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Text Compression
Allows you to select whether to compress the text areas of the document when using
the Searchable Text feature.
Important • Note the following when [Searchable Text] is set to [Searchable].
• In the following cases, the Searchable Text feature may not function properly.
[File Format - PDF Security] Screen
This screen allows you to encrypt a PDF file with a password, and assign the access
privileges for the file operation.
1
Select any option.
Off
The file is not encrypted, and no access privilege is assigned.
Password
Encrypts the file using a password.
Encryption Algorithm
Allows you to specify the encryption method.
128-bit RC4
Encrypts the file by the 128-bit RC4 method. Files encrypted by this method can be
opened with Adobe
Important • When the 128-bit RC4 method is used to encrypt a file, and [PDF Signature] is selected, files
128-bit AES
Encrypts the file by the 128-bit AES method. Files encrypted by this method can be
opened with Adobe
Supported Version
Displays the supported versions of Adobe
File Open Password
Displays the [PDF Security - File Open Password] screen.
• When the text on the document is small (10 points or smaller), scan the document with
high resolution (300 dpi).
• Color scanning is recommended when the document has outlined white text, or when it
has text placed on a dark background.
• If you use the E-mail or Scan to PC service to scan a document with both [MRC High
Compression] and [Searchable Text] enabled, the recognition rate of the scanned data
may differ from that of the data retrieved from a folder with both [MRC High Compression]
and [Searchable Text] enabled, using CentreWare Internet Services.
• If the document is not loaded correctly and thus the text is slanted, or if the text on the
document is in different orientations
• If the text on the document is decorated (italic, hatching, strike-through, etc.)
• If the document has background patterns or noise
• If the text on the document is handwritten
®
®
Acrobat
5.0 or later.
can be opened only with Adobe
®
®
Acrobat
7.0 or later.
®
®
Acrobat
6.0 or later.
®
®
Acrobat
for encryption.
E-mail
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