This document is a technical schematic and service reference for the Philips BV 25 N-HR mobile X-ray system, identified by manual part number 4522 983 50741. The manual provides wiring diagrams, system functions, connector/wiring legends, and component identification for the BV 25 N-HR. Key mechanical specifications include a 156° mechanical stop and a ground-centre distance of 1557 mm. The documentation includes a comprehensive component configuration legend, detailing parts such as the II TUBE, 6" II cascade generator, PRACTIX-C tank, XTV8-S camera, mains control unit, Scopofix 25 control unit, and video output devices.