Sony Corporation of America. Sony. Automatic Editing Control Unit BVE-500A. U-Matic Professional Operation and Maintenance Manual: 3rd Edition. Serial No. 20301 to 21010. Table of Contents: Operation (Features, Specifications, Prior to Editing, Location of Parts and Controls, Preparation, Connections, Manual Recording, Manual Editing, Butt Editing, Editing Mode Selection, Search Operation, Standard Editing, Counter "0" reset, IN and OUT Point Entry for PLAYER and RECORDER, IN and OUT Point Callout for PLAYER and RECORDER, Time Shift Operation, Interruption of Preview or Auto Edit by Recorder Pause Button Change from Preview to Auto Edit and Vice Versa, Live Video Editing, Cue Operation, Cue Application, Repacking for Shipment, Rack-mounting), Alignment and Diagrams (How to Remove the External Cabinet, How to Replace the KEY SWITCH Alignment, DC Voltage Adjustment, Preroll Time Selection, Adjustment of Editing Point Accuracy, Cue Signal Adjustment, Still Release Timer Adjustment, E-E Delay Adjustment, Wheel's Photo-interruptor Position Adjustment, Data Flow System Blockdiagram, Auto Edit Control System Blockdiagram, KD-1/ PC-3 Board (Key & Display), SC-18 Board (Auto Edit Sub-counter), AE-2 Board (Auto Edit Sequence Control), P-MV-3/ R-MV-3 Board (Movement Control), CC-4 Board (CTL Counter), CT-5 Board (Register Data Transmission Control), MC-8 Board (Mode Control), MG-1 Board (Memory & Timing Generator), QC-2 Board (Cue Control), PW-22 Board (Power Supply), BF-4 Board (Buffer), CN-7 Board (Mother Board)), and Exploded Views and Parts List.