1. はじめに
This instruction manual provides detailed guidance for the installation, operation, and maintenance of your Sena Universal Helmet Clamp Kit (Model SC-A0315). This kit is designed to integrate Sena communication systems with various motorcycle helmets, ensuring clear audio and communication functionality. It is compatible with Sena 20S, 20S EVO, and 30K models.
2. 箱の中身
Your Sena Universal Helmet Clamp Kit includes the following components:
- ユニバーサルClamp ユニット
- ブームマイク
- 有線マイク
- 有線ブームマイク
- ダイナミックスピーカー
- マイクスポンジ
- フォームスピーカーカバー
- Hook and Loop Fasteners for Boom/Wired Microphones
- スピーカー用面ファスナー
- 接着面取り付けアダプター
- レンチ
- スピーカーパッド(厚手)
- ゴムパッド
- ブームマイクホルダー
- Hook and Loop Fasteners for Holder

The kit provides various microphone and mounting options to suit different helmet types and user preferences.
3. 互換性
This Universal Helmet Clamp Kit is compatible with the following Sena communication systems:
- Sena 20S
- Sena 20S EVO
- Sena 30K
- Sena 50S
4. セットアップとインストール
Proper installation ensures optimal performance and comfort. Follow these steps to install your clamp キット:
4.1 Clの取り付けamp ユニット
clamp unit attaches to the left side of your helmet. You can choose between the clamp type or the glued surface mounting adapter depending on your helmet's design.
- Clamp タイプ: CLのネジを緩めますamp using the provided Allen wrench. Slide the clamp between the helmet shell and the inner padding on the left side. Position it securely and tighten the screws.
- 接着表面取り付けアダプター: Clean the desired mounting area on the left side of your helmet. Peel off the adhesive backing from the adapter and firmly press it onto the helmet surface. Hold for 30 seconds to ensure a strong bond.

4.2スピーカーの設置
The dynamic speakers attach inside your helmet's ear pockets.
- Remove the cheek pads and any internal lining that covers the ear pockets.
- Attach the hook and loop fasteners to the back of each speaker.
- Place the speakers directly over your ears inside the helmet. Use speaker pads (thick) or foam speaker covers if needed to bring the speakers closer to your ears for optimal sound quality and to reduce wind noise.
- スピーカーの配線をヘルメットのパッドの下にきちんと配線し、amp ユニット。
4.3 マイクの取り付け
Choose the microphone type that best suits your helmet and riding style.
- ブームマイク: Ideal for open-face or modular helmets. Attach the boom microphone to the clamp unit. Position the microphone directly in front of your mouth, ensuring the wind screen is on.
- 有線マイク: Suitable for full-face helmets. Attach the wired microphone to the clamp unit. Secure the microphone inside the helmet near your mouth using the provided hook and loop fasteners or the boom microphone holder.
- 有線ブームマイク: Provides extended reach for specific helmet designs.


4.4 インストールビデオガイド
For a visual guide on installing the Sena communication system with a helmet clamp kit, please refer to the video below. This video demonstrates the process for a compatible 20S EVO unit, which uses a similar clamp kit installation method.
5. 操作手順
Once your clamp kit is installed and your Sena communication system is attached, refer to your specific Sena unit's manual (20S, 20S EVO, or 30K) for detailed operating instructions. However, here are some general functions:
5.1 電源オン/オフ
Typically, to power on your Sena unit, press and hold the Jog Dial and Phone Button simultaneously until you hear an audible prompt like "Hello" or see indicator lights.
5.2 ボリュームコントロール
ジョグダイヤルを時計回りに回すと音量が上がり、反時計回りに回すと音量が下がります。
5.3電話のペアリング
With your Sena unit powered on, press and hold the Phone Button until you hear "Phone Pairing" and see alternating red and blue flashing lights. Then, select your Sena unit from your phone's Bluetooth settings.
5.4インターコムペアリング
To pair with another Sena unit, ensure both units are powered on. Press and hold the Jog Dial on both units simultaneously until you hear "Intercom Pairing" and see red flashing lights. Then, press the Jog Dial on one of the units to initiate pairing.
5.5 充電
The charging port is typically located on the back of the main unit, often under a rubber flap. Use a Micro USB cable to charge. A full charge usually takes approximately 2.5 hours, providing up to 12 hours of talk time.
6. メンテナンス
To ensure the longevity and optimal performance of your Sena Universal Helmet Clamp キット:
- clを定期的に掃除してくださいamp unit and connections with a soft, dry cloth.
- Avoid exposing the unit to extreme temperatures or harsh chemicals.
- Ensure all connections are secure before each ride.
- 使用していないときは、ユニットを乾燥した涼しい場所に保管してください。
7。 トラブルシューティング
If you encounter issues with your Sena Universal Helmet Clamp キット、次の点を考慮してください。
- No Audio/Intercom: Check all cable connections between the clamp unit, speakers, and microphone. Ensure the main Sena unit is securely attached to the clamp.
- 音質が悪い: Verify speaker placement directly over your ears. Ensure the microphone is positioned correctly and the windscreen is in place.
- ペアリングの問題: Ensure both devices are in pairing mode and within range. Try resetting both devices and attempting to pair again.
- 電力の問題: Ensure the unit is fully charged. Check the charging cable and port for any damage.
For more detailed troubleshooting, refer to the full user manual of your specific Sena communication system (20S, 20S EVO, or 30K).
8. 仕様
| 特徴 | 詳細 |
|---|---|
| モデル名 | SC-A0315 |
| 接続技術 | Bluetooth、有線 |
| 無線通信技術 | ブルートゥース |
| Bluetoothバージョン | 4.1 |
| Bluetooth範囲 | 10メートル |
| 騒音制御 | 遮音性 |
| ヘッドフォンジャック | 3.5ミリジャック |
| 耐水性レベル | 耐水性 |
| 材料 | プラスチック |
| アイテム重量 | 0.1キログラム(3.52オンス) |
| 製品寸法 | 5.91 x 0.79 x 2.36インチ |
| メーカー | セナ |
9. 保証とサポート
保証情報、テクニカルサポート、その他のリソースについては、Senaの公式ウェブサイトをご覧ください。 website or contact Sena customer service. Refer to the specific warranty terms provided with your Sena communication system for details on coverage and service procedures.





