PDP-11/04/34/34A

This maintenance card provides essential technical information for the PDP-11/04, PDP-11/34, and PDP-11/34A systems. It includes instructions for the console emulator, troubleshooting flowcharts for power-up and operational issues, and jumper/switch configurations for various memory and controller modules (e.g., M9301, M9312, MM11-DP, M7850, DL11-W, KK11-A). Additionally, the document covers memory management, backplane installation, current distribution, and pin assignments for the modified Unibus.