HP Scanjet 200 User Guide - Page 24

Issues with text recognition (OCR) (Windows), HP Scanning, Document, Scan to, Save to File

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Chapter 3 Issues with text recognition (OCR) (Windows) The scanner uses optical character recognition (OCR) to convert text on a page to text that you can edit on your computer. • If you scan text but cannot edit it, make sure that you make the following selections during scanning: ◦ HP Scanning (Select Document.) ◦ Scan to (Select a word-processing program or Save to File.) NOTE: If you select Save to File, make sure that you select a document type that creates editable text. If text is classified as a graphic, it is not converted to text. • To change text scanning options, click Scan Document Settings in the initial HP Scanning screen. • Check the originals ◦ The software might not recognize text that is tightly spaced. For example, if the text that the software converts has missing or combined characters, "rn" might appear as "m". ◦ The accuracy of the software depends on the image quality, text size, and structure of the original and the quality of the scan itself. Make sure that your original has good image quality. ◦ Colored backgrounds can cause images in the foreground to blend too much. • If the scanner glass is dirty, the scan file does not have optimum clarity. Make sure the scanner glass is clean. Issues with text recognition (OCR) (Mac) If you scan text but cannot edit it, check the following: • Verify the scan resolution setting: ◦ 200 dpi is sufficient for storing documents as images (JPEG or TIFF is the best for most OCR applications). ◦ For most languages, 300 dpi is sufficient for using optical character recognition (OCR) to create editable text. ◦ For Asian langauges and bidirectional languages, 400 dpi is the recommended resolution. • Check the originals ◦ The software might not recognize text that is tightly spaced. For example, if the text that the software converts has missing or combined characters, "rn" might appear as "m". ◦ The accuracy of the software depends on the image quality, text size, and structure of the original and the quality of the scan itself. Make sure that your original has good image quality. ◦ Colored backgrounds can cause images in the foreground to blend too much. • If the scanner glass is dirty, the scan file does not have optimum clarity. Make sure the scanner glass is clean. 22 Troubleshooting

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Issues with text recognition (OCR) (Windows)
The scanner uses optical character recognition (OCR) to convert text on a page to text
that you can edit on your computer.
•
If you scan text but cannot edit it, make sure that you make the following selections
during scanning:
◦
HP Scanning
(Select
Document
.)
◦
Scan to
(Select a word-processing program or
Save to File
.)
NOTE:
If you select
Save to File
, make sure that you select a document
type that creates editable text. If text is classified as a graphic, it is not
converted to text.
•
To change text scanning options, click
Scan Document Settings
in the initial
HP
Scanning
screen.
•
Check the originals
◦
The software might not recognize text that is tightly spaced. For example, if
the text that the software converts has missing or combined characters, "rn"
might appear as "m".
◦
The accuracy of the software depends on the image quality, text size, and
structure of the original and the quality of the scan itself. Make sure that your
original has good image quality.
◦
Colored backgrounds can cause images in the foreground to blend too much.
•
If the scanner glass is dirty, the scan file does not have optimum clarity. Make sure
the scanner glass is clean.
Issues with text recognition (OCR) (Mac)
If you scan text but cannot edit it, check the following:
•
Verify the scan resolution setting:
◦
200 dpi is sufficient for storing documents as images (JPEG or TIFF is the best
for most OCR applications).
◦
For most languages, 300 dpi is sufficient for using optical character
recognition (OCR) to create editable text.
◦
For Asian langauges and bidirectional languages, 400 dpi is the
recommended resolution.
•
Check the originals
◦
The software might not recognize text that is tightly spaced. For example, if
the text that the software converts has missing or combined characters, "rn"
might appear as "m".
◦
The accuracy of the software depends on the image quality, text size, and
structure of the original and the quality of the scan itself. Make sure that your
original has good image quality.
◦
Colored backgrounds can cause images in the foreground to blend too much.
•
If the scanner glass is dirty, the scan file does not have optimum clarity. Make sure
the scanner glass is clean.
Chapter 3
22
Troubleshooting