DWMBB VAXBI

This document serves as an installation manual for the DWMBB-LA VAXBI plug-in unit (PIU) and the DWMBB-LB upgrade kit. It is intended for customer service engineers and qualified customers tasked with upgrading VAX 7000 and 10000 systems. The manual covers system preparation, installation of enclosures and adapters, cabling requirements between the XMI and VAXBI card cages, and acceptance/troubleshooting procedures. It includes detailed instructions for both the base kit and the upgrade kit, along with technical specifications regarding power requirements and component ampacities in the appendix.