H9657-EU Upgrade Kit

The H9657-EU Installation Guide, published by Digital Equipment Corporation in August 1990, details the procedures for installing the H9657-EU upgrade kit into an existing VAXBI expander cabinet. The manual includes comprehensive instructions for:

• Unpacking and inspecting components.
• Essential safety, ESD, and power-off procedures required before working on the system.
• Step-by-step instructions for installing the H9657-EU upgrade, including the VAXBI card cage, MPS regulator, and various cables.
• Configuring VAXBI card cage switches.
• Returning systems to service.
• Appendix A provides detailed point-to-point cable connection diagrams for various VAX, VAX 6000, and VAX 9000 systems.