 of 13).......................................................	147

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Figure 5-80.	Remove the scanner assembly (6 of 13).......................................................	147
Figure 5-81.	Remove the scanner assembly (7 of 13).......................................................	148
Figure 5-82.	Remove the scanner assembly (8 of 13).......................................................	148
Figure 5-83.	Remove the scanner assembly (9 of 13).......................................................	149
Figure 5-84.	Remove the scanner assembly (10 of 13) ....................................................	150
Figure 5-85.	Remove the scanner assembly (11 of 13) ....................................................	151
Figure 5-86.	Remove the scanner assembly (12 of 13).....................................................	151
Figure 5-87.	Remove the scanner assembly (13 of 13).....................................................	152
Figure 5-88.	Parts removal order for the printer (product base, all models)......................	153
Figure 5-89.	Remove the printer separation pad (1 of 2)...................................................	154
Figure 5-90.	Remove the printer separation pad (2 of 2)...................................................	154
Figure 5-91.	Remove the print cartridge (1 of 2)................................................................	155
Figure 5-92.	Remove the print cartridge (2 of 2)................................................................	155
Figure 5-93.	Remove the printer pickup roller (1 of 5).......................................................	156
Figure 5-94.	Remove the printer pickup roller (2 of 5).......................................................	156
Figure 5-95.	Remove the printer pickup roller (3 of 5).......................................................	157
Figure 5-96.	Remove the printer pickup roller (4 of 5).......................................................	157
Figure 5-97.	Remove the printer pickup roller (5 of 5).......................................................	158
Figure 5-98. Remove the media input tray (1 of 3).............................................................		158
Figure 5-99. Remove the media input tray (2 of 3).............................................................		159
Figure 5-100.	Remove the media input tray (3 of 3).............................................................	159
Figure 5-101.	Remove the transfer roller (1 of 3).................................................................	160
Figure 5-102.	Remove the transfer roller (2 of 3).................................................................	160
Figure 5-103.	Remove the transfer roller (3 of 3).................................................................	161
Figure 5-104.	Remove the printer side covers (1 of 3).........................................................	161
Figure 5-105.	Remove the printer side covers (2 of 3) ........................................................	162
Figure 5-106.	Remove the printer side covers (2 of 3) ........................................................	162
Figure 5-107.	Remove the printer side covers (3 of 3).........................................................	163
Figure 5-108.	Remove the print-cartridge door (1 of 2)........................................................	163
Figure 5-109.	Remove the print-cartridge door (2 of 2)........................................................	164
Figure 5-110.	Remove the rear cover and fuser cover (1 of 3)............................................	164
Figure 5-111.	Remove the rear cover and fuser cover (2 of 3)............................................	165
Figure 5-112.	Remove the rear cover and fuser cover (3 of 3)............................................	165
Figure 5-113.	Remove the front cover (1 of 3).....................................................................	166
Figure 5-114.	Remove the front cover (2 of 3).....................................................................	166
Figure 5-115.	Remove the front cover (3 of 3).....................................................................	167
Figure 5-116.	Front-cover locking tabs.................................................................................	167
Figure 5-117.	Installing the scanner cushions......................................................................	168
Figure 5-118.	Remove the speaker assembly (1 of 2).........................................................	168
Figure 5-119.	Remove the speaker assembly (2 of 2).........................................................	169
Figure 5-120.	Remove the power supply (1 of 3).................................................................	170
Figure 5-121.	Remove the power supply (2 of 3).................................................................	170
Figure 5-122.	Remove the power supply (3 of 3).................................................................	171
Figure 5-123.	Correct routing of the power-supply wire-harnesses.....................................	171
Figure 5-124.	HP LaserJet 3015 formatter and LIU.............................................................	173
Figure 5-125.	HP LaserJet 3020 formatter without LIU........................................................	173
Figure 5-126.	HP LaserJet 3030 formatter and LIU.............................................................	173
Figure 5-127.	Remove the formatter (1 of 2) (and LIU installed).........................................	174
Figure 5-128.	Remove the formatter (2 of 2)........................................................................	174
Figure 5-129.	Remove the scanner support frame (1 of 3)..................................................	175
Figure 5-130.	Remove the scanner support frame (2 of 3)..................................................	176
Figure 5-131.	Remove the scanner support frame (3 of 3)..................................................	176
Figure 5-132.	Remove the chassis reinforcement plate.......................................................	177
Figure 5-133.	Remove the ECU (1 of 6)...............................................................................	178
Figure 5-134.	Remove the ECU (2 of 6)...............................................................................	178
Figure 5-135.	Remove the ECU (3 of 6)...............................................................................	179

