HP Scanjet N9120 service manual

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HP Scanjet N9120

Service Manual

HP Scanjet N9120

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 L2683-90022

Edition 1, 7/2008

Safety information

WARNING!

Potential Shock Hazard

Always follow basic safety precautions when using the 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 product to a power source. If you do not 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 product. Replace damaged cords immediately.

Unplug the product from wall outlets before cleaning.

Do not install or use the 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 where the power cord will not be damaged.

Trademark credits

Microsoft(r), Windows(r), and Windows(r) XP are U.S. registered trademarks of Microsoft Corporation.

Windows Vista® is either a registered trademark or trademark of Microsoft Corporation in the United States and/or other countries.

ENERGY STAR and the ENERGY STAR mark are registered U.S. marks.

Table of contents

1 Product basics
Quick access to product information ....................................................................................................	2
Product basics ......................................................................................................................................	3
Product features ..................................................................................................................	3
Product walkaround .............................................................................................................	4
Front and right-side view .....................................................................................	4
Back view ............................................................................................................	5
Side view (left) .....................................................................................................	5
Model and serial numbers ...................................................................................	6
Control-panel walkaround ....................................................................................................	7
Supported product software .................................................................................................	8
Supported operating systems .............................................................................	8
Supported scanner drivers ..................................................................................	8
Supported scanner-management software .........................................................	8
System requirements ...........................................................................................................................	9
Paper handling ...................................................................................................................................	10
ADF specifications .............................................................................................................	10
Media specifications ..........................................................................................................	10
Media to avoid ...................................................................................................................	11
2 Installation and configuration
Prepare the site ..................................................................................................................................	14
Unpack the device ..............................................................................................................................	15
Install the software .............................................................................................................................	19
3 Manage and maintain
Manage supplies ................................................................................................................................	22
HP Scanner Tools Utility scanner maintenance information ..............................................	22
Parts life expectancy ..........................................................................................................	22
Clean the product ...............................................................................................................................	23
Clean the exterior ..............................................................................................................	23
Clean the ADF ...................................................................................................................	24
Clean the scanner glass ....................................................................................................	27
Clean the fan filters ............................................................................................................	28

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4 Theory of operation
Basic operation ...................................................................................................................................	30
Modes and control-panel indicators ...................................................................................................	31
Circuit board assemblies ....................................................................................................................	32
Fans ...................................................................................................................................................	33
ADF feed system ................................................................................................................................	34
Sensors ..............................................................................................................................	34
Motors ................................................................................................................................	35
Service block diagram ........................................................................................................................	36
5 Removal and replacement
Removal and replacement strategy ....................................................................................................	38
General cautions during removal and replacement ...........................................................	38
Electrostatic discharge .......................................................................................................	38
Required tools ....................................................................................................................	39
Cleaning supplies ..............................................................................................................	39
Screws and fasteners ........................................................................................................	39
Before performing service ..................................................................................................	39
After performing service .....................................................................................................	40
User-replaceable parts .......................................................................................................................	41
Imprinter cartridge ..............................................................................................................	42
Fan filters ...........................................................................................................................	44
ADF base reflector .............................................................................................................	45
Reinstall the ADF base reflector .......................................................................	46
Pickup-roller assembly .......................................................................................................	47
Reinstall the pickup-roller assembly ..................................................................	48
Separation-pad assembly ..................................................................................................	49
Reinstall the separation-pad assembly .............................................................	50
External covers ...................................................................................................................................	51
Scanner control-panel cover ..............................................................................................	52
Scanner back-filter cover ...................................................................................................	53
Scanner right-filter cover ....................................................................................................	53
ADF front cover ..................................................................................................................	54
ADF back cover .................................................................................................................	57
Scanner back cover ...........................................................................................................	59
Automatic document feeder FRUs .....................................................................................................	60
Automatic document feeder (ADF) ....................................................................................	62
Reinstall the ADF ..............................................................................................	66
ADF height adjustment ......................................................................................	70
NVRAM data management ...............................................................................	73
Repair menu .....................................................................................	73
Repair menu options ........................................................................	74
Replacement scenarios ....................................................................	75

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NVRAM data file examples ...............................................................	82
NVRAM content adjustment .............................................................	83
Download factory NVRAM data ........................................................	84
Backup current NVRAM data ...........................................................	87
Repair NVRAM data .........................................................................	89
Adjust NVRAM counter items ...........................................................	94
Align the ADF ....................................................................................................	96
Create the factory calibration data for ADF-A ...................................................	99
ADF motor fan .................................................................................................................	101
ADF carriage fan ..............................................................................................................	102
ADF input-tray lift-motor assembly ..................................................................................	103
ADF exit-motor assembly ................................................................................................	104
ADF feed-motor assembly ...............................................................................................	108
Reinstall the ADF feed-motor drive belt ..........................................................	110
Reinstall the ADF feed-motor assembly ..........................................................	111
ADF pick-motor assembly ................................................................................................	114
Reinstall the ADF pick-motor assembly ..........................................................	116
Upper multi-pick sensor PCA ...........................................................................................	119
Lower multi-pick sensor PCA ...........................................................................................	121
ADF controller PCA .........................................................................................................	123
Imprinter PCA ..................................................................................................................	125
Reinstall the imprinter PCA .............................................................................	126
Input-tray sensor ..............................................................................................................	129
Flatbed scan position sensor ...........................................................................................	130
Reinstall the flatbed scan position sensor .......................................................	131
Exit 1 sensor ....................................................................................................................	133
Exit 2 sensor ....................................................................................................................	134
Pick-up roller sensor ........................................................................................................	135
Elevator arm sensor .........................................................................................................	137
Background solenoid sensor ...........................................................................................	138
Paper-present sensor ......................................................................................................	139
Registration sensor ..........................................................................................................	140
Jam door 1 sensor ...........................................................................................................	141
Jam door 2 sensor ...........................................................................................................	142
Jam door 3 sensor ...........................................................................................................	143
Imprinter paper-present sensor .......................................................................................	144
ADF scan position sensor ................................................................................................	146
ADF bottom corner outer paper path guide .....................................................................	147
ADF bottom corner inner paper path guide .....................................................................	149
ADF cal-strip assembly ....................................................................................................	150
Reinstall the cal-strip assembly .......................................................................	152
ADF exit inner paper path guide ......................................................................................	156
ADF top corner inner paper path guide ...........................................................................	159
Lower multi-pick sensor cover .........................................................................................	160

