DECsystem 5900 Dual CPU Drawer Installation Manual

This document, the "DECsystem 5900 Dual CPU Drawer Installation Manual," provides detailed, step-by-step instructions for installing a second CPU drawer to upgrade a DECsystem 5900 server to a dual CPU configuration.

It is specifically intended for use by Digital Services engineers or authorized self-maintenance customers.

The manual covers the entire installation process, including:

• Unpacking the upgrade kit and its components.
• Preparing the system by powering it down, removing filler panels, and relocating the original cable arm.
• Assembling and attaching new drawer slides and installing a new cable arm.
• Physically installing the new CPU drawer, with warnings about requiring two people and extending the stabilizer bar for balance.
• Connecting necessary cables, including power, system console, and TURBOchannel connections.
• Guidance on powering up the system and performing acceptance tests (Power-Up Self-Test, system configuration checks, and extended ROM tests).
• Information on modifying the ULTRIX operating system and configuring mass storage drawers/SCSI IDs, if required as a result of the upgrade.