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Figure 5-136.	Remove the ECU (4 of 6)...............................................................................	179
Figure 5-137.	Remove the ECU (5 of 6)...............................................................................	180
Figure 5-138.	Remove the ECU (6 of 6)...............................................................................	180
Figure 5-139.	Laser/scanner assembly shutter arm.............................................................	181
Figure 5-140.	Remove the laser/scanner assembly.............................................................	182
Figure 5-141.	Remove the main motor (1 of 2)....................................................................	183
Figure 5-142.	Remove the main motor (2 of 2) ...................................................................	183
Figure 5-143.	Remove the fuser assembly (1 of 2)..............................................................	184
Figure 5-144.	Remove the fuser assembly (2 of 2)..............................................................	185
Figure 5-145.	Fragile tab on fuser assembly........................................................................	185
Figure 5-146. Remove the paper-pickup assembly..............................................................		186
Figure 6-1.	Repetitive image defect ruler ........................................................................	222
Figure 6-2.	Clear a jam in the product base (1 of 3)........................................................	223
Figure 6-3.	Clear a jam in the product base (2 of 3)........................................................	224
Figure 6-4.	Clear a jam in the product base (3 of 3)........................................................	224
Figure 6-5.	Clearing output bin jams (HP LJ 3015) .........................................................	225
Figure 6-6.	Clearing ADF output bin jams (HP LaserJet 3015) ......................................	225
Figure 6-7.	Clearing output bin jams (HP LaserJet 3020 and 3030) ...............................	225
Figure 6-8.	ADF lid open (HP LaserJet 3015)..................................................................	228
Figure 6-9.	ADF lid open (HP LaserJet 3020 and 3030)..................................................	228
Figure 6-10.	Clear an ADF jam (HP LaserJet 3015)..........................................................	229
Figure 6-11.	Clear an ADF jam (HP LaserJet 3020 and 3030; 1 of 2)...............................	229
Figure 6-12.	Clear an ADF jam (HP LaserJet 3020 and 3030; 2 of 2)...............................	229
Figure 6-13.	Check the fuser connectors on the fuser.......................................................	237
Figure 6-14.	Check the fuser connectors on the power supply..........................................	237
Figure 6-15.	Print-cartridge high-voltage contacts ............................................................	238
Figure 6-16.	High-voltage contacts ....................................................................................	239
Figure 6-17.	Example of a T.30 trace of a successfully sent fax ......................................	260
Figure 6-18.	Example of a T.30 trace of a successfully received fax ................................	261
Figure 6-19.	Main wiring, HP LaserJet 3015 scanner assembly .......................................	269
Figure 6-20.	Main wiring, HP LaserJet 3020 and 3030 scanner assembly ......................	270
Figure 6-21.	Main wiring, HP LaserJet 3015, 3020,and 3030 product base......................	271
Figure 6-22.	Major components..........................................................................................	272
Figure 6-23.	Main parts.......................................................................................................	273
Figure 6-24. Sensors and motors ......................................................................................		274
Figure 6-25.	PCBs..............................................................................................................	275
Figure 6-26.	HP LaserJet 3020 and 3030 components.....................................................	276
Figure 6-27.	Major components..........................................................................................	277
Figure 6-28.	Solenoid, sensors, switches, and motor........................................................	278
Figure 6-29.	PCBs..............................................................................................................	279
Figure 7-1.	HP LaserJet 3015 .........................................................................................	286
Figure 7-2.	ADF input and delivery assemblies (HP LaserJet 3015)...............................	288
Figure 7-3.	Internal components (HP LaserJet 3015) .....................................................	290
Figure 7-4.	Frame assembly (HP LaserJet 3015)............................................................	292
Figure 7-5.	Guide assembly (HP LaserJet 3015).............................................................	294
Figure 7-6.	HP LaserJet 3020/3030 scanner assembly ..................................................	296
Figure 7-7.	Link assembly (HP LaserJet 3020/3030) ......................................................	298
Figure 7-8.	Major assemblies (HP LaserJet 3020/3030) .................................................	300
Figure 7-9.	HP LaserJet 3015/3020/3030 printer base....................................................	304
Figure 7-10.	Pickup and delivery tray assemblies (LJ 3015/3020/3030 printer base).......	306
Figure 7-11.	External covers (LJ 3015/3020/3030 printer base)........................................	308
Figure 7-12.	Internal components 1 of 1 (LJ 3015/3020/3030 printer base)......................	310
Figure 7-13.	Internal components 2 of 2 (LJ 3015/3020/3030 printer base)......................	312
Figure 7-14.	Internal components 3 of 3 (LJ 3015/3020/3030 printer base)......................	314
Figure 7-15.	Paper-pickup assembly (LJ 3015/3020/3030 printer base)...........................	316
Figure 7-16.	Fuser (fixing assy) assembly (LJ 3015/3020/3030 printer base)...................	318