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Flatbed scan position sensor arm ....................................................................................	162
Reinstall the flatbed scan position sensor arm ................................................	163
Exit 1 sensor arm .............................................................................................................	165
Exit 2 sensor arm .............................................................................................................	166
Paper-present-sensor arm ...............................................................................................	168
Input-tray-elevator arm ....................................................................................................	169
Registration sensor arm ...................................................................................................	172
Scan position sensor arm ................................................................................................	174
Pick-up roller spring .........................................................................................................	175
Separation-pad spring .....................................................................................................	176
ADF input-tray assembly .................................................................................................	177
ADF output tray ................................................................................................................	179
Reinstall the ADF output tray ..........................................................................	181
Pickup-roller cover ...........................................................................................................	183
ADF hinge limiters ...........................................................................................................	185
ADF jam door 3 ................................................................................................................	186
Paper present sensor and imprinter PCA holder .............................................................	188
ADF shingle wall ..............................................................................................................	190
A4 paper-stop ..................................................................................................................	193
ADF background-solenoid assembly ...............................................................................	194
Reinstall the ADF background-solenoid assembly ..........................................	197
Imprinter carriage and FFC ..............................................................................................	199
Flatbed scanner FRUs .....................................................................................................................	201
Flatbed .............................................................................................................................	202
Scanner carriage-motor fan .............................................................................................	203
Scanner carriage fan .......................................................................................................	206
Scanner carriage motor ...................................................................................................	208
Control-panel PCA ...........................................................................................................	211
Scanner controller PCA ...................................................................................................	213
Power-supply PCA ...........................................................................................................	216
Scanner-glass assembly ..................................................................................................	220
ADF power-cable assembly .............................................................................................	221
Carriage-motor cable .......................................................................................................	223
Power switch and power receptacle assembly ................................................................	224
6 Solve problems
Troubleshooting process ..................................................................................................................	228
Pre-troubleshooting checklist ...........................................................................................................	229
Basic troubleshooting checks ...........................................................................................................	230
Power-on checks .............................................................................................................	231
LED diagnostics ..............................................................................................	232
Check the USB connection .............................................................................	233
Uninstall and then reinstall the HP Scanjet utilities .........................................	233

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Control-panel buttons ......................................................................................	234
Control-panel buttons diagnostics ..................................................	234
Locked control-panel buttons .........................................................	234
Troubleshooting diagnostic software ................................................................................................	235
Main screen .....................................................................................................................	235
Scan dialog box ...............................................................................................	237
Sensor check dialog box .................................................................................	239
Control panel check dialog box .......................................................................	244
ADF feed test dialog box .................................................................................	246
Actuators dialog box ........................................................................................	248
NVRAM dialog box ..........................................................................................	251
Update dialog box ...........................................................................................	253
Repair menu ....................................................................................................	254
Version information dialog box ........................................................................	255
Diagrams .........................................................................................................................	256
Component locator diagrams ..........................................................................	256
Major components ..........................................................................	256
ADF motors and fans ......................................................................	258
Printed circuit assemblies ...............................................................	260
Image-quality troubleshooting tools .................................................................................	262
Repetitive-image-defect ruler ..........................................................................	262
Computer-display error messages ...................................................................................................	263
Computer-display error messages ...................................................................................	263
Solve paper-handling problems ........................................................................................................	267
Jams ................................................................................................................................	267
Common causes of jams .................................................................................	267
Solve common ADF jams ................................................................................	268
Clear jams from the ADF .................................................................................	269
The bottom of the scanned image is cut off .....................................................................	272
Scan extra long documents .............................................................................	272
Disable misfeed (multipick) detection ..............................................................................	272
ADF does not feed paper .................................................................................................	273
Solve image-quality problems ..........................................................................................................	274
Image defects ..................................................................................................................	274
Set the background color for scans from the ADF ...........................................................	276
Filter out color from a document (color dropout) ..............................................................	277
Solve performance problems ...........................................................................................................	278
Solve connectivity problems .............................................................................................................	281
Solve direct-connect problems ........................................................................................	281
7 Parts and diagrams
Ordering parts and supplies .............................................................................................................	284
Service part numbers .......................................................................................................................	285

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HP Scanjet N9120 documentation ...................................................................................	285
Imprinter cartridges ..........................................................................................................	285
Power Cords ....................................................................................................................	286
Maintenance kits ..............................................................................................................	286
Field replaceable units (FRUs) ........................................................................................	287
How to use the parts diagrams and lists ..........................................................................................	289
ADF components ..............................................................................................................................	290
Flatbed scanner assemblies .............................................................................................................	318
Alphabetical parts list .......................................................................................................................	336
Numerical parts list ...........................................................................................................................	344
Appendix A Service and support
Hewlett-Packard limited warranty statement ....................................................................................	354
Customer self repair warranty service ..............................................................................................	355
Repack the product ..........................................................................................................................	356
Appendix B Specifications
Physical specifications .....................................................................................................................	360
Electrical specifications ....................................................................................................................	360
Acoustic emissions ...........................................................................................................................	360
Power consumption specifications ...................................................................................................	360
Environmental specifications ...........................................................................................................	361
Appendix C Regulatory information
Regulatory Model Identification Number ..........................................................................................	364
Materials disposal .............................................................................................................................	364
Disposal of waste equipment by users in private households in the European Union .....................	364
Country/region specific statements ..................................................................................................	364
Korean regulatory ............................................................................................................	364
Index .................................................................................................................................................................	365

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List of tables

Table 1-1	Product guides ...................................................................................................................................	2
Table 1-2	Product specifications ........................................................................................................................	3
Table 1-3	Control-panel features ........................................................................................................................	7
Table 1-4	ADF specifications ...........................................................................................................................	10
Table 1-5	Media specifications .........................................................................................................................	10
Table 2-1	Box contents ....................................................................................................................................	17
Table 3-1	Replacement guidelines ...................................................................................................................	22
Table 4-1	Main assemblies ..............................................................................................................................	30
Table 4-2 Modes and control-panel indicators .................................................................................................		31
Table 4-3 Circuit board assemblies ..................................................................................................................		32
Table 4-4	Sensors ............................................................................................................................................	34
Table 6-1 Initial troubleshooting checklist ......................................................................................................		229
Table 6-2	Control-panel LEDs ........................................................................................................................	232
Table 6-3	Main screen ....................................................................................................................................	235
Table 6-4 Scan dialog box ..............................................................................................................................		237
Table 6-5 Sensor in motion tab ......................................................................................................................		239
Table 6-6	Sensor tab ......................................................................................................................................	241
Table 6-7 Control panel check dialog box ......................................................................................................		244
Table 6-8 ADF feed test dialog box ................................................................................................................		246
Table 6-9 Actuators dialog box .......................................................................................................................		249
Table 6-10	Repair menu .................................................................................................................................	254
Table 6-11 Major components (1 of 3) ...........................................................................................................		256
Table 6-12 Major components (2 of 3) ...........................................................................................................		257
Table 6-13 Major components (3 of 3) ...........................................................................................................		257
Table 6-14 ADF motors and fans (1 of 2) .......................................................................................................		258
Table 6-15 ADF motors and fans (2 of 2) .......................................................................................................		259
Table 6-16 Scanner motors and fans .............................................................................................................		259
Table 6-17 ADF controller PCA ......................................................................................................................		260
Table 6-18	Scanner PCAs ..............................................................................................................................	261
Table 6-19	Repetitive defects .........................................................................................................................	262
Table 6-20 ISIS driver communicated message ............................................................................................		263
Table 6-21 SDSS error message displayed ...................................................................................................		264
Table 6-22 Image defect examples ................................................................................................................		274
Table 6-23 Solve performance problems .......................................................................................................		278

