XL-3750 Manuals XL-3750 Not your product? Language English Français Español Português User's Guide User's Guide Release Date: 04/09/2009 Version: 04 Size: 1.46MB Download and view the document in PDF format. PDF documents require the installation of the Adobe® Acrobat Reader DC® software. If you do not have the Adobe® Acrobat® software, click the "Adobe® Acrobat Reader DC®" link to download the software.