Read and Write and Servo

This document provides the technical schematics and parts lists for the Digital Equipment Corporation "Read/Write and Servo" electronics module, used in the TU60 tape drive system.

The document includes:

• Component Placement Diagrams: Detailed layouts for the printed circuit board, showing the orientation and location of integrated circuits (ICs), transistors, resistors, capacitors, and connectors.
• Schematic Diagrams: Five pages of logic and circuit diagrams detailing the servo controls, motor driver circuits, read/write circuitry, and rewind/registration logic.
• Parts Lists: Comprehensive tables listing all electrical components required for assembly, including specific part numbers, values/ratings, and corresponding reference designators for maintenance and manufacturing purposes.