This is a service manual for SONY HCD-ED1 home audio equipment, which includes product features and maintenance tips.
This service manual provides detailed instructions for repairing the Sony HCD-ED1 unit, which combines tuner, CD deck, and amplifier functions. It includes safety cautions for laser radiation, electro‑static handling, and component replacement, as well as specifications for power, audio performance, and laser output.
The document is organized into sections on general information, disassembly procedures, mechanical and electrical adjustments, wiring diagrams, exploded views, and a complete electrical parts list. Additional notes cover AM tuning interval changes, AC leakage testing, and laser emission checks, making it a comprehensive guide for service technicians.
| Audio Power Output (RMS) | 15 W per channel (4 Ω) |
|---|---|
| Total Harmonic Distortion | 0.9 % THD |
| Frequency Response | 2 Hz – 20 kHz |
| Signal‑to‑Noise Ratio | ≥ 90 dB |
| Laser Wavelength | 780 nm – 790 nm |
| Laser Output Power | Max 44.60 W |