1. はじめに
This manual provides detailed instructions for the installation, operation, and maintenance of your Cooler Master Elite 681 Computer Case. Please read this manual thoroughly before beginning assembly or use to ensure proper functionality and longevity of your product.

画像1.1: 前面 view of the Cooler Master Elite 681 Computer Case, showcasing its tempered glass panels and pre-installed ARGB fans.
2. 主な特徴
- 270°フルView Tempered Glass with Seamless Bevel Design: Dual tempered glass panels with unique 45° bevel edges create a nearly invisible seam for a clean, uninterrupted view of internal components and lighting.
- True Dual-Chamber Architecture: Separate chambers for the motherboard and PSU/cabling streamline airflow and simplify installation. The right chamber includes a top-mounted PSU and 95mm of cable management depth.
- Vertical Cooling Configuration: Supports up to 10 fans in a bottom-to-top vertical airflow layout, accelerating heat dissipation and enhancing thermal performance.
- Extreme Cooling Support: Accommodates dual 360mm radiators (top and bottom) and a 280mm side-mounted radiator, ideal for custom water cooling or high-end AIOs.
- Pre-installed ARGB Fan Setup with Motherboard Sync Support: Includes 4 ARGB fans (3 reverse-blade side intake fans and 1 rear exhaust fan). Each fan features daisy-chain connectors for cleaner cable management and streamlined setup, fully compatible with major motherboard ARGB software for synchronized lighting control.
- Large Mesh Ventilation Zones: Full-size mesh openings on the top and bottom panels provide superior airflow, enhancing system cooling.
- Support for RTX 50 Series Graphics Cards: Ready for the latest GPUs, with support for graphics cards up to 410mm in length, ideal for next-gen RTX 50 Series builds.
- アップグレードされた高速 I/O パネル: Features dual USB 3.0 Type-A ports and a USB 3.2 Gen 2x2 Type-C port with a transfer speed of up to 20Gbps, perfect for fast data access and modern device connectivity.

Image 2.1: Illustration of the 270° seamless tempered glass design, providing an expansive view インテリアの。

画像2.2: 内部 view demonstrating the vertical airflow configuration with fans positioned for optimal cooling.

Image 2.3: Depiction of the case's capacity for large radiators, indicating extensive cooling support.

Image 2.4: Four ARGB fans with daisy-chain connectors, illustrating the pre-installed fan setup.

画像2.5: 内部 view 表示中 ample space for a large graphics card, confirming compatibility with RTX 50 series.

Image 2.6: Close-up of the top I/O panel, detailing the available high-speed USB and audio ports.
3. セットアップとインストール
3.1 開梱
- Carefully remove the computer case from its packaging.
- Inspect the case for any signs of damage during transit. Contact your retailer immediately if damage is found.
- Remove all protective films from the tempered glass panels.
- Locate the accessory box, which contains screws, cable ties, and other small components.
3.2 コンポーネントのインストール
Ensure your system is powered off and unplugged before installing any components.
- マザーボードの取り付け:
- サイドパネルを取り外します。
- I/O シールドをケースの背面開口部に取り付けます。
- Align your ATX, Micro-ATX, or ITX motherboard with the pre-installed standoffs. Additional standoffs may be required for certain motherboard sizes; install them as needed.
- Secure the motherboard with the appropriate screws from the accessory kit.
- 電源ユニット (PSU) の取り付け:
- The Elite 681 features a top-mounted PSU chamber. Remove the PSU bracket from the rear of the case.
- Attach the PSU to the bracket using the provided screws.
- Slide the PSU with the bracket back into the top chamber and secure it.
- Storage Drive Installation (HDDs/SSDs):
- ケース内のドライブ ベイまたは取り付けポイントを見つけます。
- Install 3.5" HDDs into the drive cages, typically using tool-less trays or screws.
- Install 2.5" SSDs onto designated mounting plates, usually located behind the motherboard tray or on the PSU shroud.
- グラフィックカード(GPU)のインストール:
- ケースの背面から必要な PCIe スロット カバーを取り外します。
- Insert your graphics card into the primary PCIe slot on the motherboard.
- Secure the graphics card with the retention clip and screws.
- Cooling System Installation (Fans/Radiators):
- The case comes with 4 pre-installed ARGB fans. Connect their power and ARGB cables to your motherboard or a compatible controller.
- For additional fans or radiators, refer to the case's specifications for supported sizes and mounting locations (e.g., top, bottom, side).
- 最適な冷却のために適切な空気の流れの方向を確保します。
- ケーブル管理
- Utilize the 95mm cable management depth in the right chamber and the numerous tie-down points to route and secure cables.
- 必要なすべての電源ケーブルとデータ ケーブルをコンポーネントに接続します。