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Table 7-1	HP Scanjet N9120 documentation .................................................................................................	285
Table 7-2	Imprinter cartridges ........................................................................................................................	285
Table 7-3	Power cords ...................................................................................................................................	286
Table 7-4	Maintenance kits ............................................................................................................................	286
Table 7-5	Field replaceable units (FRUs) .......................................................................................................	287
Table 7-6	ADF assemblies (1 of 14) ...............................................................................................................	291
Table 7-7	ADF assemblies (2 of 14) ...............................................................................................................	293
Table 7-8	ADF assemblies (3 of 14) ...............................................................................................................	295
Table 7-9	ADF assemblies (4 of 14) ...............................................................................................................	297
Table 7-10	ADF assemblies (5 of 14) .............................................................................................................	299
Table 7-11	ADF assemblies (6 of 14) .............................................................................................................	301
Table 7-12	ADF assemblies (7 of 14) .............................................................................................................	303
Table 7-13	ADF assemblies (8 of 14) .............................................................................................................	305
Table 7-14	ADF assemblies (9 of 14) .............................................................................................................	307
Table 7-15	ADF assemblies (10 of 14) ...........................................................................................................	309
Table 7-16	ADF assemblies (11 of 14) ...........................................................................................................	311
Table 7-17	ADF assemblies (12 of 14) ...........................................................................................................	313
Table 7-18	ADF assemblies (13 of 14) ...........................................................................................................	315
Table 7-19	ADF assemblies (14 of 14) ...........................................................................................................	317
Table 7-20	Flatbed scanner assemblies (1 of 9) ............................................................................................	319
Table 7-21	Flatbed scanner assemblies (2 of 9) ............................................................................................	321
Table 7-22	Flatbed scanner assemblies (3 of 9) ............................................................................................	323
Table 7-23	Flatbed scanner assemblies (4 of 9) ............................................................................................	325
Table 7-24	Flatbed scanner assemblies (5 of 9) ............................................................................................	327
Table 7-25	Flatbed scanner assemblies (6 of 9) ............................................................................................	329
Table 7-26	Flatbed scanner assemblies (7 of 9) ............................................................................................	331
Table 7-27	Flatbed scanner assemblies (8 of 9) ............................................................................................	333
Table 7-28	Flatbed scanner assemblies (9 of 9) ............................................................................................	335
Table 7-29	Alphabetical parts list ...................................................................................................................	336
Table 7-30	Numerical parts list .......................................................................................................................	344
Table B-1	Physical specifications ...................................................................................................................	360
Table B-2	Electrical specifications ..................................................................................................................	360
Table B-3	HP Scanjet N9120, ........................................................................................................................ 360
Table B-4	Environmental specifications ........................................................................................................	361

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List of figures

Figure 1-1 Front and right-side view ...................................................................................................................		4
Figure 1-2	Back view ..........................................................................................................................................	5
Figure 1-3 Side view (left) ..................................................................................................................................		5
Figure 1-4 Model and serial number (1 of 2) ......................................................................................................		6
Figure 1-5 Model and serial number (2 of 2) ......................................................................................................		6
Figure 1-6	Control-panel features ......................................................................................................................	7
Figure 2-1	Site dimensions ...............................................................................................................................	14
Figure 2-2 Unpack the device (1 of 9) ..............................................................................................................		15
Figure 2-3 Unpack the device (2 of 9) ..............................................................................................................		15
Figure 2-4 Unpack the device (3 of 9) ..............................................................................................................		16
Figure 2-5 Unpack the device (4 of 9) ..............................................................................................................		16
Figure 2-6 Unpack the device (5 of 9) ..............................................................................................................		17
Figure 2-7 Unpack the device (6 of 9) ..............................................................................................................		17
Figure 2-8 Unpack the device (7 of 9) ..............................................................................................................		17
Figure 2-9 Unpack the device (8 of 9) ..............................................................................................................		18
Figure 2-10 Unpack the device (9 of 9) ............................................................................................................		18
Figure 2-11	Electrical connection .....................................................................................................................	19
Figure 2-12	USB connection ............................................................................................................................	19
Figure 2-13	Power switch .................................................................................................................................	20
Figure 3-1 Clean the ADF (1 of 5) ....................................................................................................................		24
Figure 3-2 Clean the ADF (2 of 5) ....................................................................................................................		25
Figure 3-3 Clean the ADF (3 of 5) ....................................................................................................................		25
Figure 3-4 Clean the ADF (4 of 5) ....................................................................................................................		26
Figure 3-5 Clean the ADF (5 of 5) ....................................................................................................................		26
Figure 3-6 Clean the scanner glass .................................................................................................................		27
Figure 3-7 Clean the scanner fan filters (1 of 2) ...............................................................................................		28
Figure 3-8 Clean the scanner fan filters (2 of 2) ...............................................................................................		28
Figure 4-1	Sensors ...........................................................................................................................................	34
Figure 4-2	Motors .............................................................................................................................................	35
Figure 4-3 Service block diagram .....................................................................................................................		36
Figure 5-1 Phillips and pozidrive screwdriver comparison ...............................................................................		39
Figure 5-2 Remove the imprinter cartridge (1 of 4) ..........................................................................................		42
Figure 5-3 Remove the imprinter cartridge (2 of 4) ..........................................................................................		42
Figure 5-4 Remove the imprinter cartridge (3 of 4) ..........................................................................................		43

