The Uniden EWR200 continuously monitors FM radio for emergency earthquake (EEW) and tsunami (EWS) alerts, automatically broadcasting warnings with sound and LED lights. It operates on AC power or a rechargeable Ni‑MH battery, allowing use during power outages and serving as an emergency light.
The guide covers safety precautions, installation, antenna setup, power connection, volume and channel selection, monitoring mode settings, battery replacement, routine inspections, and troubleshooting steps for common issues. This manual is written in Japanese.
| 受信周波数 | 76 – 90 MHz (100 kHz step) |
|---|---|
| 警報検出方式 | 緊急地震速報 NHK 方式 |
| 音声実用最大出力 | 1.2 W (85 dB SPL) |
| 使用電源 (AC アダプター) | AD‑1131, 100‑240 V 50/60 Hz, DC 9 V 550 mA |
| バッテリー | BT‑786, DC 4.8 V, 1800 mAh (Ni‑MH) |
| 外形寸法 | 184 mm × 41 mm × 90 mm |
| 質量 | 約 410 g (バッテリー含む) |
| 消費電力 (警報時) | 5.2 W |
| 消費電力 (監視時) | 1.0 W |
Use the specified Ni‑MH battery (part number BT‑786, 4.8 V, 1800 mAh) and follow the replacement procedure described on page 23.
First ensure personal safety, stay calm, and follow the recommended actions such as taking shelter and checking for further instructions.
Press the Set key to toggle the monitoring mode; the device will show a green LED when monitoring is active.