HP Color LaserJet 2840 User Manual
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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...
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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...
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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...
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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
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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
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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...
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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...
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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
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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...