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Figure 5-5 Remove the imprinter cartridge (4 of 4) ..........................................................................................	43
Figure 5-6 Remove the fan filter (1 of 2) ..........................................................................................................	44
Figure 5-7 Remove the fan filter (2 of 2) ..........................................................................................................	44
Figure 5-8 Remove the ADF base reflector (1 of 2) .........................................................................................	45
Figure 5-9 Remove the ADF base reflector (2 of 2) .........................................................................................	45
Figure 5-10 Reinstall the ADF base reflector ...................................................................................................	46
Figure 5-11 Remove the pickup-roller assembly ..............................................................................................	47
Figure 5-12 Reinstall the pickup-roller assembly (1 of 2) .................................................................................	48
Figure 5-13 Reinstall the pickup-roller assembly (2 of 2) .................................................................................	48
Figure 5-14 Remove the separation-pad assembly (1 of 3) .............................................................................	49
Figure 5-15 Remove the separation-pad assembly (2 of 3) .............................................................................	49
Figure 5-16 Remove the separation-pad assembly (3 of 3) .............................................................................	50
Figure 5-17 Reinstall the separation-pad assembly .........................................................................................	50
Figure 5-18 Remove the scanner control-panel cover .....................................................................................	52
Figure 5-19 Remove the ADF front cover (1 of 5) ............................................................................................	54
Figure 5-20 Remove the ADF front cover (2 of 5) ............................................................................................	54
Figure 5-21 Remove the ADF front cover (3 of 5) ............................................................................................	55
Figure 5-22 Remove the ADF front cover (4 of 5) ............................................................................................	55
Figure 5-23 Remove the ADF front cover (5 of 5) ............................................................................................	56
Figure 5-24 Remove the ADF back cover (1 of 3) ............................................................................................	57
Figure 5-25 Remove the ADF back cover (2 of 3) ............................................................................................	57
Figure 5-26 Remove the ADF back cover (3 of 3) ............................................................................................	58
Figure 5-27 Remove the scanner back cover (1 of 2) ......................................................................................	59
Figure 5-28 Remove the scanner back cover (2 of 2) ......................................................................................	59
Figure 5-29 Remove the ADF (1 of 8) ..............................................................................................................	62
Figure 5-30 Remove the ADF (2 of 8) ..............................................................................................................	62
Figure 5-31 Remove the ADF (3 of 8) ..............................................................................................................	63
Figure 5-32 Remove the ADF (4 of 8) ..............................................................................................................	63
Figure 5-33 Remove the ADF (5 of 8) ..............................................................................................................	64
Figure 5-34 Remove the ADF (6 of 8) ..............................................................................................................	64
Figure 5-35 Remove the ADF (7 of 8) ..............................................................................................................	65
Figure 5-36 Remove the ADF (8 of 8) ..............................................................................................................	65
Figure 5-37 Reinstall the ADF (1 of 7) ..............................................................................................................	66
Figure 5-38 Reinstall the ADF (2 of 7) ..............................................................................................................	66
Figure 5-39 Reinstall the ADF (3 of 7) ..............................................................................................................	67
Figure 5-40 Reinstall the ADF (4 of 7) ..............................................................................................................	67
Figure 5-41 Reinstall the ADF (5 of 7) ..............................................................................................................	68
Figure 5-42 Reinstall the ADF (6 of 7) ..............................................................................................................	68
Figure 5-43 Reinstall the ADF (7 of 7) ..............................................................................................................	69
Figure 5-44 ADF height adjustment (1 of 6) .....................................................................................................	70
Figure 5-45 ADF height adjustment (2 of 6) .....................................................................................................	70
Figure 5-46 ADF height adjustment (3 of 6) .....................................................................................................	70
Figure 5-47 ADF height adjustment (4 of 6) .....................................................................................................	71
Figure 5-48 ADF height adjustment (5 of 6) .....................................................................................................	71

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Figure 5-49 ADF height adjustment (6 of 6) .....................................................................................................	72
Figure 5-50 Repair menu (1 of 11) ...................................................................................................................	73
Figure 5-51 Repair menu (2 of 11) ...................................................................................................................	74
Figure 5-52 Replacement scenario #1 (3 of 11) ...............................................................................................	75
Figure 5-53 Replacement scenario #2 (4 of 11) ...............................................................................................	76
Figure 5-54 Replacement scenario #3 (5 of 11) ...............................................................................................	77
Figure 5-55 Replacement scenario #4 (6 of 7) .................................................................................................	78
Figure 5-56 Replacement scenario #5 (7 of 11) ...............................................................................................	79
Figure 5-57 Replacement scenario #6 (8 of 11) ...............................................................................................	80
Figure 5-58 Replacement scenario #7 (9 of 11) ...............................................................................................	81
Figure 5-59 Repair menu (10 of 11) .................................................................................................................	82
Figure 5-60 Repair menu (11 of 11) .................................................................................................................	83
Figure 5-61 Download factory NVRAM data (1 of 6) ........................................................................................	84
Figure 5-62 Download factory NVRAM data (2 of 6) ........................................................................................	84
Figure 5-63 Download factory NVRAM data (3 of 6) ........................................................................................	85
Figure 5-64 Download factory NVRAM data (4 of 6) ........................................................................................	85
Figure 5-65 Download factory NVRAM data (5 of 6) ........................................................................................	86
Figure 5-66 Download factory NVRAM data (6 of 6) ........................................................................................	86
Figure 5-67 Backup current NVRAM data (1 of 3) ...........................................................................................	87
Figure 5-68 Backup current NVRAM data (2 of 3) ...........................................................................................	87
Figure 5-69 Backup current NVRAM data (3 of 3) ...........................................................................................	88
Figure 5-70 Repair NVRAM data (1 of 5) .........................................................................................................	89
Figure 5-71 Repair NVRAM data (2 of 5) .........................................................................................................	90
Figure 5-72 Repair NVRAM data (3 of 5) .........................................................................................................	91
Figure 5-73 Repair NVRAM data (4 of 5) .........................................................................................................	92
Figure 5-74 Repair NVRAM data (5 of 5) .........................................................................................................	93
Figure 5-75 Adjust NVRAM counter items (1 of 2) ...........................................................................................	94
Figure 5-76 Adjust NVRAM counter items (2 of 2) ...........................................................................................	95
Figure 5-77 ADF alignment (1 of 6) ..................................................................................................................	96
Figure 5-78 ADF alignment (2 of 6) ..................................................................................................................	97
Figure 5-79 ADF alignment (3 of 6) ..................................................................................................................	97
Figure 5-80 ADF alignment (4 of 6) ..................................................................................................................	97
Figure 5-81 ADF alignment (5 of 6) ..................................................................................................................	98
Figure 5-82 Create the factory calibration data for ADF-A (1 of 3) ..................................................................	99
Figure 5-83 Create the factory calibration data for ADF-A (2 of 3) ..................................................................	99
Figure 5-84 Create the factory calibration data for ADF-A (3 of 3) ................................................................	100
Figure 5-85 Remove the ADF motor fan (1 of 2) ............................................................................................	101
Figure 5-86 Remove the ADF motor fan (2 of 2) ............................................................................................	101
Figure 5-87 Remove the ADF carriage fan ...................................................................................................	102
Figure 5-88 Remove the ADF input-tray lift-motor assembly (1 of 2) .............................................................	103
Figure 5-89 Remove the ADF input-tray lift-motor assembly (2 of 2) .............................................................	103
Figure 5-90 Remove the ADF exit-motor assembly (1 of 7) ...........................................................................	104
Figure 5-91 Remove the ADF exit-motor assembly (2 of 7) ...........................................................................	104
Figure 5-92 Remove the ADF exit-motor assembly (3 of 7) ...........................................................................	105

