The Sony ICF‑SW1 is a portable FM/LW/MW/SW receiver with worldwide band coverage. This service manual provides detailed information on the radio’s specifications, control layout, supplied accessories, and how to operate features such as direct tuning, scan tuning, preset stations, sleep timer, and the active antenna.
The manual also includes a complete parts list, exploded views, schematic diagrams, and step‑by‑step instructions for disassembly, electrical adjustments, and component replacement, helping technicians service and repair the unit safely.
| FM frequency range | 76 — 108 MHz (type 1) / 87.5 — 108 MHz (type 2‑4) |
|---|---|
| AM frequency range | 150 — 528 kHz (type 1‑3) / 150 — 285 kHz (type 4) |
| SW frequency range | 1,615 — 29,995 kHz (type 1, 3) / 1,615 — 26,100 kHz (type 2, 4) |
| Power output | 250 mW at 10 % harmonic distortion |
| Output impedance | 1 kΩ |
| Headphone jack impedance | 18 Ω stereo earphones |
| Battery type | Two AA (R6) batteries |
| Dimensions | Approx. 66 × 35 mm (2.6 × 1.4 in) |
When activated, the radio will automatically turn off after about 65 minutes of listening.