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1	Product Information

This chapter provides information about the following topics.
Product configurations...............................................................................................................	2
HP LaserJet 3015, 3020, and 3030 all-in-one products......................................................	2
HP LaserJet 3015 all-in-one product...................................................................................	3
HP LaserJet 3020/3030 all-in-one product..........................................................................	3
Product features ........................................................................................................................	4
Overview of products.................................................................................................................	5
Hardware components........................................................................................................	5
Product identification..................................................................................................................	7
Model and serial numbers...................................................................................................	7
Product specifications................................................................................................................	8
Physical specifications.........................................................................................................	8
Environmental specifications (all models)...........................................................................	8
HP LaserJet 3015 performance specifications....................................................................	8
HP LaserJet 3020/3030 performance specifications.........................................................	10
Electrical specifications (all models)..................................................................................	12
Acoustic emissions (all models)........................................................................................	12
Skew specifications (all models).......................................................................................	12
HP LaserJet 3030 fax capabilities.....................................................................................	13
HP LaserJet 3015, 3020, and 3030 all-in-one battery.......................................................	14
Warranty statement..................................................................................................................	15
HP’s Premium Protection print-cartridge warranty...................................................................	16
Extended warranty...................................................................................................................	17
Print-cartridge information .......................................................................................................	18
Refilled print cartridges ....................................................................................................	18
HP LaserJet printing supplies ...........................................................................................	18
HP Printing Supplies Returns and Recycling Program information..................................	18
FCC regulations.......................................................................................................................	20
Telephone Consumer Protection Act (United States)..............................................................	22
IC CS-03 requirements............................................................................................................	23
Declaration of Conformity ........................................................................................................	24
Safety statements....................................................................................................................	25
Laser safety statement......................................................................................................	25
Canada DOC regulations..................................................................................................	25
Laser statement for Finland...............................................................................................	26
Korean EMI statement.......................................................................................................	26
Australian EMC requirements............................................................................................	26
Regulatory information for the European Union countries/regions .........................................	27

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Product configurations

HP LaserJet 3015, 3020, and 3030 all-in-one products

Figure 1-1. HP LaserJet 3015, 3020, and 3030 all-in-one products

●Prints up to 15 pages per minute (less than a 10-second wait for the first page to print)

●150-sheet printer input tray with a 10-page priority input tray

●600 by 600 dpi printing using Resolution Enhancement technology (REt)

●2,000-page print cartridge (using an average of 5 percent toner coverage on printed A4or letter-size pages)

●4 MB of ROM, 32 MB of RAM

●Universal serial bus (USB) port

●1284-B compliant parallel port

●V.34 fax modem that supports speeds up to 33.6 kbps (HP LaserJet 3015 and 3030 only)

●Two RJ-11 ports (one line and one accessory port)

●Two-line LCD display (16 characters per line)

