This manual provides detailed instructions for the disassembly and reassembly of the Sony MDR-DS6500 Wireless Stereo Headphone System. It includes step-by-step procedures for disassembling various components such as the headphones (RX MAIN BOARD, RX POWER BOARD, FRONT R/L SUB ASSY PLATE) and the processor (TX TERMINAL BOARD, TX MAIN BOARD, PROCESSOR SECTION). Exploded views with part numbers are provided for clarity. The manual also contains specifications for the system, including dimensions, mass, operating temperatures, and transmission details for both the processor and the headphones. Safety precautions regarding battery replacement are also highlighted.