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Figure 5-93 Remove the ADF exit-motor assembly (4 of 7) ...........................................................................	105
Figure 5-94 Remove the ADF exit-motor assembly (5 of 7) ...........................................................................	106
Figure 5-95 Remove the ADF exit-motor assembly (6 of 7) ...........................................................................	106
Figure 5-96 Remove the ADF exit-motor assembly (7 of 7) ...........................................................................	107
Figure 5-97 Remove the ADF feed-motor assembly (1 of 4) .........................................................................	108
Figure 5-98 Remove the ADF feed-motor assembly (2 of 4) .........................................................................	108
Figure 5-99 Remove the ADF feed-motor assembly (3 of 4) .........................................................................	109
Figure 5-100 Remove the ADF feed-motor assembly (4 of 4) .......................................................................	109
Figure 5-101 Reinstall the ADF feed-motor drive belt (1 of 3) .......................................................................	110
Figure 5-102 Reinstall the ADF feed-motor drive belt (2 of 3) .......................................................................	110
Figure 5-103 Reinstall the ADF feed-motor drive belt (3 of 3) .......................................................................	111
Figure 5-104 Reinstall the ADF feed-motor assembly (1 of 5) .......................................................................	111
Figure 5-105 Reinstall the ADF feed-motor assembly (2 of 5) .......................................................................	112
Figure 5-106 Reinstall the ADF feed-motor assembly (3 of 5) .......................................................................	112
Figure 5-107 Reinstall the ADF feed-motor assembly (4 of 5) .......................................................................	113
Figure 5-108 Reinstall the ADF feed-motor assembly (5 of 5) .......................................................................	113
Figure 5-109 Remove the ADF pick-motor assembly (1 of 5) ........................................................................	114
Figure 5-110 Remove the ADF pick-motor assembly (2 of 5) ........................................................................	114
Figure 5-111 Remove the ADF pick-motor assembly (3 of 5) ........................................................................	115
Figure 5-112 Remove the ADF pick-motor assembly (4 of 5) ........................................................................	115
Figure 5-113 Remove the ADF pick-motor assembly (5 of 5) ........................................................................	116
Figure 5-114 Reinstall the ADF pick-motor assembly (1 of 5) ........................................................................	116
Figure 5-115 Reinstall the ADF pick-motor assembly (2 of 5) ........................................................................	117
Figure 5-116 Reinstall the ADF pick-motor assembly (3 of 5) ........................................................................	117
Figure 5-117 Reinstall the ADF pick-motor assembly (4 of 5) ........................................................................	118
Figure 5-118 Reinstall the ADF pick-motor assembly (5 of 5) ........................................................................	118
Figure 5-119 Remove the upper multi-pick sensor PCA (1 of 3) ...................................................................	119
Figure 5-120 Remove the upper multi-pick sensor PCA (2 of 3) ...................................................................	120
Figure 5-121 Remove the upper multi-pick sensor PCA (3 of 3) ...................................................................	120
Figure 5-122 Remove the lower multi-pick sensor PCA (1 of 2) ....................................................................	121
Figure 5-123 Remove the lower multi-pick sensor PCA (2 of 2) ....................................................................	122
Figure 5-124 Remove the ADF controller PCA (1 of 2) ..................................................................................	123
Figure 5-125 Remove the ADF controller PCA (2 of 2) ..................................................................................	124
Figure 5-126 Remove the imprinter PCA (1 of 2) ...........................................................................................	125
Figure 5-127 Remove the imprinter PCA (2 of 2) ...........................................................................................	126
Figure 5-128 Reinstall the imprinter PCA (1 of 4) ..........................................................................................	126
Figure 5-129 Reinstall the imprinter PCA (2 of 4) ..........................................................................................	127
Figure 5-130 Reinstall the imprinter PCA (3 of 4) ..........................................................................................	127
Figure 5-131 Reinstall the imprinter PCA (4 of 4) ..........................................................................................	128
Figure 5-132 Remove the input-tray sensor ...................................................................................................	129
Figure 5-133 Remove the flatbed scan position sensor (1 of 2) ....................................................................	130
Figure 5-134 Remove the flatbed scan position sensor (2 of 2) ....................................................................	131
Figure 5-135 Reinstall the flatbed scan position sensor ................................................................................	131
Figure 5-136 Remove the exit 1 sensor .........................................................................................................	133