●Additional 2 MB flash ROM for fax storage (up to 110 pages based on a slerexe test page) (HP LaserJet 3015 and 3030 only)

●Expandable input/output (I/O) using the HP Jetdirect 10/100Base-TX

●Individual speed-dial memory and group speed-dial memory (120 entries using the Toolbox) (HP LaserJet 3015 and 3030 only)

2 Chapter 1 Product Information

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	●	Supported software
		●	HP Toolbox
		●	HP LaserJet Scan
		● TWAIN or WIA Scan Driver
		●	HP LaserJet Fax
		● Readiris OCR (not installed with other software; separate installation is required)
		● Printer drivers (PCL 5e, PCL 6, and PS
		●	Installer/unistaller
	●	Supported operating systems
		● Windows 98Se (second edition)
		● Windows Millennium Edition (Me)
		●	Windows 2000
		● Windows XP (32-bit)
		● Mac OS 9.1 or 9.2.x
		● Mac OS X (10.2.x only)
	Driver-only support for Windows 98 (first edition), Windows XP 64-bit, and Windows 2003
Note
	Server.

HP LaserJet 3015 all-in-one product

●Contact image scanner (CIS) 600 ppi, 24-bit color scanner

●30-sheet automatic document feeder (ADF) feeds pages at up to 12 pages per minute (ppm)

●Three status LEDs, a numeric keypad, and menu navigation buttons on the control panel

●Selectable singleor multiple-sheet lever for the ADF

HP LaserJet 3020/3030 all-in-one product

●Coupled charged device (CCD) 600 ppi 24-bit color scanner

●Letter/A4-sized flatbed scanner glass

●50-sheet automatic document feeder (ADF) feeds pages at up to 12 pages per minute (ppm)

●Status LEDs, a numeric keypad, and menu navigation buttons on the control panel (the HP LaserJet 3020 has two status LEDs; the HP LaserJet 3030 has three status LEDs)

Note	The HP LaserJet 3020 does not have fax capabilities.

ENWW	Product configurations 3

Product features

The HP LaserJet 3015, 3020, and 3030 all-in-one products are designed to perform the following tasks:

●Print: Print documents with HP LaserJet quality.

●Copy: Make up to 99 laser-quality copies of a 50-page original. It also enlarges, reduces, and lightens/darkens copies. (The HP LaserJet 3020 and 3030 also collate copies.)

●Scan: Scan documents to create electronic text or graphics files.

●Fax: Send and receive documents by using standard fax communications (HP LaserJet 3015 and 3030 only).

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Overview of products

Hardware components

Use the following illustrations to identify the hardware components.

Figure 1-2. HP LaserJet 3015 all-in-one hardware components (1 of 2)

Figure 1-2. HP LaserJet 3015 all-in-one hardware components (2 of 2)

1Automatic document feeder (ADF) input tray

2ADF media lever

3Control panel

4ADF output bin

5Print-cartridge-door release

6Output bin

7Priority input slot

8Media input tray

9Parallel port

10USB port

11Fax interface ports

12Power switch

13Power receptacle

ENWW	Overview of products 5

Figure 1-3. HP LaserJet 3020 all-in-one hardware components

1Automatic document feeder (ADF) input tray

2Flatbed scanner lid and ADF output bin

3Control panel

4Print-cartridge-door release

5Output bin

6Priority input tray

7Media input tray

8Parallel port

9USB port

10Power switch

11Power receptacle

Figure 1-4. HP LaserJet 3030 all-in-one hardware components

1Automatic document feeder (ADF) input tray

2Flatbed scanner lid and ADF output bin

3Control panel

4Print-cartridge-door release

5Output bin

6Priority input tray

7Media input tray

8Parallel port

9USB port

10Fax interface ports

11Power switch

12Power receptacle

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Product identification

Model and serial numbers

An identification label is located on the back of the product. This label contains the model and serial numbers. The serial number contains information about the country/region of origin, revision level, production code, and production number of the product. The label also contains power-rating and regulatory information.

Figure 1-5.	Sample Identification label (on the back of the product)
	An additional identification label is located on the top-left side of the scanner support frame.
	Open the print cartridge door to find this label.
	The additional serial number label is in the same location on the scanner support frame for all
Note
	of the HP LaserJet 3015, 3020, and 3030 all-in-one products.