画像3.1: 内部 view highlighting the motherboard mounting area and compatibility with ATX, Micro-ATX, and ITX form factors.
4. 操作
Once all components are installed and cables are connected, replace the side panels. Connect your peripherals (monitor, keyboard, mouse) and power cable to the PSU. Press the power button on the top I/O panel to start your system.
4.1 ARGB照明制御
The pre-installed ARGB fans can be controlled via compatible motherboard software (e.g., ASUS Aura Sync, MSI Mystic Light Sync, Gigabyte RGB Fusion, ASRock Polychrome Sync). Refer to your motherboard's manual for specific instructions on ARGB software usage.
5. メンテナンス
5.1 クリーニング
- 外観: 柔らかくてamp 外側の表面を拭くときは布を使用してください。研磨剤入りの洗剤は使用しないでください。
- 強化ガラス: Use a microfiber cloth and a glass cleaner (non-ammonia based) to clean the tempered glass panels.
- インテリア: Periodically use compressed air to remove dust from inside the case, especially from fans, heatsinks, and mesh panels. Ensure the system is powered off and unplugged before cleaning the interior.
5.2 ダストフィルター
The Elite 681 features large mesh ventilation zones on the top and bottom panels, which act as dust filters. Regularly remove and clean these mesh panels to maintain optimal airflow and prevent dust buildup within your system.
6。 トラブルシューティング
- システムが電源オンにならない:
- Check all power connections, including the PSU to the wall outlet, PSU to motherboard, and front panel power switch header to the motherboard.
- PSU スイッチが「オン」の位置にあることを確認します。
- ファンが回転しない/ARGBが点灯しない:
- Verify that all fan power cables are securely connected to the motherboard or fan controller.
- Ensure ARGB cables are correctly connected to a compatible ARGB header on the motherboard or controller.
- Check motherboard software settings for fan speed and ARGB control.
- 空気の流れが悪い/気温が高い:
- 「メンテナンス」セクションの説明に従って、ダスト フィルターと内部コンポーネントをクリーニングします。
- Ensure fans are oriented correctly for optimal airflow (bottom-to-top vertical airflow is recommended for this case).
- ケーブルが空気の通り道を妨げていないことを確認します。
7. 仕様
| 特徴 | 仕様 |
|---|---|
| ブランド | クーラーマスター |
| モデル番号 | E681-KHNN-S00 |
| 色 | 黒 |
| ケースタイプ | ミッドタワー |
| マザーボードの互換性 | ATX、マイクロATX、ITX |
| 製品寸法(長さx幅x高さ) | 42.5 x 28.5 x 40 cm |
| アイテム重量 | 7.13キロ |
| プレインストールされたファン | 4 x ARGB Fans (3x Side Intake, 1x Rear Exhaust) |
| ラジエーターサポート | Dual 360mm (Top & Bottom), 280mm (Side) |
| GPUの最大長 | 410mm |
| I/O ポート | 2 x USB 3.0 Type-A, 1 x USB 3.2 Gen 2x2 Type-C, 1 x 3.5mm Audio + Mic |
8. 保証とサポート
Cooler Master products are designed for durability and performance. For warranty information, technical support, or to contact customer service, please visit the official Cooler Master webサイトを参照するか、製品に付属の保証カードを参照してください。
また、 AmazonのCooler Masterストア 詳細な製品情報とサポート リソースについては、こちらをご覧ください。





