ADIC Advanced Digital Information (MM)

Advanced Digital Information Corporation (Nasdaq/NMS:ADIC) today announced that it will participate in the Bear Stearns 17th Annual Technology Conference at the Grand Central Station in New York. Peter van Oppen, Chair and CEO, will make a presentation regarding the Company's strategy and direction at 2:45 p.m. Eastern Time on Monday, June 12, 2006. The presentation will be available via live webcast on the ADIC website at http://www.adic.com/ir. About ADIC Advanced Digital Information Corporation (Nasdaq:ADIC) is a leading provider of Intelligent Storage(TM) solutions to the open systems marketplace. ADIC is the world's largest supplier of automated tape systems using the drive technologies most often employed for backing up open system, client-server networks.(1) The Company's data management software, storage networking appliances, and disk-based backup and restore solutions provide IT managers innovative tools for storing, managing, and protecting their most valuable digital assets in a variety of disk and tape environments. ADIC storage products are available through a worldwide sales force and a global network of resellers, OEMs and partnerships, including Apple, Dell, EMC, Fujitsu-Siemens, HP, IBM, and Sun. On May 2, 2006, ADIC announced that it entered into an agreement to merge with Quantum Corporation (NYSE:DSS). Further information about ADIC and the proposed merger is available at www.adic.com. (1) Market Share: Gartner Dataquest, Tape Automation Systems Market Shares, 2004, F. Yale, August 2005. ADIC and Scalar are registered trademarks and Intelligent Storage is a trademark of Advanced Digital Information Corporation. All other trade or service marks mentioned in this document should be considered the property of their respective owners.