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Figure 5-137 Remove the exit 2 sensor .........................................................................................................	134
Figure 5-138 Remove the pick-up roller sensor (1 of 4) .................................................................................	135
Figure 5-139 Remove the pick-up roller sensor (2 of 4) .................................................................................	135
Figure 5-140 Remove the pick-up roller sensor (3 of 4) .................................................................................	136
Figure 5-141 Remove the pick-up roller sensor (4 of 4) .................................................................................	136
Figure 5-142 Remove the elevator arm sensor ..............................................................................................	137
Figure 5-143 Remove the background solenoid sensor (1 of 2) ....................................................................	138
Figure 5-144 Remove the background solenoid sensor (2 of 2) ....................................................................	138
Figure 5-145 Remove the paper-present sensor ...........................................................................................	139
Figure 5-146 Remove the registration sensor ................................................................................................	140
Figure 5-147 Remove the jam door 1 sensor .................................................................................................	141
Figure 5-148 Remove jam door 2 sensor .......................................................................................................	142
Figure 5-149 Remove the jam door 3 sensor .................................................................................................	143
Figure 5-150 Remove the imprinter paper-present sensor (1 of 2) ................................................................	144
Figure 5-151 Remove the imprinter paper-present sensor (2 of 2) ................................................................	145
Figure 5-152 Remove the ADF scan position sensor ....................................................................................	146
Figure 5-153 Remove the ADF bottom corner outer paper path guide (1 of 2) .............................................	147
Figure 5-154 Remove the ADF bottom corner outer paper path guide (2 of 2) .............................................	147
Figure 5-155 Reinstall the ADF bottom corner outer paper path guide .........................................................	148
Figure 5-156 Remove the ADF bottom corner inner paper path guide (1 of 2) ..............................................	149
Figure 5-157 Remove the ADF bottom corner inner paper path guide (2 of 2) ..............................................	149
Figure 5-158 Remove the ADF cal-strip assembly (1 of 5) ............................................................................	150
Figure 5-159 Remove the ADF cal-strip assembly (2 of 5) ............................................................................	150
Figure 5-160 Remove the ADF cal-strip assembly (3 of 5) ............................................................................	151
Figure 5-161 Remove the ADF cal-strip assembly (4 of 5) ............................................................................	151
Figure 5-162 Remove the ADF cal-strip assembly (5 of 5) ............................................................................	152
Figure 5-163 Reinstall the ADF cal-strip assembly (1 of 7) ............................................................................	152
Figure 5-164 Reinstall the ADF cal-strip assembly (2 of 7) ............................................................................	153
Figure 5-165 Reinstall the ADF cal-strip assembly (3 of 7) ............................................................................	153
Figure 5-166 Reinstall the ADF cal-strip assembly (4 of 7) ............................................................................	154
Figure 5-167 Reinstall the ADF cal-strip assembly (5 of 7) ............................................................................	154
Figure 5-168 Reinstall the ADF cal-strip assembly (6 of 7) ............................................................................	155
Figure 5-169 Reinstall the ADF cal-strip assembly (7 of 7) ............................................................................	155
Figure 5-170 Remove the ADF exit inner paper path guide (1 of 4) ..............................................................	156
Figure 5-171 Remove the ADF exit inner paper path guide (2 of 4) ..............................................................	157
Figure 5-172 Remove the ADF exit inner paper path guide (3 of 4) ..............................................................	157
Figure 5-173 Remove the ADF exit inner paper path guide (4 of 4) ..............................................................	158
Figure 5-174 Remove the ADF top corner inner paper path guide (1 of 2) ....................................................	159
Figure 5-175 Remove the ADF top corner inner paper path guide (2 of 2) ....................................................	159
Figure 5-176 Remove the lower multi-pick sensor cover (1 of 3) ...................................................................	160
Figure 5-177 Remove the lower multi-pick sensor cover (2 of 3) ...................................................................	161
Figure 5-178 Remove the lower multi-pick sensor cover (3 of 3) ...................................................................	161
Figure 5-179 Remove the flatbed scan position sensor arm (1 of 2) .............................................................	162
Figure 5-180 Remove the flatbed scan position sensor arm (2 of 2) .............................................................	163

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Figure 5-181 Reinstall the flatbed scan position sensor arm (1 of 3) .............................................................	163
Figure 5-182 Reinstall the flatbed scan position sensor arm (2 of 3) .............................................................	164
Figure 5-183 Reinstall the flatbed scan position sensor arm (3 of 3) .............................................................	164
Figure 5-184 Remove the exit 1 sensor arm ..................................................................................................	165
Figure 5-185 Remove the exit 2 sensor arm (1 of 3) .....................................................................................	166
Figure 5-186 Remove the exit 2 sensor arm (2 of 3) .....................................................................................	167
Figure 5-187 Remove the exit 2 sensor arm (3 of 3) .....................................................................................	167
Figure 5-188 Remove the paper-present-sensor arm (1 of 2) .......................................................................	168
Figure 5-189 Remove the paper-present-sensor arm (2 of 2) .......................................................................	168
Figure 5-190 Remove the input-tray-elevator arm (1 of 5) .............................................................................	169
Figure 5-191 Remove the input-tray-elevator arm (2 of 5) .............................................................................	169
Figure 5-192 Remove the input-tray-elevator arm (3 of 5) .............................................................................	170
Figure 5-193 Remove the input-tray-elevator arm (4 of 5) .............................................................................	170
Figure 5-194 Remove the input-tray-elevator arm (5 of 5) .............................................................................	171
Figure 5-195 Remove the registration sensor arm (1 of 2) ............................................................................	172
Figure 5-196 Remove the registration sensor arm (2 of 2) ............................................................................	173
Figure 5-197 Remove the scan position sensor arm (1 of 2) .........................................................................	174
Figure 5-198 Remove the scan position sensor arm (2 of 2) .........................................................................	174
Figure 5-199 Remove the pickup-roller spring ...............................................................................................	175
Figure 5-200 Remove the separation-pad spring ...........................................................................................	176
Figure 5-201 Remove the ADF input-tray assembly (1 of 3) ..........................................................................	177
Figure 5-202 Remove the ADF input-tray assembly (2 of 3) ..........................................................................	177
Figure 5-203 Remove the ADF input-tray assembly (3 of 3) ..........................................................................	178
Figure 5-204 Remove the ADF output tray (1 of 3) ........................................................................................	179
Figure 5-205 Remove the ADF output tray (2 of 3) ........................................................................................	179
Figure 5-206 Remove the ADF output tray (3 of 3) ........................................................................................	180
Figure 5-207 Reinstall the ADF output tray (1 of 4) .......................................................................................	181
Figure 5-208 Reinstall the ADF output tray (2 of 4) .......................................................................................	181
Figure 5-209 Reinstall the ADF output tray (3 of 4) .......................................................................................	182
Figure 5-210 Reinstall the ADF output tray (4 of 4) .......................................................................................	182
Figure 5-211 Remove the pickup-roller cover (1 of 3) ....................................................................................	183
Figure 5-212 Remove the pickup-roller cover (2 of 3) ....................................................................................	183
Figure 5-213 Remove the pickup-roller cover (3 of 3) ....................................................................................	184
Figure 5-214 Remove the ADF hinge limiters ................................................................................................	185
Figure 5-215 Remove ADF jam door 3 (1 of 4) ..............................................................................................	186
Figure 5-216 Remove ADF jam door 3 (2 of 4) ..............................................................................................	186
Figure 5-217 Remove ADF jam door 3 (3 of 4) ..............................................................................................	187
Figure 5-218 Remove ADF jam door 3 (4 of 4) ..............................................................................................	187
Figure 5-219 Remove the paper present sensor and imprinter PCA holder (1 of 3) ......................................	188
Figure 5-220 Remove the paper present sensor and imprinter PCA holder (2 of 3) ......................................	189
Figure 5-221 Remove the paper present sensor and imprinter PCA holder (3 of 3) ......................................	189
Figure 5-222 Remove the ADF shingle wall (1 of 4) ......................................................................................	190
Figure 5-223 Remove the ADF shingle wall (2 of 4) ......................................................................................	191
Figure 5-224 Remove the ADF shingle wall (3 of 4) ......................................................................................	191

