We are waiting for the same thing to happen. Contact Bruce Vaughn at Jim White's lab, INSTAR Univ . Col. Bolder. He is a genius at the software and system. Deck At 10:51 PM 5/2/2005 -0400, you wrote: >Hello all, > >We have recently suffered a disk crash on our PS2 running a Prism II...any >help on obtaining install version for SIRA 4.3? Also, is it true that the >older SIRA control systems will not run in a dos window of a newer pc due >to clock speed problems? > >Thanks! Bruce L. Deck SIO Analytical Facilities 3164 Sverdrup Hall Univ. Cal. San Diego La Jolla, CA 92093-0208 [log in to unmask] 858-534-1693 Fax 858-534-8922