Figure 1-6. Location of additional serial number label

ENWW	Product identification 7

Product specifications

Physical specifications

Table 1-1. Physical specifications

	Product	Height
	HP LaserJet 3015	445 mm
	product	(17.5 inches)
		(17.5 inches)
	HP LaserJet	556 mm
	3020/3030	21.89 inches)
	product	21.89 inches)
	product

Depth	Width	Weight
440 mm	430 mm	9.1 kg
(17.3 inches)	(16.9 inches)	(20 pounds)
483 mm	497 mm	11.34 kg
(19.02 inches)	(19.6 inches)	(25 pounds)

Environmental specifications (all models)

Table 1-2. Environmental specifications (all models)

HP LaserJet 3015 performance specifications

Table 1-3. HP LaserJet 3015 performance specifications

Category	Specification
Printer capacities and ratings
Print speed	● 15 pages per minute (ppm) for letter size paper and 14 ppm for
	A4-size paper
	● First page out in less than 10 seconds
Media input tray capacity	150 sheets of regular-weight 60-g/m2 (16-lb) paper or up to 30
	envelopes
Priority input slot capacity	10 sheets of regular-weight 75-g/m2 (20-lb) paper or 1 envelope
Output bin capacity	Up to 125 sheets of regular-weight 16-lb (60-g/m2) paper
Minimum paper size	76 by 127 mm (3 by 5 inches)

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Table 1-3. HP LaserJet 3015 performance specifications (continued)

Category	Specification
Maximum paper size	216 by 356 mm (8.5 by 14 inches). The output bin holds one sheet
	of legal-size media 215 by 356 mm (8.5 by 14 inches). Subsequent
	sheets of legal-size media slide off of the output bin.
Media weight	Media input tray: 60to 163-g/m2 (16to 43-lb) cut sheet paper
	Priority input slot: 60to 90-g/m2 (16to 24-lb) single thickness
	envelopes
	Print paper output: 135to 176-g/m2 (36to 47-lb) postcards
Base memory	4 MB of ROM and 32 MB of RAM (9 MB for the product and 23 MB
	available to the user)
Print resolution	1,200 dpi
Duty cycle	● 7,000 single-sided pages per month (maximum)
	● 800 single-sided pages per month (average)
PCL (Printer Control Language)	Level 5e and 6
PostScript® (PS)	Emulates Adobe® PostScript level 2
Copier capacities and ratings
Copy speed	Up to 15 ppm
Multiple copies	Up to 99 per job
Copy reduction or enlargement	25 percent to 400 percent
Acoustic emissions (per ISO	6.3 Bel sound power level
9296) while copying
Scanner capacities and ratings
Margins for scanned items	3.05 mm (0.12 inch) right and left
	4.23 mm (0.17 inch) top and bottom
Scanner duty cycle	2,000 single-sided items per month
Scan resolution	600 dpi color
Automatic document feeder (ADF) input tray specifications
Input capacity	Up to 30 sheets of flat 60to 75-g/m2 (16to 20-lb) media
Media weight (input and output)	Single sheet setting ( blue media lever set to the right): 42to 260-
	g/m2 (11to 69-lb)
	Multiple sheet setting ( blue media lever set to the left): 46to 105-
	g/m2 (12to 28-lb)
Media size	74 by 105 mm (2.9 by 4.1 inches) to 216 mm by 381 mm (8.5 by 15
	inches). The ADF output bin holds one sheet of legal-size media
	215 by 356 mm (8.5 by 14 inches). Subsequent sheets of legal-size
	media slide off of the ADF output bin.
Speed	Up to 12 ppm for letter-size or A4-size media
Duty cycle	1,000 pages per month
Port availability

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Product specifications

Table 1-3. HP LaserJet 3015 performance specifications (continued)

