Silicon Graphics POWER CHALLENGE User Manual page 26

Chapter 1: Introducing the Challenge Deskside Servers
10
Additional specifications are provided in Appendix A, "Hardware
Specifications."
If you have any questions concerning physical location or site preparation,
contact your Silicon Graphics system support engineer (SSE) or other
authorized support organization representative before your system is
installed.
Chapters 2 through 5 in this guide discuss hardware topics common to all
Challenge deskside configurations.