TX-DS989Ver2 UPGRADE

Read The Specs First!

Before upgrading your TX-DS989 to include the latest technological developments (THX Ultra 2 and DTS 24/96), why not download the latest information in the form of three files.
The explanatory manual for the new version 2, presenting the THX Ultra 2 and another outlining the advantages of the DTS 24/96. Three PDF files will allow you to discover how, if you own a TX-DS989, your system’s performance will be enhanced by this new update.


-Main Manual

-Manual for THX Ultra 2

-Manual for DTS 96/24