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Figure 5-225 Remove the ADF shingle wall (4 of 4) ......................................................................................	192
Figure 5-226 Remove the A4 paper-stop (1 of 2) ..........................................................................................	193
Figure 5-227 Remove the A4 paper-stop (2 of 2) ..........................................................................................	193
Figure 5-228 Remove the ADF background-solenoid assembly (1 of 5) .......................................................	194
Figure 5-229 Remove the ADF background-solenoid assembly (2 of 5) .......................................................	194
Figure 5-230 Remove the ADF background-solenoid assembly (3 of 5) .......................................................	195
Figure 5-231 Remove the ADF background-solenoid assembly (4 of 5) .......................................................	195
Figure 5-232 Remove the ADF background-solenoid assembly (5 of 5) .......................................................	196
Figure 5-233 Reinstall the ADF background-solenoid assembly (1 of 3 ........................................................	197
Figure 5-234 Reinstall the ADF background-solenoid assembly (1 of 3) .......................................................	197
Figure 5-235 Reinstall the ADF background-solenoid assembly (3 of 3) .......................................................	198
Figure 5-236 Imprinter carriage and FFC (1 of 3) .........................................................................................	199
Figure 5-237 Imprinter carriage and FFC (2 of 3) ..........................................................................................	199
Figure 5-238 Imprinter carriage and FFC (3 of 3) ..........................................................................................	200
Figure 5-239 Remove the scanner carriage-motor fan (1 of 5) ......................................................................	203
Figure 5-240 Remove the scanner carriage-motor fan (2 of 5) ......................................................................	203
Figure 5-241 Remove the scanner carriage-motor fan (3 of 5) ......................................................................	204
Figure 5-242 Remove the scanner carriage-motor fan (4 of 5) ......................................................................	204
Figure 5-243 Remove the scanner carriage-motor fan (5 of 5) ......................................................................	205
Figure 5-244 Remove the scanner carriage fan (1 of 3) ................................................................................	206
Figure 5-245 Remove the scanner carriage fan (2 of 3) ................................................................................	206
Figure 5-246 Remove the scanner carriage fan (3 of 3) ................................................................................	207
Figure 5-247 Remove the scanner carriage motor (1 of 5) ............................................................................	208
Figure 5-248 Remove the scanner carriage motor (2 of 5) ............................................................................	208
Figure 5-249 Remove the scanner carriage motor (3 of 5) ............................................................................	209
Figure 5-250 Remove the scanner carriage motor (4 of 5) ............................................................................	209
Figure 5-251 Remove the scanner carriage motor (5 of 5) ............................................................................	210
Figure 5-252 Remove the control-panel PCA (1 of 3) ....................................................................................	211
Figure 5-253 Remove the control-panel PCA (2 of 3) ....................................................................................	211
Figure 5-254 Remove the control-panel PCA (3 of 3) ....................................................................................	212
Figure 5-255 Remove the scanner controller PCA (1 of 4) ............................................................................	213
Figure 5-256 Remove the scanner controller PCA (2 of 4) ............................................................................	214
Figure 5-257 Remove the scanner controller PCA (3 of 4) ............................................................................	214
Figure 5-258 Remove the scanner controller PCA (4 of 4) ............................................................................	215
Figure 5-259 Remove the power-supply PCA (1 of 6) ...................................................................................	216
Figure 5-260 Remove the power-supply PCA (2 of 6) ...................................................................................	217
Figure 5-261 Remove the power-supply PCA (3 of 6) ...................................................................................	217
Figure 5-262 Remove the power-supply PCA (4 of 6) ...................................................................................	218
Figure 5-263 Remove the power-supply PCA (5 of 6) ...................................................................................	218
Figure 5-264 Remove the power-supply PCA (6 of 6) ...................................................................................	219
Figure 5-265 Remove the scanner-glass assembly (1 of 2) ..........................................................................	220
Figure 5-266 Remove the scanner-glass assembly (2 of 2) ..........................................................................	220
Figure 5-267 Remove the ADF power-cable assembly (1 of 3) .....................................................................	221
Figure 5-268 Remove the ADF power-cable assembly (2 of 3) .....................................................................	221

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Figure 5-269 Remove the ADF power-cable assembly (3 of 3) .....................................................................		222
Figure 5-270 Remove the carriage-motor cable ............................................................................................		223
Figure 5-271 Remove the power switch and power receptacle assembly (1 of 3) .........................................		224
Figure 5-272 Remove the power switch and power receptacle assembly (2 of 3) .........................................		224
Figure 5-273 Remove the power switch and power receptacle assembly (3 of 3) .........................................		225
Figure 6-1	Control-panel LEDs .......................................................................................................................	232
Figure 6-2	Main screen ..................................................................................................................................	235
Figure 6-3 Scan dialog box ............................................................................................................................		237
Figure 6-4 Sensor in motion tab .....................................................................................................................		239
Figure 6-5	Sensor tab .....................................................................................................................................	241
Figure 6-6 Control panel check dialog box .....................................................................................................		244
Figure 6-7 ADF feed test dialog box ...............................................................................................................		246
Figure 6-8 Actuators dialog box .....................................................................................................................		248
Figure 6-9	Get/SetNVRAMValue(String) tab ..................................................................................................	251
Figure 6-10	Get/SetNVRAMValue(String) tab ................................................................................................	252
Figure 6-11	Repair menu ...............................................................................................................................	254
Figure 6-12 Version information dialog box ...................................................................................................		255
Figure 6-13 Major components (1 of 3) ..........................................................................................................		256
Figure 6-14 Major components (2 of 3) ..........................................................................................................		257
Figure 6-15 Major components (3 of 3) ..........................................................................................................		257
Figure 6-16 ADF motors and fans (1 of 2) ......................................................................................................		258
Figure 6-17 ADF motors and fans (2 of 2) ......................................................................................................		259
Figure 6-18	ADF PCAs ...................................................................................................................................	260
Figure 6-19	Scanner PCAs ............................................................................................................................	261
Figure 6-20 Clear jams from the ADF (1 of 5) ................................................................................................		269
Figure 6-21 Clear jams from the ADF (2 of 5) ................................................................................................		269
Figure 6-22 Clear jams from the ADF (3 of 5) ................................................................................................		270
Figure 6-23 Clear jams from the ADF (4 of 5) ................................................................................................		270
Figure 6-24 Clear jams from the ADF (5 of 5) ................................................................................................		271
Figure 7-1 ADF assemblies (1 of 14) .............................................................................................................		290
Figure 7-2 ADF assemblies (2 of 14) .............................................................................................................		292
Figure 7-3 ADF assemblies (3 of 14) .............................................................................................................		294
Figure 7-4 ADF assemblies (4 of 14) .............................................................................................................		296
Figure 7-5 ADF assemblies (5 of 14) .............................................................................................................		298
Figure 7-6 ADF assemblies (6 of 14) .............................................................................................................		300
Figure 7-7 ADF assemblies (7 of 14) .............................................................................................................		302
Figure 7-8 ADF assemblies (8 of 14) .............................................................................................................		304
Figure 7-9 ADF assemblies (9 of 14) .............................................................................................................		306
Figure 7-10 ADF assemblies (10 of 14) .........................................................................................................		308
Figure 7-11 ADF assemblies (11 of 14) .........................................................................................................		310
Figure 7-12 ADF assemblies (12 of 14) .........................................................................................................		312
Figure 7-13 ADF assemblies (13 of 14) .........................................................................................................		314
Figure 7-14 ADF assemblies (14 of 14) .........................................................................................................		316
Figure 7-15 Flatbed scanner assemblies (1 of 9) ...........................................................................................		318

