Sending faxes – Tech Specs

The following table lists file types supported as attachments.

Note: Attempting to send a file with an extension which is not its native extension, as defined below, will result in an error.

  • DOC, DOT, DOCX:Microsoft Word 97, 2000, XP, 2003, 2007
  • XML: Currently, only Microsoft Word 2003 XML files are supported.
  • PDF: Adobe Acrobat
  • TIF: Group 3 TIFF, may be in standard or fine resolution ***
  • TXT: ASCII Plain Text
  • XLS, XLSX: Microsoft Excel 97, 2000, XP, 2003, 2007 (Note: Only active worksheets will be faxed)
  • HTM/HTML: ** HTML files
  • MHT: ** MHT web archive files; HTML with embedded images
  • URL: Windows URL files (Note: The contents of the linked page will be faxed)
  • PPT, PPTX: Microsoft PowerPoint 97, 2000, XP, 2003, 2007
  • GIF: Non-animated GIF files *
  • JPG: JPEG files *
  • PS: PostScript
  • EPS: Encapsulated PostScript
  • RTF: Rich Text Format
  • BMP: Windows Bitmap *
  • PCX: PC Paintbrush Bitmap *
  • SNP: Microsoft Access Snapshot (Version 10 on Windows 2000)

* For best results use only monochrome (1-bit color, not grayscale) with the following image sizes:

** HTML documents are rendered using MS Internet Explorer, with page margins set to 10.16mm (left, right, top, and bottom)

*** Image Sizes

Standard Resolution:

  • A4: 1,728 x 1,169
  • Letter: 1,728 x 1,100
  • Legal: 1,728 x 1,400
  • B4: 2,048 x 1,357

Fine Resolution:

  • A4: 1,728 x 2,338
  • Letter: 1,728 x 2,200
  • Legal: 1,728 x 2,800
  • B4: 2,048 x 2,714

Limitations

  • Maximum number of pages per fax: 100 pages.
  • Maximum total file size of fax attachments: 20MB
  • Maximum total file size of fax attachments, where the email is electronically signed: 10MB
  • No support for password-protected files.
  • No support for read-only files (which bring up a pop-up when opened)