HP LaserJet 3020/3030 performance specifications

Table 1-4. HP LaserJet 3020/3030 performance specifications

Category	Specification
Printer capacities and ratings
Print speed	● 15 pages per minute (ppm) for letter-size paper and 14 ppm for
	A4-size paper
	● First page out in less than 9 seconds
Media input tray capacity	150 sheets of regular-weight 60-g/m2 (16-lb) paper or up to 30
	envelopes
Priority input tray capacity	10 sheets of regular-weight 75-g/m2 (20-lb) paper or 1 envelope
Output bin capacity	Up to 125 sheets of regular-weight 75-g/m2 (20-lb) paper
Minimum paper size	76 by 127 mm (3 by 5 inches)
Maximum paper size	216 by 356 mm (8.5 by 14 inches)

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HP LaserJet 3015, LaserJet20 Service Manual

Table 1-4. HP LaserJet 3020/3030 performance specifications (continued)

Category	Specification
Media weight	Media input tray: 60to 163-g/m2 (16to 43-lb) cut sheet paper
	Priority input slot: 60to 90-g/m2 (16to 24-lb) single thickness
	envelopes
	Print paper output: 135to 176-g/m2 (36to 47-lb) postcards
Base memory	4 MB of ROM and 32 MB of RAM (9 MB for the product and 23 MB
	available to the user)
Print resolution	1,200 dpi
Duty cycle	● 7,000 single-sided pages per month (maximum)
	● 1,000 single-sided pages per month (average)
PCL (Printer Control Language)	Level 5e and 6
PostScript (PS)	Emulates Adobe PostScript level 2
Copier capacities and ratings
Copy speed	Up to 15 ppm
Multiple copies	Up to 99 per job
Copy reduction or enlargement	25 percent to 400 percent
Acoustic emissions (per ISO	6.3 Bel sound power level
9296) while copying
Scanner capacities and ratings
Margins for scanned items	3.05 mm (0.12 inch) right and left
	4.06 mm (0.16 inch) top and bottom
Media size	(216 by 356 mm) (8.5 by 11.7 inches) no minimum size
Scanner duty cycle	2,000 single-sided items per month
Scan resolution	600 dpi color
Automatic document feeder (ADF) input tray specifications
Input capacity	Up to 50 sheets of flat 60 to 75-g/m2 (16to 20-lb) media
Media weight (input and output)	60to 90-g/m2 (16to 24-lb)
Media size	127 by 127 mm (5 by 5 inches) to 216 by 381 mm (8.5 by 15
	inches)
Speed	Up to 15 ppm for letter-size or A4-size media
Duty cycle	1,000 pages per month
Port availability
USB	Compatible with USB 2.0 specification
Parallel	● IEEE 1284-B level 2 device with an IEEE 1284-B receptacle
	● Set the host computer to ECP (enhanced capabilities mode)

ENWW	Product specifications 11

Note

Electrical specifications (all models)

The values are subject to change. See http://www.hp.com/support/lj3015 or http://www.hp.com/support/lj3030 for the most current information. The 110-volt and 220-volt power sources are not interchangeable.

Table 1-5. Electrical specifications (all models)

Item	110-volt models	220-volt models
Power supply	110 to 127 V (± 10%)	220 to 240 V (± 10%)
	50 to 60 Hz (± 2 Hz)	50 to 60 Hz (± 2 Hz)
Power consumption (typical)	300 W (average)	300 W (average)
Printing	300 W (average)	300 W (average)
Printing	14 W (average)	14 W (average)
Standby	14 W (average)	14 W (average)
Standby	14 W (average)	14 W (average)
Power Save	14 W (average)	14 W (average)
Power Save	0 W	0 W
Off	0 W	0 W
Off
Minimum recommended circuit	4.5 A	2.3 A
capacity

Acoustic emissions (all models)

The values are subject to change. See http://www.hp.com/support/lj3015 or http://www.hp.com/support/lj3030 for the most current information. During other operations, acoustic emissions can vary.

Table 1-6. Acoustic emissions (all models)

Activity	Operator (<1m)	Bystander (1m)	Sound power
level
Active	LpAm56 dB (A)	LpAm48 dB (A)	LWAd6.1 Bels dB (A)
Idle	inaudible	inaudible	inaudible

Skew specifications (all models)

Table 1-7. Skew specifications (all models)