Intel® Astor II Chassis and Intel® Columbus II, III Chassis
The products you are looking for are no longer manufactured by Intel. Additionally, Intel no longer provides interactive support for these products via telephone or e-mail, nor will Intel provide any future content updates or software updates to support new operating systems or improve compatibility with third party devices and software products. THESE PRODUCT SUPPORT DOCUMENTS ARE PROVIDED FOR HISTORICAL REFERENCE ONLY AND ARE SUBJECT TO THE TERMS SET FORTH IN THE "TERMS OF USE" INFORMATION. Information on currently available Intel products is available at www.intel.com and/or developer.intel.com

Identify your products
  End of Interactive Support Announcement
    Intel® will no longer provide interactive support for these products via telephone or e-mail

Technical specifications
  Astor II Technical Product Specification [PDF]
  Astor II Technical Product Specification Update [PDF]
  Columbus II Technical Product Specification [PDF]
  Columbus II Technical Product Specification Update [PDF]
  Columbus III Technical Product Specification [PDF]
  Columbus III Technical Product Specification Update [PDF]

Installation and use
  Chassis intrusion cable does not fit into baseboard
    Attach the Columbus II chassis intrusion cable to the front panel circuit board, rather than the connector on the Intel® N440BX Server Board.
  Chassis intrusion configuration in the Intel® Columbus II Chassis
    Inserting a board stand-off into the incorrect hole or adding additional stand-offs may cause component failures on server boards installed in the Intel® Astor II and Intel® Columbus III Server Chassis.
  Astor Product Guide [PDF]
  Columbus II Product Guide [PDF]