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Figure 7-16 Flatbed scanner assemblies (2 of 9) ...........................................................................................		320
Figure 7-17 Flatbed scanner assemblies (3 of 9) ...........................................................................................		322
Figure 7-18 Flatbed scanner assemblies (4 of 9) ...........................................................................................		324
Figure 7-19 Flatbed scanner assemblies (5 of 9) ...........................................................................................		326
Figure 7-20 Flatbed scanner assemblies (6 of 9) ...........................................................................................		328
Figure 7-21 Flatbed scanner assemblies (7 of 9) ...........................................................................................		330
Figure 7-22 Flatbed scanner assemblies (8 of 9) ...........................................................................................		332
Figure 7-23 Flatbed scanner assemblies (9 of 9) ...........................................................................................		334
Figure A-1	Repack the product (1 of 3) ..........................................................................................................	356
Figure A-2	Repack the product (2 of 3) ..........................................................................................................	356
Figure A-3	Repack the product (3 of 3) ..........................................................................................................	357

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1 Product basics

●Quick access to product information

●Product basics

●System requirements

●Paper handling

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Quick access to product information

Use the following Web site to find information about the product:

●www.hp.com/support

Table 1-1 Product guides

Guide	Description

User Guide	The scanner User Guide is the primary source for scanner information. It provides
	information about using, maintaining, and troubleshooting the scanner.
	View the User Guide in the installed (system) language
	1.	Click Start.
	2.	Point to Programs or All Programs.
	3.	Point to Scanjet, and then point to N9120.
	4.	Click User Guide.
	View the User Guide in a different language
	1.	Insert the HP software CD that came with the scanner into the computer compact-disk
		drive. Wait for the installation dialog box to appear.
	2.	Click View or print guides.
	3.	Click a language for the User Guide.

HP Smart Document Scan	The HP Smart Document Scan software help explains how to use HP Smart Document Scan
software help	software features such as creating and editing profiles.
	1.	Double-click the HP Smart Document Scan icon on your computer desktop.
	2.	Click Help on the menu bar.

HP Scanner Tools Utility help	The HP Scanner Tools Utility help explains the scanner settings, information about scanner
	status and maintenance, and how to assign functionality to the scanner front-panel buttons.
	1.	Press the Tools button on the scanner front panel.
	2.	Click Help in HP Scanner Tools Utility dialog box (this dialog box appears on the
		computer that is connected to the HP Scanjet N9120.

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Product basics

Product features

Table 1-2 Product specifications

Description	Specification

Scanner type	Scanner with ADF

Overall size	692 x 558 x 343 mm (27.3 x 22.0 x 13.5 in)

Weight	38.5 kg (85 lb)

Scanning	Charge-coupled device (CCD)
element

Interface	USB 2.0 high speed (compatible with USB 1.1)

Optical	600 x 600 dpi hardware
resolution

AC power	100–240 V~, 50/60 Hz, 1.8 A

Power	For power consumption information, see the regulatory_supplement.htm file on the HP Scanning Software
consumption	CD.

Energy	To learn if your HP scanner is ENERGY STAR® qualified, go to www.hp.com, select your country/region,
information	and then search on Energy Star.

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Product walkaround

Front and right-side view

Figure 1-1 Front and right-side view

5	3

4 2

1Front panel

2ADF

3ADF input tray

4ADF output tray

5Latch for opening the ADF jam door 1

6Power switch

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Back view

Figure 1-2 Back view

1Power receptacle

2USB port

Side view (left)

Figure 1-3 Side view (left)

1 Scanner carriage lock

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Model and serial numbers

The model and serial numbers are listed on identification labels located on the ADF and flatbed scanner.

Figure 1-4 Model and serial number (1 of 2)

Figure 1-5 Model and serial number (2 of 2)

NOTE: If the product is owned by the U.S. government, the ADF and flatbed scanner have a special serial-number designation. Replacement components for these products must have a similar serialnumber designation.

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Control-panel walkaround

Figure 1-6 Control-panel features

1	2	4	6

3	5
Table 1-3 Control-panel features

Item Icon	Button name	Description

1	Copy	By default, print the number of copies currently configured in
		HP Document Copy.
		Alternatively, start the scanning software that is assigned to this
		button.

2	Scan	By default, start a scan that uses the HP Smart Document Scan
		software profile that is assigned to this button.
		Alternatively, start the scanning software that is assigned to this
		button.

3	Cancel	Cancel a scan or copy in progress.

4	Tools	Open the HP Scanner Tools Utility where you can do the following
		tasks:
		● Associate the scanner control-panel buttons with scanning
		software.
		● Configure the buttons on the scanner front panel.
		● Manage the imprinter.
		● View information about scanner settings, status, and
		maintenance.

5	Attention LED	The Attention LED provides status information about the scanner.

6	Power Save	Press the Power Save button to put the scanner in Power Save
		mode when you are not using the scanner. When you are ready

to begin scanning again, press the Power Save button to wake up the scanner.

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Supported product software

Supported operating systems

The product supports the following operating systems:

●Microsoft® Windows 2000

●Windows® XP Home/Professional

●Windows Vista®

●Linux 2.4 and 2.6 Kernel Available

Supported scanner drivers

The product supports the following scanner drivers:

●Twain

●ISIS

●WIA

Supported scanner-management software

HP Scanning Software CD

●HP Scanner Tools Utility

●HP Smart Document Scan

●Kofax VRS Pro

●Third-party document-management software

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