Troy, At 2005-07-27 03:06 PM Wednesday, you wrote: >Which models? Precision, OptiPlex or Dimension? All Optiplex, all or mostly GX280. Not all purchased in one batch, but all purchased within the last year. In answer to an earlier question, the failed hard drive on the latest machine was a Seagate Barracuda 80GB SATA, model number ST380013AS if anyone wants to know. -- David McFarlane, Research Technology Specialist Dept. Psychology, Michigan State University [log in to unmask] www.msu.edu/~mcfarla9 Voice: (517) 353-0799 Fax: (517) 353-1652