KS10 MaintSch Apr78

This document is a "Field Maintenance Print Set" for the "KS10 Processor" by Digital Equipment Corporation, published in 1977. It includes a table of contents, a drawing directory, parts lists, and detailed diagrams for various components and processes of the KS10 Processor.

Key contents include: - Table of Contents: Lists the various sections of the print set, including drawing directories, assembly parts lists, and modules for memory, console, Unibus adapter, data path execution, and CRAM. - Unit Variations: Specifies that the print set covers KS10-AA (115V/60Hz) and KS10-AB (230V/50Hz) processor unit assemblies. - Detailed Diagrams: Provides numerous detailed drawings and schematics for: - Cabinet components (single hiboy, doors, panels, etc.). - Cable assemblies (internal Unibus, Massbus, console panel, power). - Processor unit assembly and various sub-assemblies. - Console and control logic, CRAM address and control. - MOS memory array, data paths, and power distribution. - Parts Lists: Extensive lists of components for the KS10 Processor Unit Assembly, including mechanical parts, electrical components, and cables, along with quantity variations. - Wiring and Jumper/Switch Configurations: Detailed charts and diagrams for harness connections, power wiring, and DIP switch/jumper plug settings for various modules (e.g., LPD7, M8616, M8629, DZ11, M9300, M8618). - Engineering Specification: Describes functional tests, MTBF (Mean Time Between Failures) for modules and power systems, environmental conditions, power system specifications (DC voltage and AC line voltage for KS10-AA and KS10-AB), voltage margins, and retest procedures after module failure.