DPT4, DPT5 and DPT6 Software Version 1.5.1 for Windows 2000, 2003 and XP Please review the version history at: http://www.cacdsp.com/software/release_notes/dpt_hist.html and Release notes at: http://www.cacdsp.com/software/release_notes/dpt_rel151.html Note that release 1.5.0 was a preview release for DPT5 boards. Users who are upgrading from version 1.4.9 should also review the release notes for 1.5.0 at: http://www.cacdsp.com/software/release_notes/dpt_rel150.html Installation instructions are available at the following URL: http://www.cacdsp.com/software/release_notes/dpt_inst.html In some cases the installer program will require an upgrade of the Microsoft Installer (MSI) software. Normally this is done automatically. If you are unable to automatically upgrade MSI you may download and run a stand-alone MSI updater from: ftp://ftp.cacdsp.com/pub/misc/InstMsiW.exe