maintenance-manual · English
EAI 580 Console Manual — Chapter 6: Overload Indicators
Chapter 6 of the EAI 580 analog computer console manual, covering the visual overload indicator subsystem. The chapter explains the theory of operation for amplifier overload detection circuits (including NRPD and audio overload circuits), provides maintenance and troubleshooting procedures for the overload panel, and includes a replaceable parts list with tables for the control tray, control cards 1 and 2, and visual overload alarm assemblies (models 0.20.1018-2 and 0.20.1018-3). An appendix of engineering drawings provides schematics for the control tray wiring, control card circuits, the visual overload alarm assemblies, and the indicator panel layout.
overload indicatorsvisual overload alarmmaintenance and troubleshootingreplacement parts