This service manual covers the Bowers & Wilkins CDM-1SE speakers, part of the 2nd CDM series. These 2-way speakers feature a Nautilus Dome Tweeter and a Kevlar® cone midbass driver, housed in a vented enclosure with a wood veneer finish. Engineered for high fidelity, they deliver a frequency response of 48Hz - 20kHz ± 3dB with a nominal impedance of 8 Ohms and a minimum impedance of 4.0 Ohms. Recommended amplifier power ranges from 50W to 120W, and the sensitivity is rated at 88dB spl (2.83V, 1m). The crossover network employs a second-order Linkwitz-Riley design at 2000 Hz, with a schematic included for detailed understanding.

This comprehensive English language service manual provides essential information for the maintenance and repair of the Bowers & Wilkins CDM-1SE. It includes detailed disassembly and assembly procedures, technical specifications, and performance data such as frequency response, sensitivity, and impedance. The manual is designed to assist owners, technicians, and enthusiasts in understanding and preserving the optimal performance of these speakers. Its content is structured to facilitate efficient troubleshooting and repair, ensuring the longevity and audio quality of the unit.