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HP Color LaserJet 2840 User Manual

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Page 141

Using page-by-page scanning
NoteFor best results, load originals in the automatic document feeder (ADF) input tray, not the
flatbed scanner.
1. Load the originals that are to be scanned face-up in the ADF input tray. Adjust the media
guides to hold the originals in place.
2. If the device is connected directly to your computer, the HP Director opens after you
insert an item into the automatic document feeder ADF input tray. If the HP Director
does not automatically open, double-click the desktop alias...

Page 142

Scanning by using TWAIN-compliant and WIA-compliant software
The device is TWAIN-compliant and Windows Imaging Application (WIA)-compliant. The
device works with Windows-based and Macintosh-based programs that support TWAIN-
compliant or WIA-compliant scanning devices.
Using TWAIN-compliant and WIA-compliant software
While you are in a TWAIN-enabled or WIA-enabled program, you can gain access to the
scanning feature and scan an image directly into the open program. For more information,
see the Help file...

Page 143

Scanning a photo or a book
Use the following procedures to scan a photo or a book.
Scanning a photo 
1. Place the photo on the flatbed scanner with the picture-side down and the upper-left
corner of the photo in the lower-right corner of the glass.
2. Gently close the lid.
3. You are now ready to scan the photo by using one of the scanning methods. See
Understanding scanning methods for more information.
Scanning a book
1. Lift the lid and place the book on the flatbed scanner with the page that you want...

Page 144

3. Gently press down on the lid to press the book to the flatbed scanner surface.
4. You are now ready to scan the book by using one of the scanning methods. See
Understanding scanning methods for more information.
128Chapter 9 ScanENWW
 

Page 145

Scanning by using optical character recognition (OCR) software
You can use third-party OCR software to import scanned text into your preferred word-
processing program for editing.
Readiris
The device software CD-ROMs include the Readiris OCR program. If you want to use the
Readiris program, install it from the appropriate software CD-ROM, and then follow the
instructions in the online Help.
ENWW Scanning by using optical character recognition (OCR) software129
 

Page 146

Scanner resolution and color
If you are printing a scanned image, and the quality is not what you expected, you might
have selected a resolution or color setting in the scanner software that does not match your
needs. Resolution and color affect the following features of scanned images:
●Image clarity
●Texture of gradations (smooth or rough)
●Scan time
●File size
Scanning resolution is measured in pixels per inch (ppi). Color, grayscale, and black and
white define the number of colors possible. You can...

Page 147

Intended useRecommended resolutionRecommended color settings
Display on screen75 ppi●Black and White for text
●Grayscale for graphics and
photos
●Color, if the image is in color
Color
You can set the color values to the following settings when scanning.
SettingRecommended use
ColorUse this setting for high-quality color photos or
documents in which the color is important.
Black and WhiteUse this setting for text documents.
GrayscaleUse this setting when file size is an issue or
when you want a document...

Page 148

132Chapter 9 ScanENWW
 

Page 149

10
Photo
NoteThis section applies only to the HP Color LaserJet 2840 all-in-one printer, scanner, fax, copier.
Use the following instructions to perform photo-related tasks:
●
Inserting a memory card
●
Changing default settings
●
Changing job settings
●
Printing photos directly from the memory card
●
Printing photos from a proof sheet
●
Printing an index
ENWW133
 

Page 150

Inserting a memory card
The HP Color LaserJet 2840 all-in-one can read the following memory-card types:
●CompactFlash
●Memory Stick and Memory Stick PRO
●MultiMedia
●Secure Digital (SD)
●SmartMedia
●xD
Note
The HP Color LaserJet 2840 all-in-one memory card reader recognizes only files in .JPEG
file and sRGB color format when printing from the device control panel. To print other file
types, you must use the software, such as HP Image Zone, provided on the CD-ROMs that
came with the device. See the...
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