VT220

This document is a comprehensive field maintenance print set for the Digital Equipment Corporation VT220 terminal. It provides essential technical information for servicing the VT220, including its variations (VT220-A, -B, and -C, which differ by CRT type). The set is structured hierarchically, beginning with a table of contents that lists major assemblies such as the VT220 Unit Assembly, Terminal Controller Board, Power Supply/Monitor Board, Yoke Assembly, and PCB Bezel Assembly. For each of these major components, the document includes a drawing directory, detailed parts lists with individual component descriptions and types (electrical, mechanical, electro/mechanical), assembly diagrams, and circuit schematics, providing a thorough technical resource for maintenance personnel.