1. はじめにview
The Lexar Professional CFexpress Type B Card SILVER Series is designed for photographers and videographers requiring high-speed performance. This memory card facilitates the capture and storage of high-quality images and seamless 8K video content.
主な機能は次のとおりです。
- High-speed performance with up to 1750MB/s read and 1300MB/s write speeds.
- Capability to shoot high-quality images and 8K video.
- Backwards-compatibility with select XQD cameras.
- 限定10年間保証。

Figure 1: Lexar 128GB Professional CFexpress Type B Silver Series Memory Card.
2. セットアップ
To begin using your Lexar CFexpress Type B memory card, follow these general steps for insertion into a compatible camera or device. Always refer to your device's instruction manual for specific card slot locations and insertion procedures.
- メモリカードスロットを見つけます。 Identify the CFexpress Type B card slot on your camera or device. This is often located behind a protective cover on the side or bottom of the device.
- カードの向きを決める: Hold the Lexar CFexpress Type B card with the label facing the correct direction as indicated by your device's manual or markings near the slot. CFexpress Type B cards are designed to be inserted in only one orientation.
- カードを挿入してください: Gently slide the memory card into the slot until it clicks into place. Do not force the card, as this may damage the card or the device.
- Close the Card Slot Cover: Securely close the protective cover of the card slot.
- カードをフォーマットする(推奨): For optimal performance and to ensure compatibility, it is recommended to format the memory card using your camera's internal formatting function before its first use and periodically thereafter. Refer to your camera's manual for instructions on how to format a memory card. Formatting will erase all data on the card.
This card is also backwards-compatible with select XQD cameras, offering versatility across various devices. Ensure your XQD camera has the necessary firmware update to support CFexpress Type B cards.

Figure 2: Proper insertion of the CFexpress Type B card into a compatible camera.

Figure 3: Compatibility Guide Highlights for Lexar CFexpress Type B cards with various camera models.
3. 操作手順
The Lexar Professional CFexpress Type B card is engineered for demanding photography and videography tasks. Its high-speed capabilities ensure smooth performance during continuous shooting and high-resolution video recording.
- 高解像度キャプチャ: Utilize the card's speed to capture high-quality still images, including RAW formats, and record 8K video without dropped frames.
- 連続撮影: The fast write speed (up to 1300MB/s) supports extended continuous burst shooting, allowing you to capture fast-paced action without buffering delays.
- 効率的なワークフロー: 最大1750MB/秒の読み取り速度で大容量データを転送 files from the card to your computer is significantly accelerated, streamlining your post-production workflow. For optimal transfer speeds, use a compatible CFexpress Type B card reader.

Figure 4: High-speed performance with transfer speeds up to 1750MB/s read and 1300MB/s write.

Figure 5: Capture high-quality images and 8K video with the Lexar CFexpress Type B card.
Video 1: Official Lexar video demonstrating the features and performance of the Professional CFexpress Type B Card SILVER Series.
4. メンテナンス
Proper care and maintenance will extend the lifespan of your Lexar CFexpress Type B memory card and help protect your data.
- 取り扱いにはご注意ください: Avoid touching the metal contacts of the card. Static electricity or dirt can interfere with its function.
- 要素から保護: Keep the card away from extreme temperatures, moisture, dust, and strong magnetic fields. Store it in a protective case when not in use.
- 安全な排出: Always safely eject the card from your camera or computer before removing it to prevent data corruption.
- 定期的なバックアップ: Regularly back up your data to another storage device to prevent loss in case of card failure or accidental deletion.
- データ復旧: 購入を検討するasing a data recovery plan for added peace of mind. Lexar offers 2-year and 3-year Photo and Data Recovery Plans.
5。 トラブルシューティング
If you encounter issues with your Lexar CFexpress Type B memory card, review 次の一般的なトラブルシューティング手順:
- カードが認識されません:
- カードがデバイスのスロットに完全に正しく挿入されていることを確認します。
- Check if your camera or card reader is compatible with CFexpress Type B cards.
- Verify that your camera's firmware is up to date, especially for XQD-compatible devices.
- デバイス固有の問題を排除するために、互換性のある別のデバイスまたはカード リーダーでカードを試してください。
- パフォーマンスの低下またはバッファリング:
- Confirm your camera settings are appropriate for the card's speed capabilities (e.g., 8K video requires high write speeds).
- Ensure your card reader supports CFexpress Type B speeds for fast data transfer to your computer.
- The card may be nearing its capacity. Transfer fileスペースを解放します。
- Consider formatting the card (backup data first).
- データの破損またはエラー:
- 物理的に取り外す前に、必ずカードをデバイスから安全に取り出してください。
- 読み取り/書き込み操作中はカードを取り外さないでください。
- If errors persist, the card may be faulty. Contact Lexar support for assistance.
For further assistance, consult your camera's user manual or the Lexar support resources.
6. 仕様
| 特徴 | 詳細 |
|---|---|
| ブランド | レキサー |
| モデル名 | CFExpress Type B SILVER |
| 商品型番 | LCXEXSL128G-RNENG |
| フラッシュメモリタイプ | CFエクスプレス |
| メモリストレージ容量 | 128ギガバイト |
| 読み取り速度 | 最大1750MB/秒 |
| 書き込み速度 | 最大1300MB/秒 |
| ハードウェアインターフェイス | コンパクトフラッシュ |
| 特集 | 8Kビデオサポート |
| 対応デバイス | カメラ |
| 製品寸法(長さx幅x高さ) | 1.52 x 1.17 x 0.15 インチ (38.6 x 29.7 x 3.8 mm) |
| アイテム重量 | 0.275オンス(7.8グラム) |
| 欧州連合 | 843367124589、842126102172 |

Figure 6: Physical dimensions of the Lexar CFexpress Type B card.
7. 保証情報
The Lexar 128GB Professional CFexpress Type B Silver Series Memory Card comes with a limited 10-year warranty. This warranty covers defects in materials and workmanship under normal use. For detailed terms and conditions, including how to make a warranty claim, please refer to the official Lexar website or contact Lexar customer support.
8. サポート
For technical assistance, product inquiries, or further information regarding your Lexar Professional CFexpress Type B card, please utilize the following resources:
- オンラインサポート: Visit the official Lexar support page for FAQs, driver downloads, and contact options.
- Webサイト: https://www.lexar.com/support
- Lexar provides expert technical support to assist with any issues you may encounter.





